For more info on the fdda options, see this
36/12-km namelist and 4-km namelist
36/12-km Domain
&time_control
run_days = 0,
run_hours = 0,
run_minutes = 0,
run_seconds = 0,
start_year = 2019, 2019, 2019, 2019,
start_month = 06, 06, 06, 06,
start_day = 12, 12, 12, 12,
start_hour = 12, 12, 12, 12,
start_minute = 00, 00, 00, 00,
start_second = 00, 00, 00, 00,
end_year = 2019, 2019, 2019, 2019,
end_month = 06, 06, 06, 06,
end_day = 16, 16, 16, 16,
end_hour = 00, 00, 00, 00,
end_minute = 00, 00, 00, 00,
end_second = 00, 00, 00, 00,
interval_seconds = 10800
input_from_file = .true.,.true.,.true.,.true.,
cycling = F,
output_ready_flag = .false.
override_restart_timers = .true.
history_interval = 60, 60, 10, 60,
frames_per_outfile = 1, 1, 1, 1,
restart = .false.,
restart_interval = ,
io_form_input = 2
io_form_history = 2
io_form_restart = 2
io_form_boundary = 2
debug_level = 0
rst_outname = 'restrts/wrfrst_d_'
/
&dfi_control
dfi_opt = 0
dfi_nfilter = 7
dfi_write_filtered_input = .true.
dfi_write_dfi_history = .false.
dfi_cutoff_seconds = 3600
dfi_time_dim = 1000
dfi_fwdstop_year = 2004
dfi_fwdstop_month = 03
dfi_fwdstop_day = 13
dfi_fwdstop_hour = 12
dfi_fwdstop_minute = 00
dfi_fwdstop_second = 00
dfi_bckstop_year = 2004
dfi_bckstop_month = 03
dfi_bckstop_day = 14
dfi_bckstop_hour = 12
dfi_bckstop_minute = 00
dfi_bckstop_second = 00
/
&domains
time_step = 216,
time_step_fract_num = 0,
time_step_fract_den = 1,
min_time_step = -1
max_time_step = 288, 96, 32, 11
target_cfl = 1.2, 1.2
max_step_increase_pct = 5, 51
starting_time_step = -1
step_to_output_time = .true.
use_adaptive_time_step = .false.
max_dom = 3,
s_we = 1, 1, 1,
e_we = 151, 184, 406, 712
s_sn = 1, 1, 1,
e_sn = 127, 142, 283, 664
s_vert = 1, 1, 1, 1,
e_vert = 38, 38, 38, 38,
num_metgrid_levels = 23
num_metgrid_soil_levels = 9,
p_top_requested = 5000
interp_type = 1
hypsometric_opt = 2
use_tavg_for_tsk = .false.
lagrange_order = 1
dx = 36000, 12000, 4000, 1333.3333
dy = 36000, 12000, 4000, 1333.3333
grid_id = 1, 2, 3, 4
parent_id = 0, 1, 2, 3
i_parent_start = 1, 75, 35, 60
j_parent_start = 1, 36, 28, 40
parent_grid_ratio = 1, 3, 3, 3
parent_time_step_ratio = 1, 3, 3, 3
feedback = 0,
smooth_option = 0
tile_sz_x = 0,
tile_sz_y = 0,
numtiles = 1,
nproc_x = -1,
nproc_y = -1,
eta_levels = 1.000, 0.995, 0.990, 0.9841, 0.9772,
0.9702, 0.9620, 0.9525, 0.9414, 0.9284,
0.9134, 0.8960, 0.8759, 0.8527, 0.8260,
0.7955, 0.7608, 0.7218, 0.6785, 0.6309,
0.5785, 0.5213, 0.4594, 0.3953, 0.3360,
0.2832, 0.2363, 0.1951, 0.1595, 0.1291,
0.1031, 0.0806, 0.0612, 0.0449, 0.0312,
0.0194, 0.0091, 0.000
/
&physics
mp_physics = 8, 8, 8, 8,
ra_lw_physics = 4, 4, 4, 4
ra_sw_physics = 4, 4, 4, 4
radt = 30, 30, 30, 30,
sf_sfclay_physics = 1, 1, 1, 1,
sf_surface_physics = 4, 4, 4, 4,
bl_pbl_physics = 1, 1, 1, 1,
sf_urban_physics = 0, 0, 0, 0,
bldt = 0, 0, 0, 0,
cu_physics = 3, 3, 3, 0
cu_diag = 0, 0, 0, 0,
cudt = 5, 5, 5, 5,
isfflx = 1,
ifsnow = 1,
icloud = 1,
swrad_scat = 1.
