Current data from the Cascade and Olympic Mtns of Washington and Oregon
Searching for data at time 2021041103..

4-10-2021
Northwest Avalanche Center
Mt Baker Ski Area, Washington

Wind gages unheated and may rime

 MM/DD  Hour  Temp  Temp    RH    RH  Wind  Wind  Wind  Wind  Hour Total 24 Hr Total
         PST     F     F     %     %   Min   Avg   Max   Dir Prec. Prec.  Snow  Snow
             5020' 4210' 5020' 4210' 5020' 5020' 5020' 5020' 4210' 4210' 4210' 4210'
------------------------------------------------------------------------------------
   4 9  2000    24    27    97    94    16    33    54   185   .02   .02     5   202
   4 9  2100    24    27    97    94    16    30    50   173   .01   .03     6   202
   4 9  2200    24    27    97    95    17    28    44   176   .03   .06     6   203
   4 9  2300    24    27    97    96     9    21    40   174   .12   .18     7   204
  4 10   100    23    26    96    97     3    13    20   211    .1   .28     8   205
  4 10   100    22    25    95    95     3    10    20   214   .04   .32     9   206
  4 10   200    21    24    95    95     5    14    27   257   .05   .37    10   206
  4 10   300    19    23    94    95     4    12    24   264   .07   .44    10   207
  4 10   400    19    22    94    95     0     6    17   249    .1   .54    11   208
  4 10   500    18    22    93    95     2     8    20   266   .01   .55    11   208
  4 10   600    18    21    93    93     1     8    20   217   .01   .56    -1   208
  4 10   700    17    22    93    93     0    11    32   294   .04    .6     0   208
  4 10   800    17    22    93    93     2    12    31   304   .04   .64     0   208
  4 10   900    19    25    92    91     1     9    19   305     0   .64     0   207
  4 10  1000    22    25    95    93     0     6    19   277   .02   .66    -0   207
  4 10  1100    23    27    94    92     0     8    24   273     0   .66     0   206
  4 10  1200    20    31    92    88     2     8    18   286     0   .66     0   205
  4 10  1300    22    29    92    86     2    10    24   288     0   .66     0   205
  4 10  1400    21    27    94    86     0     7    19   289     0   .66     0   206
  4 10  1500    20    25    92    80     2     8    20   270     0   .66     0   205
  4 10  1600    21    26    91    71     3    11    28   264     0   .66     0   205
  4 10  1700    20    25    93    76     0     4    14   257     0   .66     0   205
  4 10  1800    19    23    93    82     0     0     6   259     0   .66     0   205
  4 10  1900    19    21    93    87     0     0     2   270     0   .66     0   205

                                                                       Total
                                                                       Prec.
                                                                       4210'
    ------------------------------------------------------------------------
                                                                         .66

                                      Page 1

    4-10-2021
    Northwest Avalanche Center
    Freestone Inn, Mazama, Washington
    
    Wind gages unheated and may rime

     MM/DD  Hour  Temp    RH Solar  Wind  Wind  Wind  Hour Total 24 Hr Total
             PST     F     %  W/m2   Avg   Max   Dir Prec. Prec.  Snow  Snow
                 2170' 2170' 2170' 2170' 2170' 2170' 2170' 2170' 2170' 2170'
    ------------------------------------------------------------------------
       4 9  2000    41    52     0     0     3   236     0     0     0    -0
       4 9  2100    40    56     0     0     2   272     0     0     0    -0
       4 9  2200    40    60     0     0     3   269     0     0     0    -0
       4 9  2300    37    67     0     0     0   277     0     0     0    -0
      4 10     0    37    70     0     0     0   338     0     0     0    -0
      4 10   100    37    75     0     0     0   301     0     0     0    -0
      4 10   200    35    88     0     0     2   291   .01   .01     0    -0
      4 10   300    34    85     0     0     4   270     0   .01     0    -0
      4 10   400    34    82     0     2     5   292     0   .01     0    -0
      4 10   500    32    85     0     2     4   299     0   .01     0    -0
      4 10   600    31    77     7     1     5   287     0   .01     0    -0
      4 10   700    35    54    34     2     6   274     0   .01     0    -0
      4 10   800    37    36   419     2     7   288     0   .01     0    -0
      4 10   900    32    66    90     2     5   294     0   .01     0    -0
      4 10  1000    35    57   207     2     4   293     0   .01     0    -0
      4 10  1100    40    30   135     3     6   295     0   .01     0    -0
      4 10  1200    41    27   676     3    13   305     0   .01     0    -0
      4 10  1300    39    33   217     2     6   300     0   .01     0    -0
      4 10  1400    42    30   723     2     9   314     0   .01     0    -0
      4 10  1500    40    36   423     2     6   313     0   .01     0    -0
      4 10  1600    40    39    74     2    10   302     0   .01     0    -0
      4 10  1700    40    30    93     2     5   293     0   .01     0    -0
      4 10  1800    37    35    10     2     6   278     0   .01     0    -0

                                                                 Total
                                                                 Prec.
                                                                 2170'
          ------------------------------------------------------------
                                                                   .01

                                      Page 1

4-10-2021
Northwest Avalanche Center
Washington Department of Transportation
Washington Pass, Washington

Wind gages unheated and may rime
Precipitation gage may measure condensation

 MM/DD  Hour  Temp  Temp    RH    RH  Wind  Wind  Wind Equip  Hour Total Total
         PST     F     F     %     %   Avg   Max   Dir  Temp Prec. Prec.  Snow
             6680' 5450' 6680' 5450' 6680' 6680' 6680' 5450' 5450' 5450' 5450'
------------------------------------------------------------------------------
   4 9  2000    19    24    96    77    11    14   231    48     0     0    90
   4 9  2100    19    24    99    80    10    13   229    47     0     0    90
   4 9  2200    19    24    97    76    12    17   247    50     0     0    90
   4 9  2300    20    24    97    86    15    22   242    48   .01   .01    90
  4 10     0    20    25    97    76    13    20   243    50   .01   .02    90
  4 10   100    20    25    92    75    14    24   241    50     0   .02    90
  4 10   200    18    22    96    86    10    17   247    48   .04   .06    90
  4 10   300    16    21    94    84     6    12   230    48   .02   .08    91
  4 10   400    14    18    94    85     6    12   248    45   .03   .11    92
  4 10   500    13    17    94    82     8    15   246    44   .02   .13    93
  4 10   600    13    17    94    80     9    14   250    46   .01   .14    92
  4 10   700    12    17    92    74     9    21   240    47   .01   .15    92
  4 10   800    13    17    93    75    11    20   234    48     0   .15    93
  4 10   900    14    17    91    68     9    19   237    47   .01   .16    93
  4 10  1000    15    19    87    65     9    17   258    51     0   .16    93
  4 10  1100    17    20    84    60    10    17   247    53     0   .16    93
  4 10  1200    18    21    83    66     6    14    20    55     0   .16    92

                                                                       Total
                                                                       Prec.
                                                                       5450'
    ------------------------------------------------------------------------
                                                                         .16      

