GRIB2 - GRIB1
Local Parameter Conversion Table
Revised 03/13/2006
Red text depicts changes made since 01/26/2006
The following table contains a list of GRIB1 locally defined NCEP parameters and their GRIB2 equivalent.

GRIB2 | Parameter Name | GRIB1
Product Discipline | Category | Parameter Number | Parameter Table # | Parameter Number
Sect 0 Octet 7 | Sect 4 Octet 10 | Sect 4 Octet 11 | Sect 1 Octet 4 | Sect 1 Octet 9
0 | 0 | 0 | Temperature | 3 (SST) | 11
0 | 0 | 15 | Virtual potential temperature | 2 | 189
0 | 0 | 192 | Snow Phase Change Heat Flux | 2 | 229
0 | 0 | 193 | Temperature tendency by all radiation | 2 | 216
0 | 1 | 22 | Cloud Water Mixing Ratio | 2 | 153
0 | 1 | 23 | Ice mixing ratio | 2 | 178
0 | 1 | 24 | Rain Water Mixing Ratio | 2 | 170
0 | 1 | 25 | Snow Water Mixing Ratio | 2 | 171
0 | 1 | 32 | Graupel mixing ratio | 2 | 179
0 | 1 | 192 | Categorical Rain | 2 | 140
0 | 1 | 193 | Categorical Freezing Rain | 2 | 141
0 | 1 | 194 | Categorical Ice Pellets | 2 | 142
0 | 1 | 195 | Categorical Snow | 2 | 143
0 | 1 | 196 | Convective Precipitation Rate | 2 | 214
0 | 1 | 197 | Horizontal Moisture Divergence | 2 | 135
0 | 1 | 199 | Potential Evaporation | 2 | 228
0 | 1 | 200 | Potential Evaporation Rate | 2 | 145
0 | 1 | 201 | Snow Cover | 2 | 238
0 | 1 | 202 | Rain Fraction of Total Liquid Water | 129 | 131
0 | 1 | 203 | Rime Factor | 129 | 133
0 | 1 | 204 | Total Column Integrated Rain | 129 | 138
0 | 1 | 205 | Total Column Integrated Snow | 129 | 139
0 | 1 | 206 | Total Icing Potential Diagnostic | 2 | 186
0 | 1 | 207 | Number concentration for ice particles | 2 | 198
0 | 1 | 208 | Snow temperature | 2 | 239
0 | 2 | 0 | Wind Direction | 0 (Ocean) | 31
0 | 2 | 1 | Wind Speed | 0 (Ocean) | 32
0 | 2 | 2 | U-component of wind | 0 (Ocean) | 33
0 | 2 | 3 | V-component of wind | 0 (Ocean) | 34
0 | 2 | 22 | Wind Gust | 2 | 180
0 | 2 | 192 | Vertical speed sheer | 2 | 136
0 | 2 | 193 | Horizontal Momentum Flux | 2 | 172
0 | 2 | 194 | U-Component Storm Motion | 2 | 196
0 | 2 | 195 | V-Component Storm Motion | 2 | 197
0 | 2 | 196 | Drag Coefficient | 2 | 252
0 | 2 | 197 | Frictional Velocity | 2 | 253
0 | 3 | 1 | Mean Sea Level Pressure (Standard Atmosphere Reduction) | 2 | 128
0 | 3 | 192 | MSLP ( Eta Reduction) | 2 | 130
0 | 3 | 193 | 5-Wave Geopotential Height | 2 | 222
0 | 3 | 194 | Zonal Flux of Gravity Wave Stress | 2 | 147
0 | 3 | 195 | Meridional Flux of Gravity Wave Stress | 2 | 148
0 | 3 | 196 | Planetary Boundary Layer Height | 2 | 221
0 | 3 | 197 | 5-Wave Geopotential Height Anomaly | 2 | 230
0 | 3 | 198 | MSLP (MAPS System Reduction) | 2 | 129
0 | 3 | 199 | 3-hr pressure tendency (Std. Atmos. Reduction) | 2 | 137
0 | 3 | 200 | Pressure of level from which parcel was lifted | 129 | 141
0 | 4 | 192 | Downward Short-Wave Rad. Flux | 2 | 204
0 | 4 | 193 | Upward Short-Wave Rad. Flux | 2 | 211
0 | 4 | 194 | UV-B downward solar flux | 129 | 200
0 | 4 | 195 | Clear sky UV-B downward solar flux | 129 | 201
0 | 5 | 192 | Downward Long-Wave Rad. Flux | 2 | 205
0 | 5 | 193 | Upward Long-Wave Rad. Flux | 2 | 212
0 | 6 | 192 | Non-Convective Cloud Cover | 2 | 213
0 | 6 | 193 | Cloud Work Function | 2 | 146
0 | 6 | 194 | Convective Cloud Efficiency | 129 | 134
0 | 6 | 195 | Total Condensate | 129 | 135
0 | 6 | 196 | Total Column-Integrated Cloud Water | 129 | 136