surface_input_source = 1,
num_soil_layers = 4,
sf_surface_mosaic = 1
mosaic_cat = 3
mosaic_lu = 0
mosaic_soil = 0
maxiens = 1,
maxens = 3,
maxens2 = 3,
maxens3 = 16,
ensdim = 144,
cugd_avedx = 1
ishallow = 1,
num_land_cat = 20,
mp_zero_out = 2
mp_zero_out_thresh = 1.e-12
seaice_threshold = 271
sst_update = 0,
sst_skin = 0
tmn_update = 0
usemonalb = .true.,
rdmaxalb = .true.
rdlai2d = .true.
ua_phys = .false.
cam_abs_freq_s = 21600
levsiz = 59
paerlev = 29
cam_abs_dim1 = 4
cam_abs_dim2 = 38
lagday = 150
swint_opt = 1
cu_rad_feedback = .false., .false., .false., .false.,
omlcall = 0,
oml_hml0 = 50,
oml_gamma = 0.14,
shadlen = 25000.
slope_rad = 0, 0, 0, 0
topo_shading = 0, 0, 0, 0
topo_wind = 0, 0, 0, 0
no_mp_heating = 0
fractional_seaice = 0
bucket_mm = -1.
bucket_J = -1.
mp_tend_lim = 10.,
prec_acc_dt = 60, 60, 60, 60
grav_settling = 0,
/
&noah_mp
dveg = 4,
opt_crs = 1,
opt_btr = 1,
opt_run = 1,
opt_sfc = 1
opt_frz = 1,
opt_inf = 1,
opt_rad = 3,
opt_alb = 2,
opt_snf = 1,
opt_tbot = 2,
opt_stc = 1,
/
&fdda
fgdt = 0, 0, 0,
grid_fdda = 1, 0, 0, 0
grid_sfdda = 0, 0, 0
if_no_pbl_nudging_uv = 0, 0, 0,
if_no_pbl_nudging_t = 1, 1, 1,
if_no_pbl_nudging_q = 1, 1, 1
if_zfac_uv = 0, 0, 0,
k_zfac_uv = 10, 10, 10
if_zfac_t = 1, 0, 0,
k_zfac_t = 10, 10, 10
if_zfac_q = 1, 0, 0,
k_zfac_q = 5, 5, 5,
guv = 0.0003, 0.0003, 0.0003,
guv_sfc = 0.0003, 0.0003, 0.0003
gt = 0.0003, 0.0003, 0.0003,
gt_sfc = 0.0003, 0.0003, 0.0003
gq = 0.0003, 0.0003, 0.0003,
gq_sfc = 0.0003, 0.0003, 0.0003
dtramp_min = 0.0
if_ramping = 0
rinblw = 250.0
sgfdda_inname = 'wrfsfdda_d'
gfdda_inname = 'wrffdda_d'
sgfdda_interval_m = 180, 180, 180
gfdda_interval_m = 180, 0, 0,
sgfdda_end_h = 6, 6, 6
gfdda_end_h = 180, 0, 0,
io_form_sgfdda = 2
io_form_gfdda = 2
/
&dynamics
rk_ord = 3,
w_damping = 1,
diff_opt = 2, 2, 2, 2,
km_opt = 4, 4, 4, 4
damp_opt = 3,
gwd_opt = 0
zdamp = 7000., 7000., 7000., 7000.,
dampcoef = 0.2, 0.2, 0.2 0.2
khdif = 0, 0, 0, 0,
kvdif = 0, 0, 0, 0,
diff_6th_factor = 0.12,
diff_6th_opt = 0, 0, 0, 0,
smdiv = 0.1, 0.1, 0.1, 0.1,
emdiv = 0.01, 0.01, 0.01, 0.01,
epssm = 0.1, 0.1, 0.1, 0.2,
non_hydrostatic = .true., .true., .true., .true.,
time_step_sound = 4, 4, 4, 4,
h_mom_adv_order = 5, 5, 5, 5,
v_mom_adv_order = 5, 5, 5, 5,
h_sca_adv_order = 5, 5, 5, 5,
v_sca_adv_order = 5, 5, 5, 5,
moist_adv_opt = 1, 1, 1, 1,
scalar_adv_opt = 1, 1, 1, 1,
tke_adv_opt = 0, 0, 0, 0,
mix_isotropic = 0, 0, 0, 0,
mix_upper_bound = 0.1 0.1, 0.1, 0.1,
base_temp = 290.
use_baseparam_fr_nml = .false.