                                      Page 1

4-10-2021
Northwest Avalanche Center
Mission Ridge Ski Area, Washington

 MM/DD  Hour  Temp  Temp  Temp    RH    RH  Wind  Wind  Wind  Hour Total 24 Hr Total
         PST     F     F     F     %     %   Avg   Max   Dir Prec. Prec.  Snow  Snow
             6730' 5160' 4610' 6730' 5160' 6730' 6730' 6730' 5160' 5160' 5160' 5160'
------------------------------------------------------------------------------------
   4 9  2000    21    29    32    94    87    29    52   259     0     0     1    38
   4 9  2100    20    28    31    93    91    37    61   257     0     0     1    39
   4 9  2200    20    27    30    93    97    35    59   261     0     0     1    37
   4 9  2300    21    27    30    93    98    37    64   260     0     0     1    37
  4 10     0    21    27    30    93    98    39    79   262     0     0     1    38
  4 10   100    21    27    30    93    96    40    82   264     0     0     1    38
  4 10   300    20    27    30    93    96    43    76   263     0     0     2    38
  4 10   300    19    26    29    92    91    44    78   263     0     0     1    38
  4 10   400    17    25    27    92    89    46    87   262     0     0     2    38
  4 10   500    15    24    27    91    84    36    64   264     0     0     2    37
  4 10   600    15    23    26    91    85    36    71   264     0     0     2    37
  4 10   700    14    23    25    90    81    42    64   265     0     0     2    37
  4 10   800    14    24    27    90    76    35    63   266     0     0     2    39
  4 10   900    14    23    26    90    84    30    59   270     0     0     2    38
  4 10  1000    16    24    25    90    84    26    45   278     0     0     2    37
  4 10  1100    16    24    26    90    85    19    36   280     0     0     2    37
  4 10  1200    17    27    29    89    65    16    34   325     0     0     2    37
  4 10  1300    17    28    30    86    50    13    28   330     0     0     2    37
  4 10  1400    19    27    30    78    50    10    20   319     0     0     2    38
  4 10  1500    20    27    29    75    59    17    36   280     0     0     2    39
  4 10  1600    19    26    29    68    62    19    34   274     0     0     2    37
  4 10  1700    18    25    29    62    57    17    32   281     0     0     2    37
  4 10  1800    17    24    27    60    60    12    23   319     0     0     2    37
  4 10  1900    15    22    25    72    70    10    20   303     0     0     2    37

                                                                       Total
                                                                       Prec.
                                                                       5160'
    ------------------------------------------------------------------------
                                                                           0

                                      Page 1

    4-10-2021
    Northwest Avalanche Center
    Lake Wenatchee State Park, Washington
    
    Wind gages unheated and may rime 

     MM/DD  Hour  Temp    RH  Wind  Wind  Wind  Wind  Hour Total 24 Hr Total
             PST     F     %   Min   Avg   Max   Dir Prec. Prec.  Snow  Snow
                 1930' 1930' 1930' 1930' 1930' 1930' 1930' 1930' 1930' 1930'
    ------------------------------------------------------------------------
       4 9  2000    36    92     0     0     1   354   .01   .01    28     8
       4 9  2100    36    93     0     0     1    64     0   .01    28     8
       4 9  2200    36    93     0     0     2   133     0   .01    29     8
       4 9  2300    37    92     0     0     3    55     0   .01    30     8
      4 10     0    36    94     0     0     3    95     0   .01    28     8
      4 10   100    37    94     0     0     2    45   .02   .03    27     8
      4 10   200    37    89     0     0     4     4   .01   .04    29     8
      4 10   300    38    71     0     0     4     7     0   .04    28     8
      4 10   400    38    57     0     2     6   337     0   .04    29     8
      4 10   500    33    95     0     0     5   313   .02   .06    31     8
      4 10   600    32    96     0     0     2   319   .03   .09    30     5
      4 10   700    32    95     0     0     3   328   .01    .1    29   123
      4 10   800    33    93     0     0     3   314     0    .1    29     6
      4 10   900    36    80     0     0     3   305     0    .1    31     7
      4 10  1000    36    63     0     2     8   300   .01   .11    28     7
      4 10  1100    38    60     0     2     9   308     0   .11    28     7
      4 10  1200    39    52     0     2     7   305     0   .11    29     8
      4 10  1300    40    50     0     2     6   302     0   .11    29     7
      4 10  1400    40    51     0     2     5   295     0   .11    29     8
      4 10  1500    36    68     0     1     5   303     0   .11    29     7
      4 10  1600    37    63     0     2     5   301     0   .11    29     7
      4 10  1700    38    53     0     1     5   300     0   .11    29     7
      4 10  1800    37    57     0     0     4   301     0   .11    29     7
      4 10  1900    35    66     0     0     4   311     0   .11    29     7

                                                                 Total
                                                                 Prec.
                                                                 1930'
          ------------------------------------------------------------
                                                                   .11

                                      Page 1

          4-10-2021
          Northwest Avalanche Center
          Dirty Face Mountain, Washington
          
          Wind gages unheated and may rime

           MM/DD  Hour  Temp    RH  Wind  Wind  Wind  Wind
                   PST     F     %   Min   Avg   Max   Dir
                       5980' 5980' 5980' 5980' 5980' 5980'
          ------------------------------------------------
             4 9  2000    21    94    16    25    36   235
             4 9  2100    22    94    13    22    36   243
             4 9  2200    22    94    10    19    36   254
             4 9  2300    23    94    12    23    33   248
            4 10     0    23    94    24    37    52   229
            4 10   100    22    94    20    34    48   244
            4 10   200    20    93    24    38    63   243
            4 10   300    18    93    26    46    77   239
            4 10   400    17    92    24    47    68   236
            4 10   500    18    92     5    23    57   238
            4 10   600    15    91     6    16    25   266
            4 10   700    14    91     9    15    31   266
            4 10   800    15    91     5    12    18   256
            4 10   900    15    91     9    14    23   252
            4 10  1000    15    91    10    18    31   253
            4 10  1100    16    92     6    12    22   244
            4 10  1200    17    90     2     7    17   247
            4 10  1300    19    92     3     8    18   258
            4 10  1400    20    91     0     5    18   247
            4 10  1500    19    92     0     3    11   250
            4 10  1600    20    92     0     0     0   259
            4 10  1700    18    92     0     0     0   255
            4 10  1800    17    92     0     0     0   263
            4 10  1900    15    91     0     0     0   266

                                      Page 1

4-10-2021
Northwest Avalanche Center
Washington Department of Transportation
Tumwater Mountain and Leavenworth, Washington

