met_office_unified_model - UK-FVCOM-Usergroup/uk-fvcom GitHub Wiki

Met Office Unified Model

Website: http://badc.nerc.ac.uk/browse/badc/ukmo-um. Requires username/password (one per person per project).

Documentation: http://badc.nerc.ac.uk/view/badc.nerc.ac.uk__ATOM__dataent_UM

Model outputs from pre-2011 use individual files for each variable with a unique ID (stash code - see table below). For 2011 onwards, the outputs are stored as a single file for each model run. As such, the stash codes are largely superseded by the variable names. Some documentation exists here:

http://badc.nerc.ac.uk/view/badc.nerc.ac.uk__ATOM__DE_5b70af60-2097-11e3-a39b-00163e251233 (NAE outputs)

http://badc.nerc.ac.uk/view/badc.nerc.ac.uk__ATOM__DE_f693d60c-208d-11e3-ad34-00163e251233 (Global outputs)

I (Pierre) am currently loading the following variables for use with HEATING_ON or HEATING_CALCULATED for the 2011 onwards data:

|Variable name|Long name|Dimensions|Units| | longitude | -- | latitude | degrees | | latitude | -- | latitude | degrees | | x-wind | x wind component (with respect to grid) | t_1, ht, latitude, longitude | ms-1 | | y-wind | y wind component (with respect to grid) | t_1, ht, latitude, longitude | ms-1 | | solar | Net short wave radiation flux | t_3, surface, latitude, longitude | W m-2 | | longwave | Net long wave radiation flux | t_3, surface, latitude, longitude | W m-2 | | sh | Sensible heat flux | t_1, surface, latitude, longitude | Wm-2 | | lh | Latent heat flux | t_1, surface, latitude, longitude | Wm-2 | | rh | Relative humidity | t_1, ht, latitude, longitude | % | | precip | Total precipitation rate | t_1, surface, latitude, longitude | kg m-2 s-1 | | p_4 or p_3 | Pressure | t_1, msl, latitude, longitude | Pa | | temp | Temperature T | t_1, surface, latitude, longitude | Celsius |

Precipitation needs to be converted to m/s (divide by freshwater density 1000kg m-3). As with the NCEP data, I'm calculating evaporation from the latent heat and subtracting it from the precipitation. I then set evaporation to zero and use precipitation-evaporation for the precipitation variable.

List of variables

|Acronyms|Long name| | AP | analysis, pressure levels | | AM | analysis, model levels | | FP | forecast, pressure levels | | FM | forecast, model levels |