/
&bdy_control
spec_bdy_width = 5,
spec_zone = 1,
relax_zone = 4,
specified = .true., .false.,.false.,.false.,
nested = .false., .true., .true., .true.,
spec_exp = 0.33
spec_bdy_final_mu = 0
/
&grib2
/
&namelist_quilt
nio_tasks_per_group = 0,
nio_groups = 1,
/
36/12-km namelist and 4-km namelist
4-km Domain
&time_control
run_days = 0,
run_hours = 0,
run_minutes = 0,
run_seconds = 0,
start_year = 2008, 2008, 2008,
start_month = 05, 05, 05,
start_day = 19, 19, 19,
start_hour = 12, 12, 12,
start_minute = 00, 00, 00,
start_second = 00, 00, 00,
end_year = 2008, 2008, 2008,
end_month = 05, 05, 05,
end_day = 22, 22, 22,
end_hour = 12, 12, 12,
end_minute = 00, 00, 00,
end_second = 00, 00, 00,
interval_seconds = 3600
input_from_file = .true.,.true.,.true.,
history_interval = 60, 60, 60,
frames_per_outfile = 1, 1, 1,
restart = .false.,
restart_interval = 1440,
io_form_history = 2
io_form_restart = 2
io_form_input = 2
io_form_boundary = 2
debug_level = 0
/
&domains
time_step = 24,
time_step_fract_num = 0,
time_step_fract_den = 1,
max_dom = 1,
s_we = 1, 1, 1,
e_we = 346, ,
s_sn = 1, 1, 1,
e_sn = 265, ,
s_vert = 1, 1, 1,
e_vert = 38, 38, 38,
eta_levels = 1.000, 0.995, 0.990, 0.985, 0.980,
0.970, 0.960, 0.950, 0.940, 0.930,
0.920, 0.910, 0.900, 0.880, 0.860,
0.830, 0.800, 0.770, 0.740, 0.710,
0.680, 0.640, 0.600, 0.560, 0.520,
0.480, 0.440, 0.400, 0.360, 0.320,
0.280, 0.240, 0.200, 0.160, 0.120,
0.080, 0.040, 0.000
num_metgrid_levels = 27
dx = 4000, ,
dy = 4000, ,
grid_id = 3, ,
parent_id = 2, ,
i_parent_start = 40, ,
j_parent_start = 28, ,
parent_grid_ratio = 3, ,
parent_time_step_ratio = 3, ,
feedback = 0,
smooth_option = 0
p_top_requested = 10000
/
&physics
mp_physics = 8, 8, 8,
ra_lw_physics = 3, 3, 3,
ra_sw_physics = 3, 3, 3,
cam_abs_freq_s = 21600
levsiz = 59
paerlev = 29
cam_abs_dim1 = 4
cam_abs_dim2 = 38
radt = 30, 30, 30,
sf_sfclay_physics = 1, 1, 1,
sf_surface_physics = 2, 2, 2,
bl_pbl_physics = 1, 1, 1,
bldt = 0, 0, 0,
cu_physics = 1, 1, 1,
cudt = 5, 5, 5,
isfflx = 1,
ifsnow = 1,
icloud = 1,
surface_input_source = 1,
num_soil_layers = 4,
ucmcall = 1,
mp_zero_out = 0,
maxiens = 1,
maxens = 3,
maxens2 = 3,
maxens3 = 16,
ensdim = 144,
/
&fdda
grid_fdda = 0, ,
gfdda_inname = 'wrffdda_d'
gfdda_interval_m = 180, 0, 0,
gfdda_end_h = 180, 0, 0,
io_form_gfdda = 2
fgdt = 0, 0, 0,
if_no_pbl_nudging_uv = 0, 0, 0,
if_no_pbl_nudging_t = 1, 1, 1,
if_no_pbl_nudging_q = 1, 1, 1
if_zfac_uv = 0, 0, 0,
k_zfac_uv = 10, 10, 10
if_zfac_t = 1, 0, 0,
k_zfac_t = 10, 10, 10
if_zfac_q = 1, 0, 0,
k_zfac_q = 10, 10, 10,
guv = 0.0001, 0.0001, 0.0001,
gt = 0.0001, 0.0001, 0.0001,
gq = 0.000001, 0.000001, 0.000001,
if_ramping = 0
dtramp_min = 0.0
/
&dynamics
w_damping = 1,
diff_opt = 1,
km_opt = 4,
diff_6th_opt = 0,
diff_6th_factor = 0.12,
base_temp = 290.
damp_opt = 0,
zdamp = 5000., 5000., 5000.,
dampcoef = 0.01, 0.01, 0.01
khdif = 0, 0, 0,
kvdif = 0, 0, 0,
non_hydrostatic = .true., .true., .true.,
pd_moist = .true., .true., .true.,
pd_scalar = .true., .true., .true.,
/
&bdy_control
spec_bdy_width = 5,
spec_zone = 1,
relax_zone = 4,
specified = .true., .false.,.false.,
nested = .false., .true., .true.,
/
&grib2
/
&namelist_quilt
nio_tasks_per_group = 0,
nio_groups = 1,
/