! ! VCRDGRIB1.TBL -- GRIB 1 vertical coordinate conversion table ! !ID# NAME UNITS GNAM SCALE ! 001 Surface of earth (inc sea sfc) NONE 0 002 Cloud base level CLDL 0 003 Cloud top level CLDT 0 004 Level of 0 deg C isotherm (low) FRZL 0 !005 Adiabatic condensation level LCLV 0 006 Maximum wind speed level MWSL 0 007 Tropopause level TROP 0 008 Nominal top of atmosphere KPa TOPA 0 !009 Sea bottom SEAB 0 ! !020 Isothermal level 1/100 K TMPL 0 ! 100 Isobaric surface hPa PRES 0 101 Layer between two isobaric sfcs kPa PRES 1 102 Mean sea-level NONE 0 103 Specified altitude m HGHT 0 104 Layer between two spec alts hm HGHT 2 105 Spec height level (above grnd) m HGHT 0 106 Layer between 2 hght lvls (agl) hm HGHT 2 107 Sigma level 1/10000 SGMA 0 108 Layer between two sigma levels 1/100 SGMA 2 109 Hybrid level Level number HYBL 0 !110 Layer between two hybrid levels Level number HYBL 0 111 Depth below land surface cm DPTH 0 112 Layer btwn 2 dpths below lnd sfc cm DPTH 0 113 Isentropic surface K THTA 0 !114 Layer between two isent levels K THTA 0 !115 Pressure difference level hPa PDLV 0 116 Pressure difference layer hPa PDLY 0 117 Potential vorticity 10**-6/km**2/kg POTV 0 !119 ETA level 1/10000 ELVL 0 !120 ETA layer 1/100 ELYR 0 121 Layer btwn 2 isobaric sfc, high 1100-hPa PRES 0 125 Height level above ground (hi prec) cm HGHT 0 128 Layer between 2 sigma lvls, high 1.1-1/1000 SGMA 1 141 Layer btwn 2 isobaric sfc, mixed kPa & 1100-hPa PRES 0 160 Depth below sea-level m DPTH 0 ! 200 Entire atmosphere as a layer NONE 0 201 Entire ocean as a layer NONE 0 204 Level of 0 deg C isotherm (high) FRZH 0 !206 Grid scale cloud bottom level GCBL 0 !207 Grid scale cloud top level GCBL 0 !209 Boundary layer cloud bottom level BCBL 0 !210 Boundary layer cloud top level BCTL 0 !211 Boundary layer cloud layer BCLY 0 !212 Low cloud bottom level LCBL 0 !213 Low cloud top level LCTL 0 !214 Low cloud layer LCLY 0 215 Low level cloud ceiling CEIL 0 !220 Planetary Boundary Layer(derived from Richardson num.) PBLRI 0 !222 Middle cloud bottom level MCBL 0 !223 Middle cloud top level MCTL 0 !224 Middle cloud layer MCLY 0 !232 High cloud bottom level HCBL 0 !233 High cloud top level HCTL 0 !234 High cloud layer HCLY 0 !242 Convective cloud bottom level CCBL 0 !243 Convective cloud top level CCTL 0 !244 Convective cloud layer CCLY 0 !245 Lowest level of the wet bulb zero LLTW 0 !246 Maximum equiv potential tmp level MTHE 0 !247 Equilibrium level EHLT 0 248 Shallow convective cloud bottom level SCBL 0 249 Shallow convective cloud top level SCTL 0 251 Deep convective cloud bottom level DCBL 0 252 Deep convective cloud top level DCTL 0