<?xml version="1.0" encoding="UTF-8"?> <table3> <title>NCEP GRIB-1 Table 3</title> <source>https://www.nco.ncep.noaa.gov/pmb/docs/on388/table3.html</source> <parameter code="1"> <description>Ground or water surface</description> <abbrev>SFC</abbrev> </parameter> <parameter code="2"> <description>Cloud base level</description> <abbrev>CBL</abbrev> </parameter> <parameter code="3"> <description>Cloud top level</description> <abbrev>CTL</abbrev> </parameter> <parameter code="4"> <description>Level of 0 deg (C) isotherm</description> <abbrev>0DEG</abbrev> </parameter> <parameter code="5"> <description>Level of adiabatic condensation lifted from the surface</description> <abbrev>ADCL</abbrev> </parameter> <parameter code="6"> <description>Maximum wind level</description> <abbrev>MWSL</abbrev> </parameter> <parameter code="7"> <description>Tropopause</description> <abbrev>TRO</abbrev> </parameter> <parameter code="8"> <description>Nominal top of atmosphere</description> <abbrev>NTAT</abbrev> </parameter> <parameter code="9"> <description>Sea bottom</description> <abbrev>SEAB</abbrev> </parameter> <parameter code="20"> <description>Isothermal level (temperature in 1/100 K in octets 11 and 12)</description> <abbrev>TMPL</abbrev> </parameter> <parameter code="204"> <description>Highest tropospheric freezing level</description> <abbrev>HTFL</abbrev> </parameter> <parameter code="206"> <description>Grid scale cloud bottom level</description> <abbrev>GCBL</abbrev> </parameter> <parameter code="207"> <description>Grid scale cloud top level</description> <abbrev>GCTL</abbrev> </parameter> <parameter code="209"> <description>Boundary layer cloud bottom level</description> <abbrev>BCBL</abbrev> </parameter> <parameter code="210"> <description>Boundary layer cloud top level</description> <abbrev>BCTL</abbrev> </parameter> <parameter code="211"> <description>Boundary layer cloud layer</description> <abbrev>BCY</abbrev> </parameter> <parameter code="212"> <description>Low cloud bottom level</description> <abbrev>LCBL</abbrev> </parameter> <parameter code="213"> <description>Low cloud top level</description> <abbrev>LCTL</abbrev> </parameter> <parameter code="214"> <description>Low cloud layer</description> <abbrev>LCY</abbrev> </parameter> <parameter code="215"> <description>Cloud ceiling</description> <abbrev>CEIL</abbrev> </parameter> <parameter code="216"> <description>Cumulonimbus Base (m)</description> <abbrev>CBB</abbrev> <units>m</units> </parameter> <parameter code="217"> <description>Cumulonimbus Top (m)</description> <abbrev>CBT</abbrev> <units>m</units> </parameter> <parameter code="220"> <description>Planetary Boundary Layer (derived from Richardson number)</description> <abbrev>PBLRI</abbrev> </parameter> <parameter code="222"> <description>Middle cloud bottom level</description> <abbrev>MCBL</abbrev> </parameter> <parameter code="223"> <description>Middle cloud top level</description> <abbrev>MCTL</abbrev> </parameter> <parameter code="224"> <description>Middle cloud layer</description> <abbrev>MCY</abbrev> </parameter> <parameter code="232"> <description>High cloud bottom level</description> <abbrev>HCBL</abbrev> </parameter> <parameter code="233"> <description>High cloud top level</description> <abbrev>HCTL</abbrev> </parameter> <parameter code="234"> <description>High cloud layer</description> <abbrev>HCY</abbrev> </parameter> <parameter code="235"> <description>Ocean Isotherm Level (1/10 deg C)</description> <abbrev>OITL</abbrev> <units>.1 degC</units> </parameter> <parameter code="236"> <description>Layer between two depths below ocean surface depth of upper surface (dam) (octet 11) depth of lower surface (dam) (octet 12)</description> <abbrev>OLYR</abbrev> </parameter> <parameter code="237"> <description>Bottom of Ocean Mixed Layer (m)</description> <abbrev>OBML</abbrev> <units>m</units> </parameter> <parameter code="238"> <description>Bottom of Ocean Isothermal Layer (m)</description> <abbrev>OBIL</abbrev> <units>m</units> </parameter> <parameter code="239"> <description>Layer Ocean Surface and 26C Ocean Isothermal Level</description> <abbrev>S26CY</abbrev> </parameter> <parameter code="240"> <description>Ocean Mixed Layer</description> <abbrev>OMXL</abbrev> </parameter> <parameter code="241"> <description>Ordered Sequence of Data</description> <abbrev>OSEQD</abbrev> </parameter> <parameter code="242"> <description>Convective cloud bottom level</description> <abbrev>CCBL</abbrev> </parameter> <parameter code="243"> <description>Convective cloud top level</description> <abbrev>CCTL</abbrev> </parameter> <parameter code="244"> <description>Convective cloud layer</description> <abbrev>CCY</abbrev> </parameter> <parameter code="245"> <description>Lowest level of the wet bulb zero</description> <abbrev>LLTW</abbrev> </parameter> <parameter code="246"> <description>Maximum equivalent potential temperature level</description> <abbrev>MTHE</abbrev> </parameter> <parameter code="247"> <description>Equilibrium level</description> <abbrev>EHLT</abbrev> </parameter> <parameter code="248"> <description>Shallow convective cloud bottom level</description> <abbrev>SCBL</abbrev> </parameter> <parameter code="249"> <description>Shallow convective cloud top level</description> <abbrev>SCTL</abbrev> </parameter> <parameter code="251"> <description>Deep convective cloud bottom level</description> <abbrev>DCBL</abbrev> </parameter> <parameter code="252"> <description>Deep convective cloud top level</description> <abbrev>DCTL</abbrev> </parameter> <parameter code="253"> <description>Lowest bottom level of supercooled liquid water layer</description> <abbrev>LBLSW</abbrev> </parameter> <parameter code="254"> <description>Highest top level of supercooled liquid water layer</description> <abbrev>HTLSW</abbrev> </parameter> </table3>