WRF输出的各个变量说明，欢迎大家补充

天目神眉

以下是WRF输出变量的一个翻译，由于不是所有的变量都接触过，也仅仅是就字面意思翻译，所以有的变量的意义难免是不对的，因此请用过其中变量的朋友和我一起来完善它：

float LU_INDEX(Time, south_north, west_east) ;
LU_INDEX:description = "LAND USE CATEGORY" ;
LU_INDEX:units = "" ;
地表类型（如城市、植被、湖泊等）


float ZNU(Time, bottom_top) ;
ZNU:description = "eta values on half (mass) levels" ;
ZNU:units = "" ;
eta坐标系的值


float ZNW(Time, bottom_top_stag) ;
ZNW:description = "eta values on full (w) levels" ;
ZNW:units = "" ;
eta坐标系的值


float ZS(Time, soil_layers_stag) ;
ZS:description = "DEPTHS OF CENTERS OF SOIL LAYERS" ;
ZS:units = "m" ;
土壤层中层的深度


float DZS(Time, soil_layers_stag) ;
DZS:description = "THICKNESSES OF SOIL LAYERS" ;
DZS:units = "m" ;
土壤层厚度


float U(Time, bottom_top, south_north, west_east_stag) ;
U:description = "x-wind component" ;
U:units = "m s-1" ;
纬向风分量


float V(Time, bottom_top, south_north_stag, west_east) ;
V:description = "y-wind component" ;
V:units = "m s-1" ;
经向风分量


float W(Time, bottom_top_stag, south_north, west_east) ;
W:description = "z-wind component" ;
W:units = "m s-1" ;
垂直风分量


float PH(Time, bottom_top_stag, south_north, west_east) ;
PH:description = "perturbation geopotential" ;
PH:units = "m2 s-2" ;
扰动位势


float PHB(Time, bottom_top_stag, south_north, west_east) ;
PHB:description = "base-state geopotential" ;
PHB:units = "m2 s-2" ;
平均重力位势


float T(Time, bottom_top, south_north, west_east) ;
T:description = "perturbation potential temperature (theta-t0)" ;
T:units = "K" ;
扰动位温


float MU(Time, south_north, west_east) ;
MU:description = "perturbation dry air mass in column" ;
MU:units = "Pa" ;
干空气柱扰动气压


float MUB(Time, south_north, west_east) ;
MUB:description = "base state dry air mass in column" ;
MUB:units = "Pa" ;
平均干空气柱气压


float NEST_POS(Time, south_north, west_east) ;
NEST_POS:description = "-" ;
NEST_POS:units = "-" ;
…………………


float P(Time, bottom_top, south_north, west_east) ;
P:description = "perturbation pressure" ;
P:units = "Pa" ;
扰动气压


float PB(Time, bottom_top, south_north, west_east) ;
PB:description = "BASE STATE PRESSURE" ;
PB:units = "Pa" ;
平均气压


float SR(Time, south_north, west_east) ;
SR:description = "fraction of frozen precipitation" ;
SR:units = "-" ;
固体降水比例


float POTEVP(Time, south_north, west_east) ;
POTEVP:description = "accumulated potential evaporation" ;
POTEVP:units = "W m-2" ;
累积的潜在蒸发能量


float SNOPCX(Time, south_north, west_east) ;
SNOPCX:description = "snow phase change heat flux" ;
SNOPCX:units = "W m-2" ;
雪态改变时的热通量


float SOILTB(Time, south_north, west_east) ;
SOILTB:description = "bottom soil temperature" ;
SOILTB:units = "K" ;
土壤底部温度


float FNM(Time, bottom_top) ;
FNM:description = "upper weight for vertical stretching" ;
FNM:units = "" ;
？


float FNP(Time, bottom_top) ;
FNP:description = "lower weight for vertical stretching" ;
FNP:units = "" ;
？


float RDNW(Time, bottom_top) ;
RDNW:description = "inverse d(eta) values between full (w) levels" ;
RDNW:units = "" ;
？


float RDN(Time, bottom_top) ;
RDN:description = "inverse d(eta) values between half (mass) levels" ;
RDN:units = "" ;
？


