| Accumulated freezing rain |
Total accumulated amount of freezing rain over a given period |
mm |
thickness_of_freezing_rain_amount |
| Accumulated rainfall |
Total accumulated liquid rainfall over a given period |
mm |
thickness_of_rainfall_amount |
| Accumulated snowfall |
Total accumulated snowfall over a given period |
mm |
thickness_of_snowfall_amount |
| Air pressure as measured just above the surface |
Atmospheric pressure measured just above the Earth's surface |
hPa |
surface_air_pressure |
| Altitude of lowest cloud base |
Height of the lowest cloud base above ground level |
m |
cloud_base |
| Altitude of lowest cloud ceiling |
Height of the lowest cloud ceiling above ground level |
m |
cloud_ceiling |
| Column integrated soil temperature |
Average soil temperature integrated over the full soil column |
°C |
soil_temperature_total_column |
| Column integrated volumetric soil moisture content |
Average volumetric soil moisture integrated over the full soil column |
% |
soil_moisture_total_column |
| Dewpoint temperature at surface |
Dew point temperature measured at the surface |
°C |
sfc_dewpoint |
| Feels Like temperature |
Perceived air temperature accounting for wind, humidity, and radiation |
°C |
sfc_feels_like |
| Fire weather risk index |
Index indicating potential fire danger based on weather conditions |
Fire Index |
fosberg_fire_index |
| Precipitation Probability |
Probability of precipitation occurring |
% |
precipitation_probability |
| Precipitation Rate (liquid water equivalent) |
Rate of liquid-equivalent precipitation |
mm/day |
precip_rate |
| Precipitation type |
Encoded type of precipitation (e.g. rain, snow, freezing rain) |
code |
precip_type |
| Relative Humidity |
Relative humidity |
% |
relative_humidity |
| Sea Level Pressure |
Atmospheric pressure reduced to mean sea level |
kPa |
sea_level_pressure |
| Shortwave Radiation |
Incoming shortwave solar radiation at the surface |
W/m2 |
shortwave_radiation |
| Soil temperature in slab between 100cm and 200cm |
Soil temperature averaged between 100 cm and 200 cm depth |
°C |
soil_temperature_depth_below_surface_layer_200cm |
| Soil temperature in slab between 10cm and 40cm |
Soil temperature averaged between 10 cm and 40 cm depth |
°C |
soil_temperature_depth_below_surface_layer_40cm |
| Soil temperature in slab between 40cm and 100cm |
Soil temperature averaged between 40 cm and 100 cm depth |
°C |
soil_temperature_depth_below_surface_layer_100cm |
| Soil temperature in slab between sfc and 10cm |
Soil temperature averaged between the surface and 10 cm depth |
°C |
soil_temperature_depth_below_surface_layer_10cm |
| Surface Air Temperature |
Air temperature measured at the surface |
°C |
surface_air_temperature |
| The diffuse component of the total solar irradiance reaching the surface |
Diffuse shortwave solar radiation reaching the surface |
W/m2 |
diffuse_shortwave_radiation |
| The direct component of the total solar irradiance reaching the surface |
Direct shortwave solar radiation reaching the surface |
W/m2 |
direct_shortwave_radiation |
| Total cloud area |
Fraction of the sky covered by clouds |
% |
cloud_cover |
| Total (cloud-cloud, cloud-ground) instantaneous lightning flashes per unit area |
Lightning flash frequency per unit area over a short time interval |
flashes/km2/5min |
frequency_of_lightning_flashes_per_unit_area |
| Total Evapotranspiration Flux |
Total evapotranspiration flux over grass-covered surfaces |
mm |
total_evapotranspiration_flux |
| Visibility near the surface |
Horizontal visibility measured near the surface |
m |
sfc_visibility |
| Volumetric soil moisture content in slab between 100cm and 200cm |
Average volumetric soil moisture between 100 cm and 200 cm depth |
% |
soil_moisture_depth_below_surface_layer_200cm |
| Volumetric soil moisture content in slab between 10cm and 40cm |
Average volumetric soil moisture between 10 cm and 40 cm depth |
% |
soil_moisture_depth_below_surface_layer_40cm |
| Volumetric soil moisture content in slab between 40cm and 100cm |
Average volumetric soil moisture between 40 cm and 100 cm depth |
% |
soil_moisture_depth_below_surface_layer_100cm |
| Volumetric soil moisture content in slab between sfc and 10cm |
Average volumetric soil moisture between the surface and 10 cm depth |
% |
soil_moisture_depth_below_surface_layer_10cm |
| Wind Direction |
The direction from which the wind originates, measured clockwise from north |
degree |
wind_direction |
| Wind Gusts |
Maximum instantaneous wind speed over a short period |
m/s |
wind_gusts |
| Wind Speed |
Average horizontal wind speed |
m/s |
wind_speed |