AP

|STASH|STASHmaster description|Units|Valid from|Valid to|CF Standard name|Used?| |23|SNOW AMOUNT AFTER TIMESTEP KG/M2|kg m-2| |503|snowfall_amount| | |23|SNOW AMOUNT OVER LAND AFT TSTP KG/M2|kg m-2|505| |snowfall_amount| | |24|SURFACE TEMPERATURE AFTER TIMESTEP|K| | |surface_temperature| | |25|BOUNDARY LAYER DEPTH AFTER TIMESTEP|m| | |atmosphere_boundary_layer_thickness| | |26|ROUGHNESS LENGTH AFTER TIMESTEP|m| | |surface_roughness_length| | |30|LAND MASK (LOGICAL: LAND=TRUE)|1| |407|land_binary_mask| | |30|LAND MASK (No halo) (LAND=TRUE)|1|500| |land_binary_mask| | |31|FRAC OF SEA ICE IN SEA AFTER TSTEP|1|503| |sea_ice_area_fraction| | |31|SEA ICE FRACTION AFTER TIMESTEP|1| |502|sea_ice_area_fraction| | |33|OROGRAPHY (/STRAT LOWER BC)|m| | |surface_altitude| | |1201|NET DOWN SURFACE SW FLUX: SW TS ONLY|W m-2| | |surface_net_downward_shortwave_flux|Y? | |1235|TOTAL DOWNWARD SURFACE SW FLUX|W m-2| | |surface_downwelling_shortwave_flux_in_air|Y? | |2201|NET DOWN SURFACE LW RAD FLUX|W m-2| | |surface_net_downward_longwave_flux|Y? | |2207|DOWNWARD LW RAD FLUX: SURFACE|W m-2| |407|surface_downwelling_longwave_flux_in_air|Y? | |3217|SURFACE HEAT FLUX W/M2|W m-2|501| |surface_upward_sensible_heat_flux|Y? | |3217|SURFACE & B.LAYER HEAT FLUXES W/M2|W m-2| |500| | | |3223|SURF & BL TOTL MOISTURE FLUX KG/M2/S|kg m-2 s-1| |500|upward_water_vapor_flux_in_air| | |3223|SURFACE TOTAL MOISTURE FLUX KG/M2/S|kg m-2 s-1|501| |surface_upward_water_flux| | |3224|WIND MIX EN'GY FL TO SEA:SEA MN W/M2|W m-2|503| |wind_mixing_energy_flux_into_sea_water| | |3224|WIND MIXING EN'GY FLUX INTO SEA W/M2|W m-2| |502|wind_mixing_energy_flux_into_sea_water| | |3225|10 METRE WIND U-COMP|m s-1| |500|eastward_wind|Y? | |3225|10 METRE WIND U-COMP|m s-1| |500|x_wind|Y? | |3225|10 METRE WIND U-COMP B GRID|m s-1|501| |eastward_wind|Y? | |3225|10 METRE WIND U-COMP B GRID|m s-1|501| |x_wind|Y? | |3226|10 METRE WIND V-COMP|m s-1| |500|northward_wind|Y? | |3226|10 METRE WIND V-COMP|m s-1| |500|y_wind|Y? | |3226|10 METRE WIND V-COMP B GRID|m s-1|501| |northward_wind|Y? | |3226|10 METRE WIND V-COMP B GRID|m s-1|501| |y_wind|Y? | |3234|SURFACE LATENT HEAT FLUX W/M2|W m-2| |407|surface_upward_latent_heat_flux|Y? | |3236|TEMPERATURE AT 1.5M|K| | |air_temperature|Y? | |3237|SPECIFIC HUMIDITY AT 1.5M|1| |407|specific_humidity| | |3245|RELATIVE HUMIDITY AT 1.5M|%| | |relative_humidity|Y? | |3248|FOG FRACTION AT 1.5 M| | |407|| | |3250|DEWPOINT AT 1.5M (K)|K| |407|dew_point_temperature| | |3281|RESIST S FOR SO4 DIS AFTER TS S/M| |401|407| | | |3281|VIS AT 1.5M (incl precip) M| |606| | | | |3281|VISIBILITY AT 1.5M M| |503|601| | | |3316|SURFACE TEMP ON SNOW-ADJSTD TILES K| |405|407| | | |3316|SURFACE TEMP ON TILES K| |503| | | | |3321|CANOPY WATER ON NON-ICE TILES KG/M2| |405|407| | | |3321|CANOPY WATER ON TILES KG/M2| |503| | | | |3463|WIND GUST| |606| | | | |3476|COMBINED BOUNDARY LAYER TYPE| |606| | | | |4201|LARGE SCALE RAIN AMOUNT KG/M2/TS|kg m-2| | |stratiform_rainfall_amount| | |4202|LARGE SCALE SNOW AMOUNT KG/M2/TS|kg m-2| | |stratiform_snowfall_amount| | |4203|LARGE SCALE RAINFALL RATE KG/M2/S|kg m-2 s-1| | |stratiform_rainfall_rate| | |4204|LARGE SCALE SNOWFALL RATE KG/M2/S|kg m-2 s-1| | |stratiform_snowfall_rate| | |5201|CONVECTIVE RAIN AMOUNT KG/M2/TS|kg m-2| | |convective_rainfall_amount| | |5202|CONVECTIVE SNOW AMOUNT KG/M2/TS|kg m-2| | |convective_snowfall_amount| | |5205|CONVECTIVE RAINFALL RATE KG/M2/S|kg m-2 s-1| |407|convective_rainfall_rate| | |5206|CONVECTIVE SNOWFALL RATE KG/M2/S|kg m-2 s-1| |407|convective_snowfall_rate| | |5207|PRESSURE AT CONVECTIVE CLOUD BASE|Pa| |407|air_pressure_at_convective_cloud_base| | |5208|PRESSURE AT CONVECTIVE CLOUD TOP|Pa| |407|air_pressure_at_convective_cloud_top| | |5210|ICAO HT OF CONVECTIVE CLOUD