float DNW(Time, bottom_top) ;
DNW:description = "d(eta) values between full (w) levels" ;
DNW:units = "" ;
？


float DN(Time, bottom_top) ;
DN:description = "d(eta) values between half (mass) levels" ;
DN:units = "" ;
？


float CFN(Time) ;
CFN:description = "extrapolation constant" ;
CFN:units = "" ;
外推常数


float CFN1(Time) ;
CFN1:description = "extrapolation constant" ;
CFN1:units = "" ;
外推常数1


float Q2(Time, south_north, west_east) ;
Q2:description = "QV at 2 M" ;
Q2:units = "kg kg-1" ;
地面2m高度的比湿


float T2(Time, south_north, west_east) ;
T2:description = "TEMP at 2 M" ;
T2:units = "K" ;
地面2m高度的温度


float TH2(Time, south_north, west_east) ;
TH2:description = "POT TEMP at 2 M" ;
TH2:units = "K" ;
地面2m高度的？


float PSFC(Time, south_north, west_east) ;
PSFC:description = "SFC PRESSURE" ;
PSFC:units = "Pa" ;
表面气压


float U10(Time, south_north, west_east) ;
U10:description = "U at 10 M" ;
U10:units = "m s-1" ;
地面10m风场的纬向分量


float V10(Time, south_north, west_east) ;
V10:description = "V at 10 M" ;
V10:units = "m s-1" ;
地面10m风场的经向分量


float RDX(Time) ;
RDX:description = "INVERSE X GRID LENGTH" ;
RDX:units = "" ;
？


float RDY(Time) ;
RDY:description = "INVERSE Y GRID LENGTH" ;
RDY:units = "" ;
？


float RESM(Time) ;
RESM:description = "TIME WEIGHT CONSTANT FOR SMALL STEPS" ;
RESM:units = "" ;
？


float ZETATOP(Time) ;
ZETATOP:description = "ZETA AT MODEL TOP" ;
ZETATOP:units = "" ;
模式大气层顶的eta值


float CF1(Time) ;
CF1:description = "2nd order extrapolation constant" ;
CF1:units = "" ;
2级外推常数1


float CF2(Time) ;
CF2:description = "2nd order extrapolation constant" ;
CF2:units = "" ;
2级外推常数2


float CF3(Time) ;
CF3:description = "2nd order extrapolation constant" ;
CF3:units = "" ;
2级外推常数3


int ITIMESTEP(Time) ;
ITIMESTEP:description = "" ;
ITIMESTEP:units = "" ;
时间步长


float XTIME(Time) ;
XTIME:description = "minutes since simulation start" ;
XTIME:units = "" ;
已经模拟时间的长度


float QVAPOR(Time, bottom_top, south_north, west_east) ;
QVAPOR:description = "Water vapor mixing ratio" ;
QVAPOR:units = "kg kg-1" ;
水汽（模式模拟的湿空气中的）的混合比


float QCLOUD(Time, bottom_top, south_north, west_east) ;
QCLOUD:description = "Cloud water mixing ratio" ;
QCLOUD:units = "kg kg-1" ;
云水（模式模拟的实际空气中的）的混合比


float QRAIN(Time, bottom_top, south_north, west_east) ;
QRAIN:description = "Rain water mixing ratio" ;
QRAIN:units = "kg kg-1" ;
雨水（模式模拟的实际空气中的）的混合比


float LANDMASK(Time, south_north, west_east) ;
LANDMASK:description = "LAND MASK (1 FOR LAND, 0 FOR WATER)" ;
LANDMASK:units = "" ;
land mask（1是陆地，0是水体）


float TSLB(Time, soil_layers_stag, south_north, west_east) ;
TSLB:description = "SOIL TEMPERATURE" ;
TSLB:units = "K" ;
各层土壤温度


float SMOIS(Time, soil_layers_stag, south_north, west_east) ;
SMOIS:description = "SOIL MOISTURE" ;
SMOIS:units = "m3 m-3" ;
各层土壤湿度


float SH2O(Time, soil_layers_stag, south_north, west_east) ;
SH2O:description = "SOIL LIQUID WATER" ;
SH2O:units = "m3 m-3" ;
各层土壤液态水含量？


