Index | Abbreviation | Units | Longname |
1 | STRFA | m**2 s**-1 | Stream function anomaly |
2 | VPOTA | m**2 s**-1 | Velocity potential anomaly |
3 | | K | Potential temperature |
4 | | K | Equivalent potential temperature |
5 | | K | Saturated equivalent potential temperature |
11 | | m s**-1 | U component of divergent wind |
12 | | m s**-1 | V component of divergent wind |
13 | | m s**-1 | U component of rotational wind |
14 | | m s**-1 | V component of rotational wind |
21 | | K | Unbalanced component of temperature |
22 | | - | Unbalanced component of logarithm of surface pressure |
23 | | s**-1 | Unbalanced component of divergence |
26 | | (0 - 1) | Lake cover |
27 | | (0 - 1) | Low vegetation cover |
28 | | (0 - 1) | High vegetation cover |
29 | | - | Type of low vegetation |
30 | | - | Type of high vegetation |
31 | | (0 - 1) | Sea-ice cover |
32 | | (0 - 1) | Snow albedo |
33 | | kg m**-3 | Snow density |
34 | | K | Sea surface temperature |
35 | | K | Ice surface temperature layer 1 |
36 | | K | Ice surface temperature layer 2 |
37 | | K | Ice surface temperature layer 3 |
38 | | K | Ice surface temperature layer 4 |
39 | | m**3 m**-3 | Volumetric soil water layer 1 |
40 | | m**3 m**-3 | Volumetric soil water layer 2 |
41 | | m**3 m**-3 | Volumetric soil water layer 3 |
42 | | m**3 m**-3 | Volumetric soil water layer 4 |
43 | | - | Soil type |
44 | | m of water | Snow evaporation |
45 | | m of water | Snowmelt |
46 | | s | Solar duration |
47 | | w m**-2 | Direct solar radiation |
48 | | N m**-2 s | Magnitude of surface stress |
49 | | m s**-1 | 10 metre wind gust |
50 | | s | Large-scale precipitation fraction |
51 | | K | Maximum 2 metre temperature |
52 | | K | Minimum 2 metre temperature |
53 | | m**2 s**-2 | Montgomery potential |
54 | | Pa | Pressure |
55 | | K | Mean 2 metre temperature in past 24 hours |
56 | | K | Mean 2 metre dewpoint temperature in past 24 hours |
57 | | w m**-2 | Downward UV radiation at the surface |
58 | | w m**-2 | Photosynthetically active radiation at the surface |
59 | | J kg**-1 | Convective available potential energy |
60 | | K m**2 kg**-1 s**-1 | Potential vorticity |
61 | | Millimetres*100 + number of stations | Total precipitation from observations |
62 | | - | Observation count |
63 | | s | Start time for skin temperature difference |
64 | | s | Finish time for skin temperature difference |
65 | | K | Skin temperature difference |
78 | TCLWA | kg m**-2 | Total column liquid water anomaly |
79 | TCIWA | kg m**-2 | Total column ice water anomaly |
125 | | J m**-2 | Vertically integrated total energy |
126 | | Various | Generic parameter for sensitive area prediction |
127 | | - | Atmospheric tide |
128 | | - | Budget values |
129 | ZA | m**2 s**-2 | Geopotential anomaly |
130 | TA | K | Temperature anomaly |
131 | UA | m s**-1 | U velocity anomaly |
132 | VA | m s**-1 | V velocity anomaly |
133 | | kg kg**-1 | Specific humidity |
134 | | Pa | Surface pressure |
135 | | Pa s**-1 | Vertical velocity |
136 | TCWA | kg m**-2 | Total column water |
137 | TCWVA | kg m**-2 | Total column water vapour |
138 | | s**-1 | Vorticity (relative) |
139 | STAL1 | K | Soil temperature level 1 |
140 | | m of water | Soil wetness level 1 |
141 | | m of water equivalent | Snow depth |
142 | | m | Stratiform precipitation (Large-scale precipitation) |
143 | | m | Convective precipitation |
144 | | m of water equivalent | Snowfall (convective + stratiform) |
145 | | W m**-2 s | Boundary layer dissipation |
146 | | W m**-2 s | Surface sensible heat flux |
147 | | W m**-2 s | Surface latent heat flux |
148 | | - | Charnock |
149 | | W m**-2 s | Surface net radiation |
150 | | - | Top net radiation |
151 | MSLA | Pa | Mean sea level pressure anomaly |
152 | | - | Logarithm of surface pressure |
153 | | K | Short-wave heating rate |
154 | | K | Long-wave heating rate |
155 | | s**-1 | Divergence |
156 | | m | Height |
157 | | % | Relative humidity |
158 | | Pa s**-1 | Tendency of surface pressure |
159 | | m | Boundary layer height |
160 | | - | Standard deviation of orography |
161 | | - | Anisotropy of sub-gridscale orography |
162 | | rad | Angle of sub-gridscale orography |
163 | | - | Slope of sub-gridscale orography |
164 | TCCA | (0 - 1) | Total cloud cover anomaly |
165 | 10UA | m s**-1 | 10 metre U wind component anomaly |