0 | 6 | 197 | Total Column-Integrated Cloud Ice | 129 | 137
0 | 6 | 198 | Total Column-Integrated Condensate | 129 | 140
0 | 6 | 199 | Ice fraction of total condensate | 129 | 132
0 | 7 | 6 | Convective Available Potential Energy | 2 | 157
0 | 7 | 7 | Convective Inhibition | 2 | 156
0 | 7 | 8 | Storm Relative Helicity | 2 | 190
0 | 7 | 192 | Surface Lifted Index | 2 | 131
0 | 7 | 193 | Best (4 layer) Lifted Index | 2 | 132
0 | 7 | 194 | Richardson Number | 2 | 254
0 | 13 | 192 | Particulate matter (coarse) | 129 | 156
0 | 13 | 193 | Particulate matter (fine) | 129 | 157
0 | 13 | 194 | Particulate matter (fine) | 129 | 163
0 | 13 | 195 | Integrated column particulate matter (fine) | 129 | 164
0 | 14 | 192 | Ozone Mixing Ratio | 2 | 154
0 | 14 | 193 | Ozone Concentration (PPB) | 129 | 180
0 | 14 | 194 | Categorical Ozone Concentration | 129 | 181
0 | 19 | 11 | Turbulent Kinetic Energy | 2 | 158
0 | 19 | 192 | Maximum Snow Albedo | 130 | 159
0 | 19 | 193 | Snow-Free Albedo | 130 | 170
0 | 19 | 204 | Lightning | 2 | 187
0 | 19 | 205 | No. of mixed layers next to surface | 2 | 209
0 | 191 | 192 | Latitude (-90 to +90) | 2 | 176
0 | 191 | 193 | East Longitude (0 - 360) | 2 | 177
0 | 191 | 194 | Seconds prior to initial reference time | 129 | 171
1 | 0 | 192 | Baseflow-Groundwater Runoff | 2 | 234
1 | 0 | 193 | Storm Surface Runoff | 2 | 235
1 | 1 | 2 | Probability of Precipitation | 2 | 193
1 | 1 | 192 | Probability of Freezing Precipitation | 2 | 195
1 | 1 | 193 | Probability of Frozen Precipitation | 2 | 194
2 | 0 | 192 | Volumetric Soil Moisture Content | 2 | 144
2 | 0 | 193 | Ground Heat Flux | 2 | 155
2 | 0 | 194 | Moisture Availability | 2 | 207
2 | 0 | 195 | Exchange Coefficient | 2 | 208
2 | 0 | 196 | Plant Canopy Surface Water | 2 | 223
2 | 0 | 197 | Blackadar’s Mixing Length Scale | 2 | 226
2 | 0 | 198 | Vegetation Type | 2 | 225
2 | 0 | 199 | Canopy Conductance | 130 | 181
2 | 0 | 200 | Minimal Stomatal Resistance | 130 | 203
2 | 0 | 201 | Wilting Point | 130 | 219
2 | 0 | 202 | Solar parameter in canopy conductance | 130 | 246
2 | 0 | 203 | Temperature parameter in canopy conductance | 130 | 247
2 | 0 | 204 | Humidity parameter in canopy conductance | 130 | 248
2 | 0 | 205 | Soil moisture parameter in canopy conductance | 130 | 249
2 | 0 | 206 | Rate of water dropping from canopy to ground | 2 | 188
2 | 0 | 207 | Ice-free water surface | 2 | 201
2 | 3 | 0 | Soil Type (as in Zobler) | 2 | 224
2 | 3 | 192 | Liquid Volumetric Soil Moisture | 130 | 160
2 | 3 | 193 | Number of Soil Layers in Root Zone | 130 | 171
2 | 3 | 194 | Surface Slope Type | 130 | 222
2 | 3 | 195 | Transpiration Stress-onset (soil moisture) | 130 | 230
2 | 3 | 196 | Direct Evaporation Cease (soil moisture) | 130 | 231
2 | 3 | 197 | Soil Porosity | 130 | 240
3 | 1 | 192 | Scatterometer Estimated U Wind | 129 | 190
3 | 1 | 193 | Scatterometer Estimated V Wind | 129 | 191
10 | 0 | 3 | Significant height of combined wind waves and swell | 0 (Ocean) | 100
10 | 0 | 4 | Direction of wind waves (from which) | 0 (Ocean) | 101
10 | 0 | 6 | Mean period of wind waves | 0 (Ocean) | 103
10 | 0 | 10 | Primary wave direction | 0 (Ocean) | 107
10 | 0 | 11 | Primary wave mean period | 0 (Ocean) | 108
10 | 0 | 12 | Secondary wave direction | 0 (Ocean) | 109
10 | 0 | 13 | Secondary wave mean period | 0 (Ocean) | 110