float SEAICE(Time, south_north, west_east) ;
SEAICE:description = "SEA ICE FLAG" ;
SEAICE:units = "" ;
海冰标志


float XICEM(Time, south_north, west_east) ;
XICEM:description = "SEA ICE FLAG (PREVIOUS STEP)" ;
XICEM:units = "" ;
上一时间步长的海冰标志


float SFROFF(Time, south_north, west_east) ;
SFROFF:description = "SURFACE RUNOFF" ;
SFROFF:units = "mm" ;
地表径流


float UDROFF(Time, south_north, west_east) ;
UDROFF:description = "UNDERGROUND RUNOFF" ;
UDROFF:units = "mm" ;
地下径流


int IVGTYP(Time, south_north, west_east) ;
IVGTYP:description = "DOMINANT VEGETATION CATEGORY" ;
IVGTYP:units = "" ;
主要的植被种类


int ISLTYP(Time, south_north, west_east) ;
ISLTYP:description = "DOMINANT SOIL CATEGORY" ;
ISLTYP:units = "" ;
主要的土壤种类


float VEGFRA(Time, south_north, west_east) ;
VEGFRA:description = "VEGETATION FRACTION" ;
VEGFRA:units = "" ;
植被比例


float GRDFLX(Time, south_north, west_east) ;
GRDFLX:description = "GROUND HEAT FLUX" ;
GRDFLX:units = "W m-2" ;
地面热通量


float SNOW(Time, south_north, west_east) ;
SNOW:description = "SNOW WATER EQUIVALENT" ;
SNOW:units = "kg m-2" ;
雪水等价物


float SNOWH(Time, south_north, west_east) ;
SNOWH:description = "PHYSICAL SNOW DEPTH" ;
SNOWH:units = "m" ;
实质的雪厚


float RHOSN(Time, south_north, west_east) ;
RHOSN:description = " SNOW DENSITY" ;
RHOSN:units = "kg m-3" ;
雪的密度


float CANWAT(Time, south_north, west_east) ;
CANWAT:description = "CANOPY WATER" ;
CANWAT:units = "kg m-2" ;
？


float SST(Time, south_north, west_east) ;
SST:description = "SEA SURFACE TEMPERATURE" ;
SST:units = "K" ;
海表温度


float QNDROPSOURCE(Time, bottom_top, south_north, west_east) ;
QNDROPSOURCE:description = "Droplet number source" ;
QNDROPSOURCE:units = " /kg/s" ;
？


float MAPFAC_M(Time, south_north, west_east) ;
MAPFAC_M:description = "Map scale factor on mass grid" ;
MAPFAC_M:units = "" ;
mass grid的地图比例系数


float MAPFAC_U(Time, south_north, west_east_stag) ;
MAPFAC_U:description = "Map scale factor on u-grid" ;
MAPFAC_U:units = "" ;
U-grid的地图比例系数


float MAPFAC_V(Time, south_north_stag, west_east) ;
MAPFAC_V:description = "Map scale factor on v-grid" ;
MAPFAC_V:units = "" ;
V-grid的地图比例系数


float MAPFAC_MX(Time, south_north, west_east) ;
MAPFAC_MX:description = "Map scale factor on mass grid, x direction" ;
MAPFAC_MX:units = "" ;
mass grid的地图在纬向的比例系数


float MAPFAC_MY(Time, south_north, west_east) ;
MAPFAC_MY:description = "Map scale factor on mass grid, y direction" ;
MAPFAC_MY:units = "" ;
mass grid的地图在经向的比例系数


float MAPFAC_UX(Time, south_north, west_east_stag) ;
MAPFAC_UX:description = "Map scale factor on u-grid, x direction" ;
MAPFAC_UX:units = "" ;
U-grid的地图在纬向的比例系数


float MAPFAC_UY(Time, south_north, west_east_stag) ;
MAPFAC_UY:description = "Map scale factor on u-grid, y direction" ;
MAPFAC_UY:units = "" ;
U-grid的地图在经向的比例系数


float MAPFAC_VX(Time, south_north_stag, west_east) ;
MAPFAC_VX:description = "Map scale factor on v-grid, x direction" ;
MAPFAC_VX:units = "" ;
V-grid的地图在纬向的比例系数