Wind gages unheated and may rime

 MM/DD  Hour  Temp  Temp    RH    RH  Wind  Wind  Wind  Hour Total 24 hr Total Total
         PST     F     F     %     %   Avg   Max   Dir Prec. Prec.  Snow  Snow  Snow
             4180' 1190' 4180' 1190' 4180' 4180' 4180' 1190'  1190 1190' 1190' 4180'
------------------------------------------------------------------------------------
   4 9  2000    30    44    80    59     4    13   290     0     0     0     0    18
   4 9  2100    30    43    80    63     6    19   288     0     0     0     0    18
   4 9  2200    31    43    71    66     6    21   302     0     0     0     0    21
   4 9  2300    28    42    96    69     3    17    57     0     0     0     0    19
  4 10     0    30    42    83    71     5    21   118     0     0     0     0    16
  4 10   200    29    41    93    77     5    21   286     0     0     0     0   173
  4 10   200    29    40    85    84     6    21   298     0     0     0     0   173
  4 10   300    28    40    77    90    12    40   283     0     0     0     0    16
  4 10   400    28    39    60    88    22    50   278     0     0     0     0    20
  4 10   500    27    41    64    58    29    52   276     0     0     0     0    21
  4 10   600    23    39    97    64    23    45   279     0     0     0     0    21
  4 10   700    23    35    85    87    19    40   275     0     0     0     0    21
  4 10   800    23    36    71    86    15    38   294     0     0     0     0    21
  4 10   900    25    37    62    75    11    35   304     0     0     0    -0    21
  4 10  1000    30    42    46    47     5    28   294     0     0     0    -0    20
  4 10  1100    27    44    51    32    12    31   277     0     0     0    -0    21
  4 10  1200    27    45    58    29    17    30   261     0     0     0    -0    20
  4 10  1300    30    45    48    32    17    34   275     0     0     0    -0    20
  4 10  1400    30    46    52    33    12    30   274     0     0     0    -0    20
  4 10  1500    25    43    73    38    12    19   267     0     0     0    -0    21
  4 10  1600    29    43    48    39    18    27   267     0     0     0    -0    21
  4 10  1700    24    43    78    40     8    19   281     0     0     0     0    21
  4 10  1800    25    41    71    42     9    20   277     0     0     0     0    21
  4 10  1900    25    41    66    44     7    20   286     0     0     0     0    21

                                                                 Total
                                                                 Prec.
                                                                  1190
    ------------------------------------------------------------------
                                                                     0

                                      Page 1

          4-10-2021
          Northwest Avalanche Center
          Washington Department of Transportation
          Blewett Pass, WA
          
          Precipitation gage may measure condensation

           MM/DD  Hour  Temp    RH Equip  Hour Total 24 Hr Total Press
                   PST     F     %  Temp Prec. Prec.  Snow  Snow    mb
                       4100' 4100' 4100' 4100' 4100' 4100' 4100' 4100'
          ------------------------------------------------------------
             4 9  2000    32    64    32     0     0     0    -0  1012
             4 9  2100    31    67    32     0     0     0     9  1011
             4 9  2200    31    73    31     0     0     0     0  1010
             4 9  2300    30    77    30     0     0     0     0  1009
            4 10     0    30    78    31     0     0     0     0  1009
            4 10   100    31    74    31     0     0     0     7  1009
            4 10   200    31    68    30     0     0     0     0  1008
            4 10   300    30    59    30     0     0     0     0  1008
            4 10   400    28    54    28     0     0     0    -0  1008
            4 10   500    28    54    28     0     0     0     0  1008
            4 10   600    27    61    27     0     0     0    -0  1010
            4 10   700    27    52    28     0     0     0    -0  1011
            4 10   800    26    67    29     0     0     0     0  1012
            4 10   900    28    61    37   .01   .01     0    -0  1012
            4 10  1000    30    58    44     0   .01    -0    -0  1013
            4 10  1100    32    50    48     0   .01     0    -0  1014
            4 10  1200    36    33    50     0   .01     0    -0  1015
            4 10  1300    36    29    50     0   .01    -0    -0  1016
            4 10  1400    36    33    50     0   .01     0     7  1016
            4 10  1500    32    40    40     0   .01     0    -0  1017
            4 10  1600    33    28    42     0   .01     0     7  1017
            4 10  1700    31    34    34     0   .01     0     9  1018
            4 10  1800    29    37    29     0   .01     0     9  1018
            4 10  1900    27    40    27     0   .01     0     8  1019

                                               Total
                                               Prec.
                                               4100'
          ------------------------------------------
                                                 .01

                                      Page 1

          4-10-2021
          Northwest Avalanche Center
          Washington Department of Transportation
          Grace Lakes, Stevens Pass, Washington
          
          Wind gages unheated and may rime

           MM/DD  Hour  Temp    RH  Wind  Wind  Wind Total  Shot
                   PST     F     %   Avg   Max   Dir  Snow  Snow
                       4790' 4790' 4590' 4590' 4590' 4790' 4790'
          ------------------------------------------------------
             4 9  2000    26    96     6    22   284   165     3
             4 9  2100    25    96     6    23   282   166     4
             4 9  2200    26    97     6    20   313   166     4
             4 9  2300    26    97     7    24   295   166     4
            4 10     0    26    97     8    29   298   167     5
            4 10   100    26    96    15    49   293   167     8
            4 10   200    24    96    16    46   298   167     9
            4 10   300    23    95    12    44   293   168    10
            4 10   400    22    94    10    40   298   168    10
            4 10   500    21    94    10    37   305   168    10
            4 10   600    20    93     8    29   315   169    12
            4 10   700    19    92     6    30   307   170    12
            4 10   800    19    93     6    29   294   215     0
            4 10   900    20    93     6    29   314   170     0
            4 10  1000    23    93     7    26   312   170     0
            4 10  1100    22    93     8    28   293   171     0
            4 10  1200    24    94     5    20   304   170     0
            4 10  1300    24    94     4    19   312   171     1
            4 10  1400    21    93     4    18   291   172     2
            4 10  1500    22    94     4    17   303   172     4
            4 10  1600    23    90     5    21   305   173     3
            4 10  1700    22    91     3    16   337   173     4
            4 10  1800    20    92     5    21   337   173     4
            4 10  1900    19    91     8    21   337   172     3

                                      Page 1

          4-10-2021
          Northwest Avalanche Center
          Washington Department of Transportation
          Schmidt Haus, Stevens Pass, Washington

           MM/DD  Hour  Temp    RH  Hour Total 24 Hr Total Press
                   PST     F     % Prec. Prec.  Snow  Snow    mb
                       3950' 3950' 3950' 3950' 3950' 3950' 3950'
          ------------------------------------------------------
             4 9  2000    30    92     0     0     2   124  1012
             4 9  2100    30    92   .01   .01     3   124  1012
             4 9  2200    30    93   .01   .02     3   124  1011
             4 9  2300    30    95   .03   .05     3   125  1010
            4 10     0    30    95   .09   .14     4   125  1010
            4 10   100    29    98   .05   .19     4   126  1010
            4 10   200    28    98   .04   .23     4   126  1010
            4 10   300    27    98   .04   .27     4   126  1010
            4 10   400    26    97   .01   .28     4   126  1010
            4 10   500    25    97   .05   .33     4   127  1011
            4 10   600    25    97   .06   .39    26   127  1011
            4 10   700    24    97   .08   .47     0   129  1013
            4 10   800    23    96   .04   .51     2   130  1013
            4 10   900    23    96   .01   .52     2   130  1014
            4 10  1000    26    94     0   .52    48   129  1015
            4 10  1100    27    89     0   .52     2   129  1016
            4 10  1200    27    91     0   .52     2   129  1016
            4 10  1300    27    92   .01   .53     2   129  1017
            4 10  1400    26    93   .06   .59    48   129  1018
            4 10  1500    26    93   .07   .66    48   130  1018
            4 10  1600    27    86     0   .66     4   131  1018
            4 10  1700    26    92   .01   .67     5   131  1019
            4 10  1800    26    91   .01   .68     5   130  1020
            4 10  1900    25    91     0   .68     5   130  1020

                                         Total
                                         Prec.
                                         3950'
          ------------------------------------
                                           .68

                                      Page 1

          4-10-2021
          Northwest Avalanche Center
          Tye Mill and Skyline, Stevens Pass Ski Area, Washington
          