166 | 10VA | m s**-1 | 10 metre V wind component anomaly |
167 | 2TA | K | 2 metre temperature anomaly |
168 | | K | 2 metre dewpoint temperature |
169 | | W m**-2 s | Surface solar radiation downwards |
170 | | K | Soil temperature level 2 |
171 | | m of water | Soil wetness level 2 |
172 | | (0 - 1) | Land-sea mask |
173 | | m | Surface roughness |
174 | | (0 - 1) | Albedo |
175 | | W m**-2 s | Surface thermal radiation downwards |
176 | | W m**-2 s | Surface solar radiation |
177 | | W m**-2 s | Surface thermal radiation |
178 | | W m**-2 s | Top solar radiation |
179 | | W m**-2 s | Top thermal radiation |
180 | | N m**-2 s | East-West surface stress |
181 | | N m**-2 s | North-South surface stress |
182 | | m of water | Evaporation |
183 | | K | Soil temperature level 3 |
184 | | m of water | Soil wetness level 3 |
185 | | (0 - 1) | Convective cloud cover |
186 | | (0 - 1) | Low cloud cover |
187 | | (0 - 1) | Medium cloud cover |
188 | | (0 - 1) | High cloud cover |
189 | SUNDA | s | Sunshine duration anomaly |
190 | | m**2 | East-West component of sub-gridscale orographic variance |
191 | | m**2 | North-South component of sub-gridscale orographic variance |
192 | | m**2 | North-West/South-East component of sub-gridscale orographic variance |
193 | | m**2 | North-East/South-West component of sub-gridscale orographic variance |
194 | | K | Brightness temperature |
195 | | N m**-2 s | Latitudinal component of gravity wave stress |
196 | | N m**-2 s | Meridional component of gravity wave stress |
197 | | W m**-2 s | Gravity wave dissipation |
198 | | m of water | Skin reservoir content |
199 | | (0 - 1) | Vegetation fraction |
200 | | m**2 | Variance of sub-gridscale orography |
201 | MX2TA | K | Maximum temperature at 2 metres anomaly |
202 | MN2TA | K | Minimum temperature at 2 metres anomaly |
203 | | kg kg**-1 | Ozone mass mixing ratio |
204 | | - | Precipitation analysis weights |
205 | | m | Runoff |
206 | | kg m**-2 | Total column ozone |
207 | | m s**-1 | 10 metre wind speed |
208 | | W m**-2 s | Top net solar radiation, clear sky |
209 | | W m**-2 s | Top net thermal radiation, clear sky |
210 | | W m**-2 s | Surface net solar radiation, clear sky |
211 | | W m**-2 s | Surface net thermal radiation, clear sky |
212 | | W m**-2 | Solar insolation |
214 | | K | Diabatic heating by radiation |
215 | | K | Diabatic heating by vertical diffusion |
216 | | K | Diabatic heating by cumulus convection |
217 | | K | Diabatic heating by large-scale condensation |
218 | | m s**-1 | Vertical diffusion of zonal wind |
219 | | m s**-1 | Vertical diffusion of meridional wind |
220 | | m s**-1 | East-West gravity wave drag tendency |
221 | | m s**-1 | North-South gravity wave drag tendency |
222 | | m s**-1 | Convective tendency of zonal wind |
223 | | m s**-1 | Convective tendency of meridional wind |
224 | | kg kg**-1 | Vertical diffusion of humidity |
225 | | kg kg**-1 | Humidity tendency by cumulus convection |
226 | | kg kg**-1 | Humidity tendency by large-scale condensation |
227 | | kg kg**-1 | Change from removal of negative humidity |
228 | TPA | m | Total precipitation anomaly |
229 | | N m**-2 | Instantaneous X surface stress |
230 | | N m**-2 | Instantaneous Y surface stress |
231 | | W m**-2 | Instantaneous surface heat flux |
232 | | kg m**-2 s | Instantaneous moisture flux |
233 | | kg kg**-1 | Apparent surface humidity |
234 | | - | Logarithm of surface roughness length for heat |
235 | | K | Skin temperature |
236 | | K | Soil temperature level 4 |
237 | | m | Soil wetness level 4 |
238 | | K | Temperature of snow layer |
239 | | m of water equivalent | Convective snowfall |
240 | | m of water equivalent | Large-scale snowfall |
241 | | (-1 to 1) | Accumulated cloud fraction tendency |
242 | | (-1 to 1) | Accumulated liquid water tendency |
243 | | (0 - 1) | Forecast albedo |
244 | | m | Forecast surface roughness |
245 | | - | Forecast logarithm of surface roughness for heat |
246 | | kg kg**-1 | Cloud liquid water content |
247 | | kg kg**-1 | Cloud ice water content |
248 | | (0 - 1) | Cloud cover |
249 | | (-1 to 1) | Accumulated ice water tendency |
250 | | (0 - 1) | Ice age |
251 | | K | Adiabatic tendency of temperature |
252 | | kg kg**-1 | Adiabatic tendency of humidity |
253 | | m s**-1 | Adiabatic tendency of zonal wind |
254 | | m s**-1 | Adiabatic tendency of meridional wind |