BASE| | |407| | | |5211|ICAO HT OF CONVECTIVE CLOUD TOP| | |407| | | |5216|TOTAL PRECIPITATION RATE KG/M2/S|kg m-2 s-1| |407|precipitation_flux|Y? | |5226|TOTAL PRECIPITATION AMOUNT KG/M2/TS| | | | | | |5262|2D CONVECTIVE CLOUD AMOUNT| |503| | | | |5270|SHALLOW CONVECTION INDICATOR| |505| | | | |8208|SOIL MOISTURE CONTENT| | | | | | |8209|CANOPY WATER CONTENT|kg m-2| |407|canopy_water_amount| | |8223|SOIL MOISTURE CONTENT IN A LAYER|kg m-2| | |moisture_content_of_soil_layer| | |8225|DEEP SOIL TEMP. AFTER HYDROLOGY DEGK|K| | |soil_temperature| | |8236|SNOW AMOUNT ON TILES KG/M2| |503| | | | |9203|LOW CLOUD AMOUNT| | |407| | | |9204|MEDIUM CLOUD AMOUNT| | |407| | | |9205|HIGH CLOUD AMOUNT| | |407| | | |9210|CLOUD BASE FOR COVER.GT.2.5 OCTA KFT| | |407| | | |9212|CLOUD BASE FOR COVER.GT.4.5 OCTA KFT| | |407| | | |9216|TOTAL CLOUD AMOUNT - RANDOM OVERLAP| | | | | | |9217|TOTAL CLOUD AMOUNT MAX/RANDOM OVERLP| | |407| | | |9218|CLOUD FRACTION BELOW 1000 FT ASL| | |407| | | |9221|WET BULB FREEZING LEV HEIGHT (M)| | |407| | | |15201|U COMPNT OF WIND ON PRESSURE LEVELS|m s-1| |500|eastward_wind| | |15201|U WIND ON PRESSURE LEVELS B GRID|m s-1|501| |eastward_wind| | |15202|V COMPNT OF WIND ON PRESSURE LEVELS|m s-1| |500|northward_wind| | |15202|V WIND ON PRESSURE LEVELS B GRID|m s-1|501| |northward_wind| | |15212|50 METRE WIND U-COMPONENT|m s-1| |500|eastward_wind| | |15212|50 METRE WIND U-COMPONENT|m s-1| |500|x_wind| | |15212|50 METRE WIND U-COMPONENT B GRID|m s-1|501| |eastward_wind| | |15212|50 METRE WIND U-COMPONENT B GRID|m s-1|501| |x_wind| | |15213|50 METRE WIND V-COMPONENT|m s-1| |500|northward_wind| | |15213|50 METRE WIND V-COMPONENT|m s-1| |500|y_wind| | |15213|50 METRE WIND V-COMPONENT B GRID|m s-1|501| |northward_wind| | |15213|50 METRE WIND V-COMPONENT B GRID|m s-1|501| |y_wind| | |15242|W COMPNT (OF WIND) ON PRESSURE LEVS|m s-1|500| |upward_air_velocity| | |16202|GEOPOTENTIAL HEIGHT ON P LEV/P GRID|m|606| |geopotential_height| | |16202|GEOPOTENTIAL HEIGHT: PRESSURE LEVELS|m| |601|geopotential_height| | |16203|TEMPERATURE ON P LEV/P GRID|K|606| |air_temperature| | |16203|TEMPERATURE ON PRESSURE LEVELS|K| |601|air_temperature| | |16204|RELATIVE HUMIDITY ON PRESSURE LEVELS|%| |503|relative_humidity| | |16204|RELATIVE HUMIDITY WRT ICE ON P LVS| |505|601| | | |16204|RH WRT ICE ON P LEV/P GRID| |606| | | | |16205|WET BULB POTENTIAL TEMPERATURE| | |407| | | |16205|WET BULB POTENTIAL TEMPERATURE K| |502| | | | |16222|PRESSURE AT MEAN SEA LEVEL|Pa| | |air_pressure_at_sea_level|Y? | |20001|RIVER WATER STORAGE M2| |505|505| | | |20001|THICKNESS : 1000-500 MB| |601| | | | |20002|GRIDBOX OUTFLOW KG/S| |505|505| | | |20002|THICKNESS : 1000-850 MB| |601| | | | |20003|GRIDBOX INFLOW KG/S| |505|505| | | |20003|WIND SPEEDS : 10 METRES|m s-1|601| |wind_speed| | |20004|RIVER OUTFLOW KG/M2/S| |505|505| |Y? | |20004|WIND SPEEDS : PRESSURE LEVEL|m s-1|601| |wind_speed| | |20012|CONVECTIVE CLOUD DEPTHS| |601| | | | |20014|PRECIPITATION SYMBOL| |601| | | | |20015|PRESENT WEATHER CODE| |601| | | | |20020|MAX WIND U-COMPONENT| |601| | | | |20021|MAX WIND V-COMPONENT| |601| | | | |20022|MAX WIND PRESSURE| |601| | | | |20023|MAX WIND ICAO HEIGHT| |601| | | | |20024|TROPOPAUSE PRESSURE|Pa|601| |tropopause_air_pressure| | |20025|TROPOPAUSE TEMPERATURE|K|601| |tropopause_air_temperature| | |20026|TROPOPAUSE HEIGHT|m|601| |tropopause_altitude| | |20027|TROPOPAUSE ICAO HEIGHT| |601| | | | |20028|SNOW PROBABILITY| |601| | | | |20033|FREEZING LEVEL GEOPOTENTIAL HEIGHT| |601| | | | |20034|FREEZING LEVEL PRESSURE|Pa|601| |air_pressure_at_freezing_level| | |20035|FREEZING LEVEL ICAO HEIGHT| |601| | | | |20036|-20C ISOTHERM GEOPOTENTIAL HEIGHT| |601| | | | |20037|-20C ISOTHERM PRESSURE| |601| | | | |20038|-20C ISOTHERM ICAO HEIGHT| |601| | | |