          Wind gages unheated and may rime

           MM/DD  Hour  Temp  Temp  Wind  Wind  Wind  Wind
                   PST     F     F   Min   Avg   Max   Dir
                       5180' 5250' 5180' 5180' 5180' 5180'
          ------------------------------------------------
             4 9  2000    25    25     0     4    12     1
             4 9  2100    25    25     0     4    13     0
             4 9  2200    25    25     0     3    12   354
             4 9  2300    25    25     0     4    15    21
            4 10     0    26    26     0     5    19    62
            4 10   100    25    25     2    17    46   296
            4 10   200    23    24     2    19    57   295
            4 10   300    22    22     2    11    52   320
            4 10   400    21    21     0     9    30   303
            4 10   500    20    20     3    23    48   287
            4 10   600    19    19     5    21    33   279
            4 10   700    18    19     3    24    41   278
            4 10   800    17    19     4    23    38   275
            4 10   900    18    21     5    20    36   275
            4 10  1000    18    28     0    20    39   280
            4 10  1100    19    28     9    27    43   280
            4 10  1200    20    28     4    22    36   275
            4 10  1300    21    27     2    15    30   278
            4 10  1400    19    24     4    17    30   279
            4 10  1500    20    25     4    21    35   277
            4 10  1600    22    25     5    20    35   279
            4 10  1700    20    22     0    10    30   282
            4 10  1800    20    19     0     4    16   294
            4 10  1900    19    18     0     3    17   307

                                      Page 1

          4-10-2021
          Northwest Avalanche Center
          Washington Department of Transportation
          Mt Washington (about 6 miles SE of North Bend), Washington
          
          Wind direction unheated and may rime

             MM/DD    Hour    Batt    Temp    Wind   Solar
                       PST    Volt   Deg F     Dir    W/m2
                             4340'   4340'   4340'   4340'
          ------------------------------------------------
               4 9    2000    12.8      28     233       0
               4 9    2100    12.8      28     233       0
               4 9    2200    12.8      29     230       0
               4 9    2300    12.7      29     237       0
              4 10       0    12.7      29     228       0
              4 10     100    12.7      29     215       0
              4 10     200    12.7      27     210       0
              4 10     300    12.7      26     195       0
              4 10     400    12.7      25     208       0
              4 10     500    12.7      25     206       0
              4 10     600    12.7      24     207       0
              4 10     700    12.7      25     214       2
              4 10     800    12.7      24     198       3
              4 10     900    12.9      24     211       5
              4 10    1000    13.1      24     187       6
              4 10    1100    13.5      23     141       5
              4 10    1200    14.1      25     149       5
              4 10    1300    13.6      28     206       4
              4 10    1400    13.4      27     215       4
              4 10    1500    14.5      25     174       4
              4 10    1600    14.5      26     188       5
              4 10    1700    14.5      26      79       5
              4 10    1800    13.8      24      76       4
              4 10    1900    13.0      23     114       2

                                      Page 1

4-10-2021
Northwest Avalanche Center
Alpental Ski Area, Washington

Wind gages unheated and may rime

 MM/DD  Hour  Temp  Temp  Temp    RH    RH  Wind  Wind  Wind  Hour Total 24 Hr Total 24 Hr Total Inter
         PST     F     F     F     %     %   Avg   Max   Dir Prec. Prec.  Snow  Snow  Snow  Snow  Snow
             5470' 4350' 3100' 3100' 5470' 5520' 5520' 5520' 3100' 3100' 3100' 3100' 4350' 4350' 5470'
------------------------------------------------------------------------------------------------------
   4 9  2000    24    28    32    98    93    27    49    50   .02   .02     1   124     0   187     1
   4 9  2100    24    27    32    99    93    28    49    51   .02   .04     1   124     0   188     0
   4 9  2200    24    28    32    99    93    30    52    51     0   .04     2   123     1   187     2
   4 9  2300    25    29    33    99    93    30    54    52   .02   .06     2   124     1   189     3
  4 10     0    25    29    33    97    93    34    56    52   .01   .07     2   124     2   189     4
  4 10   100    24    28    33   100    93    28    49    52   .05   .12     3   124     3   190     5
  4 10   200    22    26    32    93    92    33    59    52   .02   .14     3   124     3   190     6
  4 10   300    20    25    30    93    91    31    59    53   .02   .16     2   125     3   190     4
  4 10   400    20    24    29    93    91    29    60    52   .01   .17     3   124     2   190     3
  4 10   500    19    24    29    94    90    26    44    52   .01   .18     1   125     4   190     4
  4 10   600    18    23    28    93    90    23    44    52   .02    .2     1   126     0   190     3
  4 10   700    18    23    28    97    90    17    34    54   .09   .29     2   126     0   190     0
  4 10   800    18    22    28    95    90    18    35    58   .04   .33     2   126     1   190     2
  4 10   900    18    22    27    95    90    14    27    63   .13   .46     4   128     3   192     5
  4 10  1000    18    22    27    96    90    19    41    72   .08   .54     5   128     4   193     9
  4 10  1100    17    24    31    79    89    19    37    76   .06    .6     6   129     5   193    13
  4 10  1200    17    26    34    63    89    22    36    70   .01   .61     5   128     4   194    12
  4 10  1300    19    27    32    68    90    16    29    64     0   .61     4   128     4   194    12
  4 10  1400    19    25    30    78    90    14    25    57   .02   .63     4   127     4   193    12
  4 10  1500    20    26    33    61    90    12    25    57     0   .63     4   127     5   283    12
  4 10  1600    20    25    32    60    90    13    28    56     0   .63     4   128     5   192    12
  4 10  1700    18    24    32    54    89    14    27    53     0   .63     4   128     5   194    12
  4 10  1800    19    24    31    61    88    14    30    51     0   .63     4   128     5   194    12
  4 10  1900    19    23    29    85    89    15    29    49   .01   .64     3   128     4   192    11

                                                                       Total
                                                                       Prec.
                                                                       3100'
    ------------------------------------------------------------------------
                                                                         .64

                                      Page 1

4-10-2021
Northwest Avalanche Center
Washington Department of Transportation
Snoqualmie Pass, Washington

