wrfv2_fire/test/em_real/examples.namelist

   1 Note, this is not a namelist.input file. Find what interests you, and cut and paste them
   2       to your own namelist.input file. For more information on these namelist parameters,
   3       please see run/README.namelist or Chapter 5 of the User's Guide.
   4
   5 ** More options for real in namelist record &domains:
   6
   7  p_top_requested                     = 5000
   8  interp_type                         = 2
   9  extrap_type                         = 2
  10  t_extrap_type                       = 2
  11  lowest_lev_from_sfc                 = .false.
  12  use_levels_below_ground             = .true.
  13  use_surface                         = .true.
  14  lagrange_order                      = 1
  15  force_sfc_in_vinterp                = 1
  16  zap_close_levels                    = 500
  17  sfcp_to_sfcp                        = .false.
  18  adjust_heights                      = .false.
  19  smooth_cg_topo                      = .false.
  20  eta_levels                          = 1.000, 0.990, 0.978, 0.964, 0.946,
  21                                        0.922, 0.894, 0.860, 0.817, 0.766,
  22                                        0.707, 0.644, 0.576, 0.507, 0.444,
  23                                        0.380, 0.324, 0.273, 0.228, 0.188,
  24                                        0.152, 0.121, 0.093, 0.069, 0.048,
  25                                        0.029, 0.014, 0.000,
  26
  27 ** Using sst_update option (add these to namelist records &time_control and
  28    &physics respectively):
  29
  30  &time_control
  31  auxinput4_inname                    = "wrflowinp_d<domain>"
  32  auxinput4_interval                  = 360, 360, 360,
  33  io_form_auxinput4                   = 2
  34
  35  &physics
  36  sst_update                          = 1,
  37
  38 ** Using Noah-MP option (Use sf_surface_physics option = 4, and add
  39    &noah_mp namelist record)
  40
  41 &physics
  42    sf_surface_physics = 4
  43
  44 &noah_mp
  45  dveg                               = 2,
  46  opt_crs                            = 1,
  47  opt_btr                            = 1,
  48  opt_sfc                            = 1,
  49  opt_run                            = 1,
  50  opt_frz                            = 1,
  51  opt_inf                            = 1,
  52  opt_rad                            = 1,
  53  opt_alb                            = 2,
  54  opt_snf                            = 1,
  55  opt_tbot                           = 2,
  56  opt_stc                            = 1,
  57  /
  58
  59
  60 ** Using stochastic backscatter scheme
  61
  62 &physics
  63  stoch_force_opt                     = 1,      1,      1,
  64  stoch_vertstruc_opt                 = 0,      0,      0,
  65  tot_backscat_t                      = 1.0E-6, 1.0E-6, 1.0E-6
  66  tot_backscat_psi                    = 1.0E-5, 1.0E-5, 1.0E-5
  67  nens                                = 1,
  68
  69
  70 ** Using DFI options (note this is a separate namelist record):
  71
  72  &dfi_control
  73  dfi_opt                             = 3,
  74  dfi_nfilter                         = 7,
  75  dfi_cutoff_seconds                  = 3600,
  76  dfi_write_filtered_input            = .true.
  77  dfi_write_dfi_history               = .false.
  78  dfi_bckstop_year                    = 2000,
  79  dfi_bckstop_month                   = 01,
  80  dfi_bckstop_day                     = 24,
  81  dfi_bckstop_hour                    = 10,
  82  dfi_bckstop_minute                  = 00,
  83  dfi_bckstop_second                  = 00,
  84  dfi_fwdstop_year                    = 2000,
  85  dfi_fwdstop_month                   = 01,
  86  dfi_fwdstop_day                     = 24,
  87  dfi_fwdstop_hour                    = 13,
  88  dfi_fwdstop_minute                  = 00,
  89  dfi_fwdstop_second                  = 00,
  90  /
  91
  92  &domains
  93  time_step_dfi                       = 60.
  94
  95 ** Using gridded nudging option (note this is a separate namelist record) for
  96    upperair nudging
  97
  98 ** Upper air gridded nudging requires an file generated by the real
  99    program.  Activating grid_fdda for the real program is adequate.
 100
 101  &fdda
 102  grid_fdda                           = 1,     1,     1,
 103  gfdda_inname                        = "wrffdda_d<domain>",
 104  gfdda_end_h                         = 24,    24,    24,
 105  gfdda_interval_m                    = 360,   360,   360,
 106  fgdt                                = 0,     0,     0,
 107  if_no_pbl_nudging_uv                = 0,     0,     0,
 108  if_no_pbl_nudging_t                 = 1,     1,     1,
 109  if_no_pbl_nudging_q                 = 1,     1,     1,
 110  if_zfac_uv                          = 0,     0,     0,
 111   k_zfac_uv                          = 10,   10,    10,
 112  if_zfac_t                           = 0,     0,     0,
 113   k_zfac_t                           = 10,   10,    10,
 114  if_zfac_q                           = 0,     0,     0,
 115   k_zfac_q                           = 10,   10,    10,
 116  guv                                 = 0.0003,     0.0003,     0.0003,
 117  gt                                  = 0.0003,     0.0003,     0.0003,
 118  gq                                  = 0.0003,     0.0003,     0.0003,
 119  if_ramping                          = 1,
 120  dtramp_min                          = 60.0,
 121  io_form_gfdda                       = 2,
 122
 123 ** Using gridded surface nudging option (note this is a separate namelist
 124    record)
 125
 126 ** Note that upper-air and surface gridded nudging may be used together
 127    or separately.  Surface nudging requires an input file generated by the
 128    obsgrid program.
