## Lower the HWRF resolution to 18:6:2 km

## Replace the override files to ensure timestep is not changed.
[prelaunch]
basin_conf={PARMhwrf}/hwrf_3km_{vit.pubbasin2}.conf
no_basin_conf={PARMhwrf}/hwrf_3km_other_basins.conf
rsmc_conf={PARMhwrf}/hwrf_3km_{RSMC}.conf

hwrf_3km_conf=yes     ;; Indicate that hwrf_3km.conf was used.
last_of_43lev_3km=3km ;; Used to detect order of hwrf_3km.conf and hwrf_43lev.conf

[config]
forecast_section=runwrf3km

[rocotostr]
FCST_RES=3KM    ;; ensure that Rocoto uses the *_3KM XML entities

# Configures the forecast job at 3km.  
#
# Change the processor counts for 3km.  Force 184 WRF compute
# processors on all platforms.  This ensures we do not go past the 7x7
# minimum tile size requirement.  The defaults for all platforms
# violate that requirement in the forecast job when run at 3km.  These
# values are from the 2013-2014 operational HWRF.
[runwrf3km]
@inc=runwrf,wrfexe
nio_groups=1              ;; Number of I/O server groups in the forecast job
nio_tasks_per_group=4,4,4 ;; Number of servers per group in the forecast job
nproc_x=8                 ;; WRF processor count in X direction (-1 = automatic)
nproc_y=23                ;; WRF processor count in Y direction (-1 = automatic)
wrf_ranks=196             ;; Total number of WRF processors
wm3c_ranks=1              ;; Number of coupler processors
ocean_ranks=9 ;; number of POM ranks (must be 9)
wrf_compute_ranks=184

## Override inner domain namelist settings for 45 second timestep and 3km
[namelist_inner]
physics.nrads = 216
physics.nradl = 216
physics.ntrack = 12
physics.ntornado=12
domains.corral_y=12
domains.corral_x=6

## Override intermediate domain namelist settings for 45 second timestep and 3km
[namelist_outer]
physics.nrads = 72
physics.nradl = 72
physics.nphs = 6
physics.ncnvc = 6
physics.ntrack = 6
physics.ntornado=3
domains.corral_y=14
domains.corral_x=7

## Override outermost domain namelist settings for 45 second timestep and 3km
[moad_namelist]
physics.nrads = 24
physics.nradl = 24
physics.nphs = 2
physics.ncnvc = 2
physics.ntrack = 3

# Override domain sizes, timestep (45s) and resolutions for 3km:

[wrf]
dt = 45 ;; Override WRF timestep for 3km

[moad]
nx = 216     ;; Reduce grid X count for 3km
ny = 432     ;; Reduce grid Y count for 3km
dx = 0.18    ;; Reduced X resolution for 3km
dy = 0.18    ;; Reduced Y resolution for 3km
start = moad

[storm1outer]
nx = 106     ;; Reduce grid X count for 3km 
ny = 204     ;; Reduce grid Y count for 3km
start = auto

[storm1inner]
nx = 198     ;; Reduce grid X count for 3km 
ny = 354     ;; Reduce grid Y count for 3km
start = centered

[storm1ghost]
nx = 327     ;; Reduce grid X count for 3km 
ny = 652     ;; Reduce grid Y count for 3km
start = centered

[storm1ghost_parent]
nx = 217     ;; Reduce grid X count for 3km 
ny = 436     ;; Reduce grid Y count for 3km
start = auto

[storm1ghost_big]
nx = 397     ;; Reduce grid X count for 3km 
ny = 748     ;; Reduce grid Y count for 3km
start = centered

[storm1ghost_parent_big]
nx = 211     ;; Reduce grid X count for 3km 
ny = 410     ;; Reduce grid Y count for 3km
start = auto

[ensdadom]
ny = 526     ;; Reduce grid Y count for 3km
nx = 262     ;; Reduce grid X count for 3km 

## Override post-processing settings for 3km
[gsi_products]
# Settings for GRIB1 grid 255 for each grid:
d3_grid=0.03,0.03,12.,12.,136,450,450 ;; Smaller grid for 3km d03
d2_grid=0.10,0.10,30.,30.,136,300,300 ;; Smaller grid for 3km d02