3770' temp above Lake Keechelus

 MM/DD  Hour  Temp  Temp  Temp    RH  Wind  Wind  Wind  Hour Total 24 Hr Total Press Lysim Lysim Lysim
         PST     F     F     F     %   Avg   Max   Dir Prec. Prec.  Snow  Snow    mb   H2O Total deg F
             3760' 3770' 3010' 3010' 3760' 3760' 3760' 3010' 3010' 3010' 3010' 3010' 3010' 3010' 3010'
------------------------------------------------------------------------------------------------------
   4 9  2000    30    30    32    99    12    23   225   .03   .03    -0   114  1016  .002  .002    32
   4 9  2100    30    30    32   100    13    23   226   .01   .04     0   114  1015  .002  .004    32
   4 9  2200    31    29    32   100    16    26   225   .01   .05    -0   113  1014  .002  .006    32
   4 9  2300    31    30    32   100    21    37   236   .04   .09    -0   113  1014  .002  .008    32
  4 10     0    32    30    33    95    28    48   238   .04   .13     0   113  1013  .002   .01    32
  4 10   100    31    29    33    99    26    41   243   .08   .21    -0   114  1013  .002  .012    32
  4 10   200    30    27    32    84    28    58   238   .02   .23     0   141  1014  .002  .014    32
  4 10   300    28    26    30    89    30    58   242   .02   .25     1   115  1014  .002  .016    32
  4 10   400    27    26    30    91    29    42   240   .02   .27     1   114  1014  .002  .018    32
  4 10   500    27    25    30    87    25    48   239   .01   .28     0   168  1014  .002   .02    32
  4 10   600    26    24    29    87    27    55   242   .02    .3     2   114  1015  .003  .023    32
  4 10   700    25    25    28    92    28    47   232   .03   .33     2   115  1015  .003  .026    32
  4 10   800    26    24    27    94    17    31   243   .08   .41     2   169  1017  .003  .029    32
  4 10   900    24    25    28    94    18    31   233   .11   .52     4   195  1017  .003  .032    32
  4 10  1000    24    24    28    94    19    32   250   .15   .67     4   117  1018  .003  .035    32
  4 10  1100    25    25    33    65    27    49   252   .08   .75     6   144  1019  .003  .038    32
  4 10  1200    25    28    33    58    30    46   281     0   .75     5   119  1019  .003  .041    32
  4 10  1300    27    29    34    64    23    37   280     0   .75     4   118  1020  .003  .044    32
  4 10  1400    28    30    34    70    19    31   264   .01   .76     3   118  1020  .003  .047    32
  4 10  1500    29    30    35    59    16    34   246   .01   .77     3   117  1020  .003   .05    32
  4 10  1600    29    29    33    69    21    38   258     0   .77     3   117  1021  .003  .053    32
  4 10  1700    28    28    32    53    16    30   245     0   .77     3   117  1021  .003  .056    32
  4 10  1800    28    27    31    78    21    32   264     0   .77     3   117  1022  .003  .059    32
  4 10  1900    28    26    29    86    16    30   261     0   .77     2   117  1022  .003  .062    32

                                                             Total                         Lysim
                                                             Prec.                         Total
                                                             3010'                         3010'
------------------------------------------------------------------------------------------------
                                                               .77                          .062

                                      Page 1

4-10-2021
Northwest Avalanche Center
Crystal Mountain Ski Area, Washington

 MM/DD  Hour  Temp  Temp    RH    RH  Wind  Wind  Wind  Wind  Hour Total 24 Hr Total  SR50
         PST     F     F     %     %   Min   Avg   Max   Dir Prec. Prec.  Snow  Snow  Snow
             6830' 4540' 6830' 4540' 6830' 6830' 6830' 6830' 4540' 4540' 4540' 4540' 4540'
------------------------------------------------------------------------------------------
   4 9  2000    22    28    98    95     4    10    20   230     0     0    -1   224    91
   4 9  2100    22    28    98    96     0     8    18   241   .01   .01    -2   224    91
   4 9  2200    21    28    98    97     3     8    23   289   .03   .04    -1   224    92
   4 9  2300    20    28    97    93     4    15    40   287   .02   .06    -0   224    92
  4 10   100    21    28    97    93     4    19    44   286   .02   .08    -1   224    92
  4 10   100    21    28    98    96     5    15    32   269     0   .08    -0   224    91
  4 10   200    20    27    97    97     4    20    49   275   .03   .11    -0   224    93
  4 10   300    18    25    96    96     8    20    43   278   .02   .13     0   225    93
  4 10   400    17    25    96    96     8    26    47   270   .02   .15     0   225    94
  4 10   500    16    24    96    96    11    26    49   278   .02   .17     2   225    95
  4 10   600    15    22    95    95    11    26    44   272   .02   .19     3   225    96
  4 10   700    15    22    95    95     9    25    42   277   .01    .2     4   225    97
  4 10   800    14    22    95    94     9    28    52   277   .01   .21    -1   225    97
  4 10   900    13    21    94    94    10    29    47   273   .01   .22    -1   225    98
  4 10  1000    15    22    95    93    11    28    52   274     0   .22    -0   225    97
  4 10  1100    15    22    95    91     9    26    51   274     0   .22     2   224    97
  4 10  1200    17    24    95    87    11    25    46   276     0   .22     3   224    97
  4 10  1300    16    25    95    73    11    24    45   278   .01   .23     3   224    97
  4 10  1400    17    25    96    76     7    23    40   277     0   .23     3   224    97
  4 10  1500    17    24    96    89     4    18    33   274     0   .23     3   225    96
  4 10  1600    17    24    96    91     7    18    32   271     0   .23     3   225    96
  4 10  1700    16    24    96    92     8    21    36   275     0   .23     4   225    96
  4 10  1800    16    24    96    94     7    18    30   274     0   .23     4   225    96
  4 10  1900    15    22    95    94     9    18    28   287   .01   .24     4   225    96

                                                                       Total
                                                                       Prec.
                                                                       4540'
    ------------------------------------------------------------------------
                                                                         .24                  

                                      Page 1

          4-10-2021
          Northwest Avalanche Center
          Green Valley and Campbell Basin, Crystal Mountain Ski Area, Washington

           MM/DD  Hour Temp   Temp 24 hr Total 24 hr Total
                   PST     F     F  Snow  Snow  Snow  Snow
                       6230' 5940' 6230' 6230' 5940' 5940'
          ------------------------------------------------
             4 9  2000    23    24    -1   132     0   123
             4 9  2100    23    24    -2   132     0   124
             4 9  2200    23    24    -2   133     1   124
             4 9  2300    22    23    -2   133     1   124
            4 10   100    23    24    -2   133  -107   124
            4 10   100    23    24    47   133  -108   124
            4 10   200    22    23    -3   133     1   125
            4 10   300    20    21    47   134     0   124
            4 10   400    19    20    47   135  -106   125
            4 10   500    18    19    47   136     2   126
            4 10   600    17    18    47   137     3   127
            4 10   700    17    17     5   139     4   129
            4 10   800    16    17    -0   140     0   129
            4 10   900    16    17    -0   140     0   129
            4 10  1000    17    18    -0   140     0   130
            4 10  1100    17    18    -1   140     0   129
            4 10  1200    19    20    -0   139     0   129
            4 10  1300    21    21     0   139  -108   127
            4 10  1400    20    22     0   139     0   128
            4 10  1500    19    20    -0   139     0   193
            4 10  1600    19    20     0   139     0   193
            4 10  1700    18    20    47   140     1   193
            4 10  1800    18    19     1   140     0   130
            4 10  1900    17    18     3   140     2   193

                                      Page 1

4-10-2021
Northwest Avalanche Center
Washington Department of Transportation
Chinook Pass, Washington

