WRF - Developmental Testbed Center

More documents

Recommendations

Info

Variable Names(max_dom)sf_surface_physics(max_dom)bl_pbl_physics(max_dom)Value(Example)Description0. No surface-layer scheme1. Monin-Obukhov scheme (Preliminarily testedfor WRF-NMM)2. Janjic scheme (Well-tested for WRF-NMM,used operationally at NCEP)3. NCEP Global Forecast System scheme(Preliminarily tested for WRF-NMM)4. QNSE5. MYNN7. Pleim-Xiu surface layer88. GFDL surface layer scheme (Well-tested,used operationally at NCEP for HWRF)99 Land-surface options:0. No surface temperature prediction1. Thermal diffusion scheme2. Noah Land-Surface Model (Well-tested forWRF-NMM, used operationally at NCEP)3. RUC Land-Surface Model (Preliminarilytested for WRF-NMM)7. Pleim-Xiu Land Surface Model88. GFDL slab land surface model (Well-tested,used operationally at NCEP for HWRF)2 Boundary-layer options:0. No boundary-layer1. YSU scheme (Preliminarily tested for WRF-NMM)2. Mellor-Yamada-Janjic TKE scheme (Welltestedfor WRF-NMM, used operationally atNCEP)3. NCEP Global Forecast System scheme(Well-tested, used operationally at NCEP forHWRF)4. QNSE5. MYNN 2.5 level TKE, works withsf_sfclay_physics=1,2, and 56. MYNN 3 rd level TKE, works withsf_sfclay_physics=5 only7. ACM scheme8. BouLac TKE99. MRF scheme (to be removed)nphs (max_dom) 10 This flag is only for WRF-NMM core.Number of fundamental time steps between callsWRF-NMM V3: User’s Guide 5-17
Variable NamesValue(Example)Descriptionto turbulence and microphysics. It can bedefined as: nphs=x/dt, where dt is the time step(s), and x is typically in the range of 160s to180s. (Traditionally it has been an evennumber, which may be a consequence ofportions of horizontal advection only beingcalled every other time step.)cu_physics (max_dom) 2 Cumulus scheme options:0. No cumulus scheme (Well-tested for WRF-NMM)1. Kain-Fritsch scheme (Preliminarily tested forWRF-NMM)2. Betts-Miller-Janjic scheme(Well-tested for WRF-NMM, used operationallyat NCEP)3. Grell-Devenyi ensemble scheme(Preliminarily tested for WRF-NMM)4. Simplified Arakawa-Schubert scheme(Well-tested, used operationally at NCEP forHWRF)5. Grell 3d ensemble scheme99. Previous Kain-Fritsch scheme (Preliminarilytested for WRF-NMM)mommix 0.5 momentum mixing coefficient (used in SAScumulus scheme). This flag is for the SASscheme only.h_diff 1.0 Horizontal diffusion coefficient. This flag isonly for the HWRF configuration.sfenth 0.0 Enthalpy flux factor. This flag is for theGFDL surface scheme only.ncnvc (max_dom) 10 This flag is only for WRF-NMM core.Number of fundamental time steps between callsto convection. Note that ncnvc should be setequal to nphs.isfflx 0 Heat and moisture fluxes from the surface forthe “Monin-Obukhov scheme”(sf_sfclay_physics=1):0. No flux from the surface1. With fluxes from the surfaceifsnow 0 Snow-cover effects for “Thermal Diffusionscheme” (sf_surface_physics=1):WRF-NMM V3: User’s Guide 5-18
Page 1 and 2: ForewordUser's Guide for the NMM Co
Page 3 and 4: • WPP Directory Structure 7-3•
Page 5 and 6: The WRF modeling system software is
Page 7 and 8: WRF-NMM FLOW CHARTTerrestrialDataMo
Page 9 and 10: Vendor Hardware OS CompilerCray X1
Page 11 and 12: If all of these executables are def
Page 13 and 14: Once the tar file is obtained, gunz
Page 15 and 16: HWRF is set, then (3) will be autom
Page 17 and 18: In addition to these three links, a
Page 19 and 20: • Real-data simulations• Non-hy
Page 21 and 22: k. Morrison double-moment scheme (1
Page 23 and 24: g. GFDL surface layer (88): (This s
Page 25 and 26: Other physics optionsa. gwd_opt: Gr
Page 27 and 28: to the convergence of meridians app