float MF_VX_INV(Time, south_north_stag, west_east) ;
MF_VX_INV:description = "Inverse map scale factor on v-grid, x direction"
MF_VX_INV:units = "" ;
？


float MAPFAC_VY(Time, south_north_stag, west_east) ;
MAPFAC_VY:description = "Map scale factor on v-grid, y direction" ;
MAPFAC_VY:units = "" ;
V-grid的地图在经向的比例系数


float F(Time, south_north, west_east) ;
F:description = "Coriolis sine latitude term" ;
F:units = "s-1" ;
科氏力中sin(Ω)的部分，Ω为纬度


float E(Time, south_north, west_east) ;
E:description = "Coriolis cosine latitude term" ;
E:units = "s-1" ;
科氏力中cos(Ω)的部分，Ω为纬度


float SINALPHA(Time, south_north, west_east) ;
SINALPHA:description = "Local sine of map rotation" ;
SINALPHA:units = "" ;
？


float COSALPHA(Time, south_north, west_east) ;
COSALPHA:description = "Local cosine of map rotation" ;
COSALPHA:units = "" ;
？


float HGT(Time, south_north, west_east) ;
HGT:description = "Terrain Height" ;
HGT:units = "m" ;
地形高度


float HGT_SHAD(Time, south_north, west_east) ;
HGT_SHAD:description = "Height of orographic shadow" ;
HGT_SHAD:units = "m" ;
山岳背光坡的高度


float TSK(Time, south_north, west_east) ;
TSK:description = "SURFACE SKIN TEMPERATURE" ;
TSK:units = "K" ;
地表温度


float P_TOP(Time) ;
P_TOP:description = "PRESSURE TOP OF THE MODEL" ;
P_TOP:units = "Pa" ;
模式顶的气压


float MAX_MSTFX(Time) ;
MAX_MSTFX:description = "Max map factor in domain" ;
MAX_MSTFX:units = "" ;
区域内最大地图比例系数


float RAINC(Time, south_north, west_east) ;
RAINC:description = "ACCUMULATED TOTAL CUMULUS PRECIPITATION" ;
RAINC:units = "mm" ;
总的积云对流降水累积


float RAINNC(Time, south_north, west_east) ;
RAINNC:description = "ACCUMULATED TOTAL GRID SCALE PRECIPITATION" ;
RAINNC:units = "mm" ;
总的格点降水累积


float PRATEC(Time, south_north, west_east) ;
PRATEC:description = "PRECIP RATE FROM CUMULUS SCHEME" ;
PRATEC:units = "mm s-1" ;
对流参数化降水比例


float RAINCV(Time, south_north, west_east) ;
RAINCV:description = "TIME-STEP CUMULUS PRECIPITATION" ;
RAINCV:units = "mm" ;
对流降水的时间步长


float SNOWNC(Time, south_north, west_east) ;
SNOWNC:description = "ACCUMULATED TOTAL GRID SCALE SNOW AND ICE" ;
SNOWNC:units = "mm" ;
总的格点雪、冰累积


float GRAUPELNC(Time, south_north, west_east) ;
GRAUPELNC:description = "ACCUMULATED TOTAL GRID SCALE GRAUPEL" ;
GRAUPELNC:units = "mm" ;
总的格点雪丸累积


float EDT_OUT(Time, south_north, west_east) ;
EDT_OUT:description = "EDT FROM GD SCHEME" ;
EDT_OUT:units = "" ;
？


float SWDOWN(Time, south_north, west_east) ;
SWDOWN:description = "DOWNWARD SHORT WAVE FLUX AT GROUND SURFACE" ;
SWDOWN:units = "W m-2" ;
地表高度的向下的短波辐射通量


float GLW(Time, south_north, west_east) ;
GLW:description = "DOWNWARD LONG WAVE FLUX AT GROUND SURFACE" ;
GLW:units = "W m-2" ;
地表高度的向下的长波辐射通量


float OLR(Time, south_north, west_east) ;
OLR:description = "TOA OUTGOING LONG WAVE" ;
OLR:units = "W m-2" ;
向上的长波辐射