 129
 130  &fdda
 131  grid_sfdda                          = 1,     1,     1,
 132  sgfdda_inname                       = "wrfsfdda_d<domain>",
 133  sgfdda_end_h                        = 24,    24,    24,
 134  sgfdda_interval_m                   = 360,   360,   360,
 135  io_form_sgfdda                      = 2,
 136  guv_sfc                             = 0.0003,     0.0003,     0.0003,
 137  gt_sfc                              = 0.0003,     0.0003,     0.0003,
 138  gq_sfc                              = 0.0003,     0.0003,     0.0003,
 139  rinblw                              = 250.,
 140
 141 ** Using observation nudging option (note &fdda is a separate namelist record):
 142
 143  &time_control
 144  auxinput11_interval_s               = 180 , 180 , 180
 145  auxinput11_end_h                    = 6   , 6   , 6
 146
 147  &fdda
 148  obs_nudge_opt                       = 1,1,1,
 149  max_obs                             = 150000,
 150  fdda_start                          = 0.,  0.,  0.,
 151  fdda_end                            = 720.,720.,720.,
 152  obs_nudge_wind                      = 1,1,1,
 153  obs_coef_wind                       = 6.E-4,6.E-4,6.E-4,
 154  obs_nudge_temp                      = 1,1,1,
 155  obs_coef_temp                       = 6.E-4,6.E-4,6.E-4,
 156  obs_nudge_mois                      = 1,1,1,
 157  obs_coef_mois                       = 6.E-4,6.E-4,6.E-4,
 158  obs_rinxy                           = 240.,240.,180.,
 159  obs_rinsig                          = 0.1,
 160  obs_twindo                          = 0.6666667,0.6666667,0.6666667,
 161  obs_npfi                            = 10,
 162  obs_ionf                            = 2, 2, 2,
 163  obs_idynin                          = 0,
 164  obs_dtramp                          = 40.,
 165  obs_prt_freq                        = 10, 10, 10,
 166  obs_prt_max                         = 10
 167  obs_ipf_errob                       = .true.
 168  obs_ipf_nudob                       = .true.
 169  obs_ipf_in4dob                      = .true
 170  obs_no_pbl_nudge_uv                 = 0
 171  obs_no_pbl_nudge_t                  = 0
 172  obs_no_pbl_nudge_q                  = 0
 173  obs_sfc_scheme_horiz                = 0
 174  obs_sfc_scheme_vert                 = 0
 175  obs_max_sndng_gap                   = 20
 176  obs_nudgezfullr1_uv                 = 50
 177  obs_nudgezrampr1_uv                 = 50
 178  obs_nudgezfullr2_uv                 = 50
 179  obs_nudgezrampr2_uv                 = 50
 180  obs_nudgezfullr4_uv                 = -5000
 181  obs_nudgezrampr4_uv                 = 50
 182  obs_nudgezfullr1_t                  = 50
 183  obs_nudgezrampr1_t                  = 50
 184  obs_nudgezfullr2_t                  = 50
 185  obs_nudgezrampr2_t                  = 50
 186  obs_nudgezfullr4_t                  = -5000
 187  obs_nudgezrampr4_t                  = 50
 188  obs_nudgezfullr1_q                  = 50
 189  obs_nudgezrampr1_q                  = 50
 190  obs_nudgezfullr2_q                  = 50
 191  obs_nudgezrampr2_q                  = 50
 192  obs_nudgezfullr4_q                  = -5000
 193  obs_nudgezrampr4_q                  = 50
 194  obs_nudgezfullmin                   = 50
 195  obs_nudgezrampmin                   = 50
 196  obs_nudgezmax                       = 3000
 197  obs_sfcfact                         = 1.0
 198  obs_sfcfacr                         = 1.0
 199  obs_dpsmx                           = 7.5
 200  /
 201
 202 ** Using spectral nudging option
 203
 204  &fdda
 205  grid_fdda                           = 2,     2,     2,
 206  gfdda_inname                        = "wrffdda_d<domain>",
 207  gfdda_end_h                         = 24,    24,    24,
 208  gfdda_interval_m                    = 360,   360,   360,
 209  fgdt                                = 0,     0,     0,
 210  fgdtzero                            = 0,     0,     0,
 211  if_no_pbl_nudging_uv                = 0,     0,     0,
 212  if_no_pbl_nudging_t                 = 0,     0,     0,
 213  if_no_pbl_nudging_ph                = 0,     0,     0,
 214  if_zfac_uv                          = 0,     0,     0,
 215   k_zfac_uv                          = 10,   10,    10,
 216  if_zfac_t                           = 0,     0,     0,
 217   k_zfac_t                           = 10,   10,    10,
 218  if_zfac_ph                          = 0,     0,     0,
 219   k_zfac_ph                          = 10,   10,    10,
 220  dk_zfac_uv                          = 1,     1,     1,
 221  dk_zfac_t                           = 1,     1,     1,
 222  dk_zfac_ph                          = 1,     1,     1,
 223  guv                                 = 0.0003,     0.0003,     0.0003,
 224  gt                                  = 0.0003,     0.0003,     0.0003,