Page 29 and 30: Variable NamesValue(Example)Descrip
Page 33: Variable NamesValue(Example)Descrip
Page 39 and 40: mpirun.lsf wrf.exeand for interacti
Page 41 and 42: The boundary conditions for the nes
Page 43 and 44: Examples:1. One nest and one level
Page 45 and 46: ottom_top_stag = 28 ;soil_layers_st
Page 47 and 48: float HLENSW(Time, south_north, wes
Page 49 and 50: float HBOTS(Time, south_north, west
Page 51 and 52: operational mesoscale Eta model. J.
Page 53 and 54: Mlawer, E. J., S. J. Taubman, P. D.
Page 55 and 56: NCEP WRF Postprocessor (WPP)WPP Int
Page 57 and 58: ./configureYou will be given a list
Page 59 and 60: equested output field. If the pre-r
Page 61 and 62: RAINCV SNOW HBOTRAINNCVSNOWCNote: F
Page 63 and 64: Running WPPFour scripts for running
Page 65 and 66: i. As the grid id of a pre-defined
Page 67 and 68: The GrADS package is available from
Page 69 and 70: Height on pressure surface HEIGHT O
Page 71 and 72: MELTPrecipitation type (4 types) -
Page 73 and 74: Press at tropopause PRESS AT TROPOP
Page 75 and 76: RIP4RIP IntroductionRIP (which stan
Page 77 and 78: A successful compilation will resul
Page 79 and 80: iinterp = 0v v v v vH V H V h h h h
Page 81 and 82: espectively, of the centered domain
Page 83 and 84: This can be either 'h' (for hours),
Page 85:
eal variable expect values that are
Page 88 and 89:
of all the requested trajectories a
Page 90 and 91:
Creating Vis5D Dataset with RIPVis5
Page 92 and 93:
User’s Guide for the NMM Core of
Page 94 and 95:
Configuration: The configure script
Page 96 and 97:
This program reads the contents of
Page 98 and 99:
Period - Describes communications f
Page 100 and 101:
fine grid), f (forcing, how the lat
Page 102 and 103:
# halo HALO_NMM_K dyn_nmm8:q2;24:t
Page 104 and 105:
(http://www.mmm.ucar.edu/wrf/WG2/Ti
Page 106 and 107:
User's Guide for the NMM Core of th
Page 108 and 109:
2. Make sure the files listed below
Page 110 and 111:
User's Guide for the NMM Core of th
Page 112 and 113:
Program geogridThe purpose of geogr
Page 114 and 115:
1. Define a model coarse domain and
Page 116 and 117:
to GEOGRID.TBL in the geogrid direc
Page 118 and 119:
the GRIB data were downloaded to th
Page 120 and 121:
By this point, there is generally n
Page 122 and 123:
two nests are defined to have the s
Page 124 and 125:
Note: For the WRF-NMM the variables
Page 126 and 127:
simulations may use a constant SST
Page 128 and 129:
entire simulation domain, and data
Page 130 and 131:
that lists the variables and attrib
Page 132 and 133:
http://www.ecmwf.int/products/data/
Page 134 and 135:
intermediate formats (metgrid/src/r
Page 136 and 137:
GRIB1| Level| From | To |Param| Typ
Page 138 and 139:
corresponding source grid point. Gi
Page 140 and 141:
tile_x = 1200tile_y = 1200tile_z =
Page 142 and 143:
1. PARENT_ID : A list of MAX_DOM in
Page 144 and 145:
V -DX- H| / |DY dx DY| / |H - DX- V
Page 146 and 147:
intermediate files if ungrib is to
Page 148 and 149:
the index and data tiles for the da
Page 150 and 151:
1. PROJECTION : A character string
Page 152 and 153:
25. SCALE_FACTOR : A real value tha
Page 154 and 155:
10. INTERP_MASK : The name of the f
Page 156 and 157:
1. four_pt : Four-point bi-linear i
Page 158 and 159:
8. search : Breadth-first search in
Page 160 and 161:
19 Mixed Tundra20 Barren TundraTabl
Page 162 and 163:
LU_INDEX:units = "category" ;LU_IND
Page 164 and 165:
netcdf met_em.d01.2009-01-05_12:00:
Page 166:
}:ISOILWATER = 14 ;:grid_id = 1 ;:p
show all

WRF - Developmental Testbed Center

You also want an ePaper? Increase the reach of your titles

Delete template?

Save as template?