float XLAT(Time, south_north, west_east) ;
XLAT:description = "LATITUDE, SOUTH IS NEGATIVE" ;
XLAT:units = "degree_north" ;
纬度，南半球为负值


float XLONG(Time, south_north, west_east) ;
XLONG:description = "LONGITUDE, WEST IS NEGATIVE" ;
XLONG:units = "degree_east" ;
经度，西半球为负值


float XLAT_U(Time, south_north, west_east_stag) ;
XLAT_U:description = "LATITUDE, SOUTH IS NEGATIVE" ;
XLAT_U:units = "degree_north" ;
U-grid：纬度，南半球为负值


float XLONG_U(Time, south_north, west_east_stag) ;
XLONG_U:description = "LONGITUDE, WEST IS NEGATIVE" ;
XLONG_U:units = "degree_east" ;
U-grid：经度，西半球为负值


float XLAT_V(Time, south_north_stag, west_east) ;
XLAT_V:description = "LATITUDE, SOUTH IS NEGATIVE" ;
XLAT_V:units = "degree_north" ;
V-grid：纬度，南半球为负值


float XLONG_V(Time, south_north_stag, west_east) ;
XLONG_V:description = "LONGITUDE, WEST IS NEGATIVE" ;
XLONG_V:units = "degree_east" ;
V-grid：经度，西半球为负值


float ALBEDO(Time, south_north, west_east) ;
ALBEDO:description = "ALBEDO" ;
ALBEDO:units = "-" ;
反照率


float ALBBCK(Time, south_north, west_east) ;
ALBBCK:description = "BACKGROUND ALBEDO" ;
ALBBCK:units = "" ;
背景反照率


float EMISS(Time, south_north, west_east) ;
EMISS:description = "SURFACE EMISSIVITY" ;
EMISS:units = "" ;
地面辐射系数


float TMN(Time, south_north, west_east) ;
TMN:description = "SOIL TEMPERATURE AT LOWER BOUNDARY" ;
TMN:units = "K" ;
在更低的边界的土壤温度


float XLAND(Time, south_north, west_east) ;
XLAND:description = "LAND MASK (1 FOR LAND, 2 FOR WATER)" ;
XLAND:units = "" ;
land mask（1是陆地，2是水体），不知与上面的LANDMASK有啥差别


float UST(Time, south_north, west_east) ;
UST:description = "U* IN SIMILARITY THEORY" ;
UST:units = "m s-1" ;
？


float PBLH(Time, south_north, west_east) ;
PBLH:description = "PBL HEIGHT" ;
PBLH:units = "m" ;
边界层高度


float HFX(Time, south_north, west_east) ;
HFX:description = "UPWARD HEAT FLUX AT THE SURFACE" ;
HFX:units = "W m-2" ;
地表向上的热量通量


float QFX(Time, south_north, west_east) ;
QFX:description = "UPWARD MOISTURE FLUX AT THE SURFACE" ;
QFX:units = "kg m-2 s-1" ;
地表向上的水汽通量


float LH(Time, south_north, west_east) ;
LH:description = "LATENT HEAT FLUX AT THE SURFACE" ;
LH:units = "W m-2" ;
地表的潜热通量
float SNOWC(Time, south_north, west_east) ;
SNOWC:description = "FLAG INDICATING SNOW COVERAGE (1 FOR SNOW COVER)" ;
SNOWC:units = "" ;
雪盖标志（1是雪盖）

内容转自http://www.mnmuc.org/space/?action-viewthread-tid-577，感谢SJ大侠。

mofangbao

昨天想给分，结果...回来发现网速不给力啊

残月

问一下 rainc 和 rainnc 是什么区别啊？真正的降水是不是两者之和啊 ？谢谢

wangmol

顶，谢谢楼主提供这么多内容。UST应该是相似理论里面的摩擦速度U*吧。

wangmol

EMISS可能是地面（长波的）发射率吧，一般在0.9~1之间。

gishost

学习一下，感谢分享

zhongef

Thank you~~

霜冷月寒

学习了，谢谢

我不是乖小孩

好东西！！！

goldenmt

谢谢分享总结