Wind gages unheated and may rime
Precipitation gage may measure condensation

 MM/DD  Hour  Temp  Temp    RH    RH  Wind  Wind  Wind Equip  Hour Total Total
         PST     F     F     %     %   Avg   Max   Dir  Temp Prec. Prec.  Snow
             6240' 5500' 6240' 5500' 6240' 6240' 6240' 5500' 5500' 5500' 5500'
------------------------------------------------------------------------------
   4 9  2000    22    24    96    92    26    40   251    25     0     0   175
   4 9  2100    22    24    97    92    20    37   239    25     0     0   174
   4 9  2200    22    24    97    93    20    42   253    24     0     0   175
   4 9  2300    22    24    97    93    15    26   234    24     0     0   175
  4 10     0    22    24    96    93    10    21   258    24     0     0   175
  4 10   100    23    24    96    93    11    26   304    25     0     0   176
  4 10   200    22    24    97    93    14    36   248    24     0     0   176
  4 10   300    22    21    96    87    14    29   242    22     0     0   176
  4 10   400    19    21    95    85    20    34   264    21     0     0   176
  4 10   500    18    20    95    88    20    35   281    20     0     0   176
  4 10   600    17    19    95    83    23    36   278    19     0     0   176
  4 10   700    16    18    95    83    28    43   281    20     0     0   176
  4 10   800    15    18    94    83    25    39   275    23     0     0   176
  4 10   900    14    19    97    73    29    43   271    26     0     0   175
  4 10  1000    14    19    97    64    31    49   264    30     0     0   175
  4 10  1100    15    21    95    64    31    47   265    39   .02   .02   175
  4 10  1200    16    21    95    70    26    46   266    34   .05   .07   175
  4 10  1300    17    21    95    71    22    33   266    32     0   .07   175
  4 10  1400    16    22    97    66    18    30   285    35   .01   .08   175
  4 10  1500    17    23    94    61    16    31   286    36   .01   .09   175
  4 10  1500    18    21    97    75    18    35   287    30     0   .09   175
  4 10  1600    17    20    98    80    12    18   290    26     0   .09   175
  4 10  1700    18    20    98    86    12    19   290    23     0   .09   175
  4 10  1800    17    19    97    86    15    21   296    20     0   .09   176
  4 10  1900    17          96          13    21   304

                                                                       Total
                                                                       Prec.
                                                                       5500'
    ------------------------------------------------------------------------
                                                                         .09      

                                      Page 1

          4-10-2021
          Northwest Avalanche Center
          Sunrise, Mount Rainier National Park, Washington
          
          Wind gages unheated and may rime

           MM/DD  Hour  Temp  Temp    RH    RH  Wind  Wind  Wind Total
                   PST     F     F     %     %   Avg   Max   Dir  Snow
                       6880' 6410' 6880' 6410' 6880' 6880' 6880' 6410'
          ------------------------------------------------------------
             4 9  2000    21    22    98    92     4    10   151   103
             4 9  2100    21    22    98    93     4    14    57   103
             4 9  2200    21    21    98    94    11    26   260   103
             4 9  2300    20    21    93    95    17    35   242   102
            4 10   100    20    21    95    95    21    51   245   100
            4 10   100    20    21    96    92    22    54   261   104
            4 10   200    19    20    96    91    23    48   288   104
            4 10   300    16    17    96    90    23    64   307   104
            4 10   400    16    17    94    85    22    51   301   104
            4 10   500    15    16    95    90    21    49   309   104
            4 10   600    14    14    95    90    21    50   309   104
            4 10   700    13    14    93    85    19    38   314   104
            4 10   800    13    13    93    88    17    50   322   103
            4 10   900    15    14    92    86    11    38     6   103
            4 10  1000    15    14    89    84    12    30     4   103
            4 10  1100    14    14    90    82    14    30   358   103
            4 10  1200    16    15    88    81    14    30   357   103
            4 10  1300    17    17    88    81    16    32   348   102
            4 10  1400    16    16    91    84    13    32   348   102
            4 10  1500    16    17    89    81    12    28   349   103
            4 10  1600    16    16    94    88    11    24   357   102
            4 10  1700    16    16    95    88    13    30   346   103
            4 10  1800    15    16    95    90    12    25   349   103
            4 10  1900    15    15    95    92    12    22   346   103

                                      Page 1

          4-10-2021
          Northwest Avalanche Center
          Camp Muir, Mt Rainier National Park, Washington
          
          Wind gages unheated and may rime

            MM/DD   Hour   Temp     RH   Wind   Wind   Wind   Wind  Solar
                     PST      F      %    Min    Avg    Max    Dir   w/m2
                         10110' 10110' 10110' 10110' 10110' 10110' 10110'
          ---------------------------------------------------------------
              4 9   2000     12     88     46     64     88    271      0
              4 9   2100     15     92     43     69     90    267      0
              4 9   2200     13     26     53     85    119    269      0
              4 9   2300      7     88     28     58     98    273      0
             4 10      0      8     88     30     69    100    266      0
             4 10    100      7     87     68     85    100    267      0
             4 10    200      5     87     62     85    102    264      0
             4 10    300      2     86     43     83    108    266      0
             4 10    400      2     85     63     85    105    265      0
             4 10    500      1     85     58     80     99    261      0
             4 10    600     -0     84     37     72     96    261     26
             4 10    700     -3     83     46     70     90    256    254
             4 10    800     -2     83     23     48     81    257    552
             4 10    900     -2     74     22     47     72    265    759
             4 10   1000      5     61     10     34     59    255    755
             4 10   1100      2     85      3     14     30     88    869
             4 10   1200      5     87      0      6     18     98    981
             4 10   1300      4     86      0      7     23    105    868
             4 10   1400      7     79      1      4      9     86    823
             4 10   1500      4     83      0      4      7    129    605
             4 10   1600      4     79      1      4     14     81    408
             4 10   1700      1     84      1      6     13    200    210
             4 10   1800      0     85      0      2      8     56     90
             4 10   1900      1     87      0      6     22     16     13

                                      Page 1

    4-10-2021
    Northwest Avalanche Center
    Paradise, Mt Rainier National Park, Washington

     MM/DD  Hour  Temp    RH  Wind  Wind  Wind  Hour Total 24 Hr Total Solar
             PST     F     %   Avg   Max   Dir Prec. Prec.  Snow  Snow  W/m2
                 5400' 5400' 5380' 5380' 5380' 5400' 5400' 5400' 5400' 5380'
    ------------------------------------------------------------------------
       4 9  2000    25    98    19    26    63   .02   .02     0   204     0
       4 9  2100    25    99    17    26    59   .05   .07     0   204     0
       4 9  2200    25    99    21    30    35   .01   .08     0   205     0
       4 9  2300    25    99    26    40    15     0   .08     0   205     0
      4 10     0    25    99    25    38    35   .03   .11     0   205     0
      4 10   100    25    98    23    35    51   .04   .15     1   205     0
      4 10   200    24    98    23    39    35   .02   .17     2   206     0
      4 10   300    22    97    23    45    29   .04   .21     2   206     0
      4 10   400    21    96    27    44     8   .01   .22     2   206     0
      4 10   500    20    96    26    44   354   .01   .23     3   207     0
      4 10   600    19    95    25    42    37   .01   .24     3   208    32
      4 10   700    18    92    26    42    27   .02   .26     3   208   147
      4 10   800    19    94    24    44    11     0   .26     3   207   249
      4 10   900    20    93    25    37   335   .03   .29     3   207   604
      4 10  1000    20    91    27    40    19     0   .29     4   208   624
      4 10  1100    20    86    28    42    12     0   .29     4   209  1043
      4 10  1200    22    91    22    37    54     0   .29     3   207   638
      4 10  1300    25    77    19    33    47     0   .29     3   207  1124
      4 10  1400    24    82    18    36    73     0   .29     0   207   566
      4 10  1500    23    85    15    28    50   .01    .3     0   207   303
      4 10  1600    22    87    14    23    90     0    .3     0   206   226
      4 10  1700    21    94    12    21    88     0    .3     0   207   153
      4 10  1800    21    94     9    22    93   .04   .34    -0   208    46
      4 10  1900    21    94     4    11    13   .01   .35    46   208     3