AM

|STASH|STASHmaster description|Units|Valid from|Valid to|CF Standard name|Used?| |2|U COMPNT OF WIND AFTER TIMESTEP|m s-1| | |eastward_wind|Y? | |2|U COMPNT OF WIND AFTER TIMESTEP|m s-1| | |x_wind|Y? | |3|V COMPNT OF WIND AFTER TIMESTEP|m s-1| | |northward_wind|Y? | |3|V COMPNT OF WIND AFTER TIMESTEP|m s-1| | |y_wind|Y? | |10|SPECIFIC HUMIDITY AFTER TIMESTEP|1| | |specific_humidity| | |30|LAND MASK (LOGICAL: LAND=TRUE)|1| |407|land_binary_mask| | |30|LAND MASK (No halo) (LAND=TRUE)|1|500| |land_binary_mask| | |33|OROGRAPHY (/STRAT LOWER BC)|m| | |surface_altitude| | |90|TOTAL AEROSOL (FOR VISIBILITY)| | | | | | |150|W COMP OF WIND C-P TH LEVS:VAR DUMMY| |401|407| | | |150|W COMPNT OF WIND AFTER TIMESTEP|m s-1|500| |upward_air_velocity| | |266|BULK CLOUD FRACTION| |500|500| | | |266|BULK CLOUD FRACTION IN EACH LAYER| |501| | | | |407|PRESSURE AT RHO LEVELS AFTER TS|Pa|500| |air_pressure|Y? | |408|PRESSURE AT THETA LEVELS AFTER TS|Pa|500| |air_pressure|Y? | |409|SURFACE PRESSURE AFTER TIMESTEP|Pa|500| |surface_air_pressure|Y? | |1004|TEMPERATURE AFTER SW RAD INCREMENTS|K| | |air_temperature|Y? | |2004|TEMPERATURE AFTER LW RAD INCREMENTS|K| | |air_temperature|Y? | |3216|BOUNDARY LAYER HEAT FLUXES W/M2| |501| | | | |3216|RIB SURFACE LAYER (SEA ICE)| | |400.2| | | |3219|X-COMP OF SURF & BL WIND STRESS N/M2|Pa| |407|surface_downward_eastward_stress| | |3220|Y-COMP OF SURF & BL WIND STRESS N/M2|Pa| |407|surface_downward_northward_stress| | |3222|B.LAYER TOTAL MOISTURE FLUXS KG/M2/S| |501| | | | |4205|CLOUD LIQUID WATER AFTER LS PRECIP| | | | | | |4206|CLOUD ICE CONTENT AFTER LS PRECIP| | | | | | |4222|RAINFALL RATE OUT OF MODEL LEVELS| |405|407| | | |5181|TEMPERATURE INCR: convection|K s-1|501| |tendency_of_air_temperature_due_to_convection| | |5182|SPECIFIC HUMIDITY INCR: convection|s-1|501| |tendency_of_specific_humidity_due_to_convection| | |5212|CONV. CLOUD AMOUNT ON EACH MODEL LEV|1| |407|convective_cloud_area_fraction_in_atmosphere_layer| | |5250|UPDRAUGHT MASS FLUX (PA/S)| |404.1|407| | | |5250|UPDRAUGHT MASS FLUX (Pa/s)| |503| | | | |6201|U COMPONENT OF GRAVITY WAVE STRESS|Pa| |501|atmosphere_eastward_stress_due_to_gravity_wave_drag| | |6201|X COMPONENT OF GRAVITY WAVE STRESS|Pa|502| |atmosphere_eastward_stress_due_to_gravity_wave_drag| | |6202|V COMPONENT OF GRAVITY WAVE STRESS|Pa| |501|atmosphere_northward_stress_due_to_gravity_wave_drag| | |6202|Y COMPONENT OF GRAVITY WAVE STRESS|Pa|502| |atmosphere_northward_stress_due_to_gravity_wave_drag| | |6223|X COMPONENT OF GW SATURATION STRESS| |502| | | | |6224|Y COMPONENT OF GW SATURATION STRESS| |502| | | | |9229|RELATIVE HUMIDITY AFTER MAIN CLOUD| |502| | |Y? | |16004|TEMPERATURE ON MODEL LEVELS|K|501|503|air_temperature|Y? | |16004|TEMPERATURE ON THETA LEVELS|K|505| |air_temperature|Y? | |16201|GEOPOTENTIAL HEIGHT ON THETA LEVELS|m|503| |geopotential_height| | |16201|GEOPOTENTIAL HEIGHT:LAYER BOUNDARIES|m| |407|geopotential_height| |

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