 225  gph                                 = 0.0003,     0.0003,     0.0003,
 226  xwavenum                            = 3
 227  ywavenum                            = 3
 228  if_ramping                          = 1,
 229  dtramp_min                          = 60.0,
 230  io_form_gfdda                       = 2,
 231
 232 ** Using adaptive time step option (add these in namelist record &domains):
 233
 234  use_adaptive_time_step              = .true.,
 235  step_to_output_time                 = .true.,
 236  target_cfl                          = 1.2, 1.2, 1.2,
 237  target_hcfl                         = .84, .84, .84,
 238  max_step_increase_pct               = 5,   51,  51,
 239  starting_time_step                  = -1,  -1,  -1,
 240  max_time_step                       = 360, 120, 40,
 241  min_time_step                       =  90,  30, 10,
 242  adaptation_domain                   =  1,
 243
 244 ** Using automatic vortex-following option (tropical storm tracking only;
 245    add these in namelist record &domains):
 246
 247  vortex_interval                     = 15, 15, 15,
 248  max_vortex_speed                    = 40, 40, 40,
 249  corral_dist                         =  8, 15, 15,
 250  track_level                         = 50000,
 251
 252 ** Using different flux formulation for tropical storm simulations
 253    (more effective when grid sizes are smaller than 2 km), and simple
 254    1-D ocean mixed layer (add these in namelist record &physics):
 255
 256  isftcflx                            = 1,
 257  omlcall                             = 1,
 258  oml_hml0                            = 50,
 259  oml_gamma                           = 0.14
 260
 261 ** Miscellaneous physics options for namelist record &physics:
 262
 263 Topographic shading (only effective when grid sizes are a few kilometers)
 264
 265  slope_rad                           = 1,     1,     1,
 266  topo_shading                        = 1,     1,     1,
 267  shadlen                             = 25000,
 268
 269 Setting threashold value for defining seaice if seaice is not in the input file:
 270
 271  seaice_threshold                    = 271,
 272
 273 Switching off latent heating from a microphysics scheme (must also set cu_physics = 0):
 274
 275  no_mp_heating                       = 0,
 276
 277 ** Using precipiatiion bucket in a time interval (minutes):
 278
 279  prec_acc_dt                         = 60.
 280
 281 ** Using bucket accumulations for multi-year simulations (guideline: mean monthly accumulation)
 282
 283  bucket_mm                           = 100.
 284  bucket_J                            = 1.e9
 285
 286 ** Optional gravitational settling of fog/cloud droplets (MYNN PBL only)
 287
 288  grav_settling                       = 1,       ; default 0
 289
 290 ** Using implicit gravity-wave damping option (add these in namelist record &dynamics):
 291
 292  damp_opt                            = 3,
 293  zdamp                               = 5000.,  5000.,  5000.,
 294  dampcoef                            = 0.2,    0.2,    0.2
 295
 296 ** Using expanded boundary zone and exponential decay option (add or modify these in
 297     namelist record &bdy_control):
 298
 299  spec_bdy_width                      = 10,
 300  spec_zone                           = 1,
 301  relax_zone                          = 9,
 302  specified                           = .true., .false.,.false.,
 303  spec_exp                            = 0.33
 304
 305 For a tropical channel configuration, set the following:
 306
 307  specified                           = .true., .false.,.false.,
 308  periodic_x                          = .true., .false.,.false.,
 309
 310 ** using io quilting option to improve output efficiency for large domain runs
 311     (note that this is a separate namelist record):
 312
 313  &namelist_quilt
 314  nio_tasks_per_group = 2,
 315  nio_groups = 1,
 316
 317 ** for tc bogusing:
 318
 319  &tc
 320  insert_bogus_storm                  = .true.,
 321  remove_storm                        = .true.,
 322  num_storm                           = 1,
 323  latc_loc                            = 15.,
 324  lonc_loc                            = -90.,
 325  vmax_meters_per_second              = 30,
 326  rmax                                = 50000,
 327  vmax_ratio                          = 0.5,
 328  /
 329
 330 ** for regional climate surface diagnostics such as max/min/mean/std of T2/Q2/wind/rainfall
 331 between selected output times (e.g. daily) in auxhist3
 332
 333  &time_control
 334  output_diagnostics      = 1
 335  auxhist3_outname        = 'wrfxtrm_d<domain>_<date>'
 336  io_form_auxhist3        = 2
 337  auxhist3_interval       = 1440
 338  frames_per_auxhist3     = 1
 339
 340  /