                                                           Total
                                                           Prec.
                                                           5400'
          ------------------------------------------------------
                                                             .35

                                      Page 1

4-10-2021
Northwest Avalanche Center
White Pass Ski Area, Washington

 MM/DD  Hour  Temp  Temp    RH    RH  Wind  Wind  Wind  Wind  Hour Total Total
         PST     F     F     %     %   Min   Avg   Max   Dir Prec. Prec.  Snow
             5800' 4500' 5800' 4500' 5970' 5970' 5970' 5970' 5800' 5800' 5800'
------------------------------------------------------------------------------
   4 9  2000    25    30    97    89    19    38    61   281     0     0   143
   4 9  2100    24    29    98    92    23    37    64   284   .01   .01   143
   4 9  2200    24    29    98    92    18    38    61   285   .03   .04   143
   4 9  2300    24    29    98    88    25    42    65   291   .04   .08   143
  4 10     0    24    30    99    90    31    51    74   291   .03   .11   144
  4 10   100    24    29    99    92    26    50    83   289   .04   .15   144
  4 10   200    23    29    98    90    29    53    92   294   .05    .2   145
  4 10   300    23    28    98    90    26    49    71   296   .03   .23   145
  4 10   400    21    26    98    96    25    44    75   296   .03   .26   146
  4 10   500    20    25    97    89    23    46    74   296   .03   .29   146
  4 10   600    19    25    97    87    23    46    75   295   .03   .32   147
  4 10   700    18    24    96    90    32    55    81   293   .04   .36   147
  4 10   800    18    23    96    89    48    71   110   292   .03   .39   147
  4 10   900    18    24    96    82    37    63    94   291   .01    .4   148
  4 10  1000    19    25    95    78    42    62    93   292   .01   .41   147
  4 10  1100    18    26    95    70    37    63    86   290   .01   .42   148
  4 10  1200    21    26    96    75    32    52    80   295   .01   .43   147
  4 10  1300    22    27    96    76    23    39    58   293   .01   .44   147
  4 10  1400    22    28    97    65    14    33    52   291     0   .44   147
  4 10  1500    23    30    96    62    16    33    51   290     0   .44   147
  4 10  1600    22    28    96    71    18    30    43   292     0   .44   147
  4 10  1700    20    27    97    74    13    26    40   293     0   .44   147
  4 10  1800    19    26    97    80    12    21    37   289     0   .44   147
  4 10  1900    19    25    97    85    12    20    29   294     0   .44   147

                                                                       Total
                                                                       Prec.
                                                                       5800'
    ------------------------------------------------------------------------
                                                                         .44

                                      Page 1

          4-10-2021
          Northwest Avalanche Center
          Mt St Helens, Coldwater Ridge Visitor Center, Washington

           MM/DD  Hour  Temp    RH  Wind  Wind  Wind  Hour Total
                   PST     F     %   Avg   Max   Dir Prec. Prec.
                       3260' 3260' 3260' 3260' 3260' 3260' 3260'
          ------------------------------------------------------

                                                           Total
                                                           Prec.
                                                           3260'
          ------------------------------------------------------
                                                               0

                                      Page 1

    4-10-2021
    Northwest Avalanche Center
    Hurricane Ridge, Olympic National Park, Washington

     MM/DD  Hour  Temp    RH  Wind  Wind  Wind  Wind  Hour Total Total
             PST     F     %   Min   Avg   Max   Dir Prec. Prec.  Snow
                 5250' 5250' 5250' 5250' 5250' 5250' 5250' 5250' 5250'
    ------------------------------------------------------------------
       4 9  2000    26    97     2     9    16   199   .03   .03   116
       4 9  2100    26    97     1     7    16   219   .07    .1   118
       4 9  2200    25    97     3     9    18   254   .05   .15   118
       4 9  2300    22    96     1     7    20   295   .03   .18   119
      4 10     0    22    95     3     8    21   292   .04   .22   119
      4 10   100    20    95     1    10    18   275   .04   .26   118
      4 10   200    19    95     1     8    21   311   .04    .3   118
      4 10   300    19    95     0     7    16   314   .04   .34   118
      4 10   400    18    94     1     6    17   341   .03   .37   234
      4 10   500    17    94     2     6    15   355   .02   .39   121
      4 10   600    17    94     3     9    16    15   .01    .4   121
      4 10   700    19    93     2     6    13    11     0    .4   119
      4 10   800    21    91     4     8    12    16     0    .4   118
      4 10   900    23    91     1     6    10    15     0    .4   121
      4 10  1000    28    92     0     3     7   353   .04   .44   121
      4 10  1100    30    84    -0     2     7   324   .08   .52   121
      4 10  1200    29    85    -0     1     6   294   .01   .53   121
      4 10  1300    28    84    -0     2     6   354     0   .53   121
      4 10  1400    27    85    -0     2     9   342   .01   .54   121
      4 10  1500    25    88    -0     2     7    19     0   .54   120
      4 10  1600    26    87    -0     2     6    31     0   .54   120
      4 10  1700    25    86    -0     3     9    12     0   .54   121
      4 10  1800    21    89    -0     3     7    25     0   .54   121
      4 10  1900    20    92     0     3     7    22     0   .54   121

                                                                 Total
                                                                 Prec.
                                                                 5250'
          ------------------------------------------------------------
                                                                   .54

                                      Page 1

    4-10-2021
    Northwest Avalanche Center
    Timberline Lodge, Oregon

     MM/DD  Hour  Temp    RH  Wind  Wind  Wind  Wind  Hour Total 24 Hr Total
             PST     F     %   Min   Avg   Max   Dir Prec. Prec.  Snow  Snow
                 5880' 5880' 6000' 6000' 6000' 6000' 5880' 5880' 5880' 5880'
    ------------------------------------------------------------------------
       4 9  2000    26    87    -0     7    20   118     0     0    -0   182
       4 9  2100    25    91    -0     5    21   106     0     0    -0   182
       4 9  2200    23    99    -0     7    29   102     0     0    -0   182
       4 9  2300    23    98    -0     6    24    92     0     0    -0   182
      4 10     0    23    98    -0     8    25    93     0     0    -0   182
      4 10   100    23    98    -0     7    25    92   .01   .01     0   182
      4 10   200    24    98    -0     9    28    87   .01   .02     0   182
      4 10   300    24    98    -0    11    32    82   .02   .04    -0   182
      4 10   400    24    98    -0     8    28    86   .02   .06     0   182
      4 10   500    24    98    -0     8    33    90   .04    .1     0   183
      4 10   600    22    97    -0     8    37    96   .04   .14     0   183
      4 10   700    20    96    -0     4    32    92   .02   .16     1   183
      4 10   800    19    96    -0     1    25   109   .01   .17     1   182
      4 10   900    19    94    -0     5    32   111   .01   .18     1   182
      4 10  1000    20    95    -0     8    44   110   .02    .2     1   182
      4 10  1100    20    95    -0     6    31   110   .01   .21     1   181
      4 10  1200    20    95    -0     8    32   119   .01   .22     0   182
      4 10  1300    20    94    -0     7    35   127     0   .22     1   182
      4 10  1400    20    95    -0     7    28   124     0   .22     1   182
      4 10  1500    21    97    -0     6    30   131     0   .22     0   182
      4 10  1600    21    95    -0     6    24   133   .01   .23     1   182
      4 10  1700    21    95    -0     6    19   125     0   .23     1   182
      4 10  1800    20    95    -0     4    18   121     0   .23     0   182
      4 10  1900    19    95    -0     5    18   128     0   .23     1   182