[forecast_products]
# Settings for GRIB1 grid 255 for each grid:
# These next 4 lines, synop_grid,storm_grid,core_grid,trkd3_grid are the new
# settings that have NOT been tested so they are currently commented out.
#synop_grid=0.1,0.1,90.,110.,136,1101,901 ;; Old 2014 settings for d1/2/3 high grid
#storm_grid=0.1,0.1,12.,14.,136,141,121         ;; Old 2014 settings for d2 grid
#core_grid=0.03,0.03,7.5,9.0,136,301,251       ;; Old 2014 settings for d3 grid
#trkd3_grid=0.10,0.10,30.,30.,128,301,301      ;; Old 2014 settings for extra tracker grid
# Best I know, current trunk values, but these will not work with 3km
# but keeping so as not to modify current trunk settings. Thought is, these
# 6 lines will all be removed and replaced by the 4 lines above.
d23_grid=0.03,0.03,12.,15.,136,501,401      ;; Old 2014 settings for d02/3 grid
d123low_grid=0.25,0.25,90.,110.,136,441,361 ;; Old 2014 settings for d1/2/3 low grid
d123high_grid=0.1,0.1,90.,110.,136,1101,901 ;; Old 2014 settings for d1/2/3 high grid
d2_grid=0.1,0.1,12.,14.,136,141,121         ;; Old 2014 settings for d2 grid
d3_grid=0.03,0.03,7.5,9.0,136,301,251       ;; Old 2014 settings for d3 grid
d2t_grid=0.10,0.10,30.,30.,128,301,301      ;; Old 2014 settings for extra tracker grid

# d1t grid does not need to be overridden

## Tracker grid expand settings overriden for 3km
trk_expand=2.5,2.5,4.0,4.0,667,667,128,0.03,0.03

# Output filenames:
hwrfprs_m%intercom={out_prefix}.hwrfprs.d23.0p03.f{fahr:03d}.grb
hwrfprs_n%intercom={out_prefix}.hwrfprs.d3.0p03.f{fahr:03d}.grb
hwrfprs_i%intercom={out_prefix}.hwrfprs.d2.0p10.f{fahr:03d}.grb
hwrfprs_p%intercom={out_prefix}.hwrfprs.d1.0p25.f{fahr:03d}.grb
hwrfprs_c%intercom={out_prefix}.hwrfprs.d123.0p10.f{fahr:03d}.grb

hwrfsat_m%intercom={out_prefix}.hwrfsat.d23.0p03.f{fahr:03d}.grb
hwrfsat_n%intercom={out_prefix}.hwrfsat.d3.0p03.f{fahr:03d}.grb
hwrfsat_i%intercom={out_prefix}.hwrfsat.d2.0p10.f{fahr:03d}.grb
hwrfsat_p%intercom={out_prefix}.hwrfsat.d1.0p25.f{fahr:03d}.grb
hwrfsat_c%intercom={out_prefix}.hwrfsat.d12.0p10.f{fahr:03d}.grb

hwrf2prs_m%com={out_prefix}.hwrfprs.d23.0p03.f{fahr:03d}.grb2
hwrf2prs_n%com={out_prefix}.hwrfprs.d3.0p03.f{fahr:03d}.grb2
hwrf2prs_i%com={out_prefix}.hwrfprs.d2.0p10.f{fahr:03d}.grb2
hwrf2prs_p%com={out_prefix}.hwrfprs.d1.0p25.f{fahr:03d}.grb2
hwrf2prs_c%com={out_prefix}.hwrfprs.d123.0p10.f{fahr:03d}.grb2

hwrf2sat_m%com={out_prefix}.hwrfsat.d23.0p03.f{fahr:03d}.grb2
hwrf2sat_n%com={out_prefix}.hwrfsat.d3.0p03.f{fahr:03d}.grb2
hwrf2sat_i%com={out_prefix}.hwrfsat.d2.0p10.f{fahr:03d}.grb2
hwrf2sat_p%com={out_prefix}.hwrfsat.d1.0p25.f{fahr:03d}.grb2
hwrf2sat_c%com={out_prefix}.hwrfsat.d12.0p10.f{fahr:03d}.grb2