                                                                 Total
                                                                 Prec.
                                                                 5880'
          ------------------------------------------------------------
                                                                   .23

                                      Page 1

          4-10-2021
          Northwest Avalanche Center
          Top of The Magic Mile chair, Timberline, Oregon
          
          Wind instruments not heating and may rime

           MM/DD  Hour  Temp    RH  Wind  Wind  Wind  Wind
                   PST     F     %   Min   Avg   Max   Dir
                       7000' 7000' 7000' 7000' 7000' 7000'
          ------------------------------------------------
             4 9  2000    22    79    26    34    48   260
             4 9  2100    21    84    22    34    47   259
             4 9  2200    20    97    23    35    54   263
             4 9  2300    20    96    24    33    44   254
            4 10     0    20    96    22    31    43   264
            4 10   100    20    97    27    34    42 -7999
            4 10   200    21    97    22    30    42 -7999
            4 10   300    21    97    19    29    37   266
            4 10   400    21    97    20    29    37     0
            4 10   500    20    97    24    30    37    21
            4 10   600    19    96    23    29    37    14
            4 10   700    17    95    25    31    39     7
            4 10   800    17    95    20    29    37     3
            4 10   900    18    94    12    25    37 -7999
            4 10  1000    19    94    12    20    30   250
            4 10  1100    21    94     8    17    27   255
            4 10  1200    22    93     7    15    23   251
            4 10  1300    23    93     7    14    21   238
            4 10  1400    23    93     8    13    21   222
            4 10  1500    22    93     7    12    16   252
            4 10  1600    21    93     6    10    14   243
            4 10  1700    20    94     7    10    13   228
            4 10  1800    18    94     4     8    12   230
            4 10  1900    17    94     5     8    10   245

                                      Page 1

4-10-2021
Northwest Avalanche Center
Mt Hood Meadows Ski Area, Oregon

 MM/DD  Hour  Temp  Temp    RH    RH  Wind  Wind  Wind  Hour Total 24 Hr Total Press
         PST     F     F     %     %   Avg   Max   Dir Prec. Prec.  Snow  Snow    mb
             6540' 5380' 6540' 5380' 6540' 6540' 6540' 5380' 5380' 5380' 5380' 5380'
------------------------------------------------------------------------------------
   4 9  2000    25    29    39    63    34    44   256     0     0     0   146  1015
   4 9  2100    23    28    52    71    30    41   232     0     0     0   146  1015
   4 9  2200    20    26    89    88    35    53   237     0     0     0   146  1014
   4 9  2300    19    25    89    91    39    54   260     0     0     0   146  1014
  4 10     0    20    25    89    91    40    60   278     0     0     0   146  1013
  4 10   100    20    25    89    93    37    59   268   .01   .01     0   146  1013
  4 10   200    20    26    89    93    37    59   189   .02   .03     0   146  1012
  4 10   300    20    26    89    94    40    67   243   .03   .06     0   146  1012
  4 10   400    21    26    89    94    44    66   246   .04    .1     0   147  1011
  4 10   500    20    26    88    94    51    70   257   .04   .14     0   147  1012
  4 10   600    19    24    88    94    49    67   245   .04   .18     0   147  1012
  4 10   700    16    22    88    93    52    68   253   .03   .21     0   148  1013
  4 10   800    15    22    87    93    50    65   266   .01   .22     0   147  1013
  4 10   900    15    22    87    92    47    62   259   .02   .24     0   147  1013
  4 10  1000    16    24    87    92    43    55   265   .01   .25     0   148  1014
  4 10  1100    16    23    88    93    44    61   297   .01   .26     0   148  1014
  4 10  1200    16    23    88    93    45    58   289     0   .26     1   148  1014
  4 10  1300    16    25    87    91    40    55   277   .01   .27     1   147  1015
  4 10  1400    17    23    87    93    34    50   286     0   .27     2   147  1016
  4 10  1500    18    23    88    91    25    49   307     0   .27     2   147  1017
  4 10  1600    21    24    85    85     9    25   346   .01   .28     2   147  1017
  4 10  1700    19    23    85    83     5    21   132     0   .28     2   147  1017
  4 10  1800    18    23    87    90     5    14    79     0   .28     2   147  1017
  4 10  1900    17    22    88    87     5    14   101     0   .28     2   147  1018

                                                                 Total
                                                                 Prec.
                                                                 5380'
    ------------------------------------------------------------------
                                                                   .28

                                      Page 1

4-10-2021
Northwest Avalanche Center
Ski Bowl Ski Area, Government Camp, Oregon

Wind direction unheated and may rime

 MM/DD  Hour  Temp  Temp    RH    RH  Wind  Wind  Wind  Wind  Hour Total Total
         PST     F     F     %     %   Min   Avg   Max   Dir Prec. Prec.  Snow
             5010' 3660' 5010' 3660' 5010' 5010' 5010' 5010' 3660' 3660' 5010'
------------------------------------------------------------------------------
   4 9  2000    32    35    97    87     2     5    11   302     0     0    88
   4 9  2100    31    34    99    87     0     4    10   295     0     0    88
   4 9  2200    30    33    99    88     0     4    11   301     0     0    88
   4 9  2300    29    32    99    87     1     6    17   278     0     0    88
  4 10     0    29    32    98    90     3     7    14   259     0     0    88
  4 10   100    29    31    99    95     4     8    19   249     0     0    88
  4 10   200    29    31    99    96     4    10    18   258   .01   .01    87
  4 10   300    29    32   100    96     5    11    20   250     0   .01    88
  4 10   400    29    32   100    97     5    11    22   255   .01   .02    87
  4 10   500    29    32    99    97     4     9    25   253   .03   .05    88
  4 10   600    28    30    99    97     4    11    25   268   .02   .07    88
  4 10   700    27    29    99    97     6    12    24   268   .01   .08    88
  4 10   800    26    28    99    96     6    12    25   284   .01   .09    89
  4 10   900    26    28    99    95     6    12    23   295     0   .09    89
  4 10  1000    25    28    99    95     6    11    20   318   .02   .11    88
  4 10  1100    26    28    99    96     5    11    21   294   .03   .14    89
  4 10  1200    26    28    99    95     4    10    21   311   .01   .15    89
  4 10  1300    26    29    99    93     5    10    23   313   .01   .16    89
  4 10  1400    26    29    99    91     4     9    17   326     0   .16    89
  4 10  1500    26    30    99    92     4     8    18   312     0   .16    90
  4 10  1600    26    30    99    92     2     7    17   316   .01   .17    90
  4 10  1700    26    30    98    92     2     5    16   307     0   .17    89
  4 10  1800    26    29    98    92     2     5     8   323     0   .17    90
  4 10  1900    26    29    98    93     4     7    13   324     0   .17    90

                                                                       Total
                                                                       Prec.
                                                                       3660'
    ------------------------------------------------------------------------
                                                                         .17

                                      Page 1


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