Model charts for 81.9 W, 37.3 N (Wind speed and streamlines, 850hPa)

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NAM CONUS

Model charts NAM-3km

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Most used parameters

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Significant Weather Temperature (°F) Dew point (°F) Wind direction and mean wind speed (mph) Gusts, 1h (mph) Precipitation, 1h (in) Precipitation, 3h (in) Precipitation, 6h (in) Snow depth (in) Max. reflectivity (dBZ) Surface based CAPE (J/kg) Temperature, 850mbar (°C) Temperature, 500mbar (°C) Geopotential height, 500mbar (m) Wind speed and streamlines, 300mbar (kph)

All parameters

Here you will find all the parameters available for this model sorted into groups. Click on the respective group to display the parameters. If you don't see your desired parameter, try scrolling a bit down the list.

Weather, pressure

Significant Weather Pressure change 1h (mbar) Pressure change 3h (mbar)

Temperature and humidity

Temperature (°F) Temperature (Grid) (°F) Temperature (color blindness) (°F) Max. temperature, 3h (°F) Min. temperature, 3h (°F) Relative humidity (%) Dew point (°F)

Wind, gusts, direction

Wind direction and mean wind speed (mph) Gusts, 1h (mph) Mean wind speed (mph) with stream lines

Clouds, sunshine, short wave radiation

Low clouds, coverage (%) Middle clouds, coverage (%) High clouds, coverage (%)

Precipitation: rain, snow, hail

Precipitation, 1h (in) Precipitation, 1h (Snow) (in) Precipitation, 3h (in) Precipitation, 3h (Snow) (in) Precipitation, 6h (in) Precipitation, 6h (Snow) (in) Snow depth (in)

Severe Weather Parameters

Max. reflectivity (dBZ) Supercell Composite Parameter Storm relative helicity 0-2 mi (m²/s²) Updraft helicity (m²/s²) and reflectivity Low-Level Shear 0-0.6 mi (kn) Deep Layer Shear 0-4 mi (kn) Mixed-Layer CAPE (J/kg) Surface based CAPE (J/kg) Mixed-Layer CIN (J/kg) Surface based CIN (J/kg) Lifted Index, 850mbar (K) Lightning rate, hourly Total column condensed water (kg/m²) Fire Weather Index

Composite charts

Thunderstorm composite Reflectivity composite [dbZ]

Flight meteorology

Planetary Boundary Height (m AGL)

Pressure level - 850mbar / ~5,000 ft

Temperature, 850mbar (°C) Wind speed and streamlines, 850mbar (kph) Relative Vorticity, 850mbar (10^-5/s)

Pressure level - 500mbar / ~18,000 ft

Temperature, 500mbar (°C) Wind speed and streamlines, 500mbar (kph) Geopotential height, 500mbar (m) Relative Vorticity, 500mbar (10^-5/s)

Pressure level - 300mbar / ~30,000 ft

Wind speed and streamlines, 300mbar (kph) Relative Vorticity, 300mbar (10^-5/s)

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NAM-3km HRRR Swiss HD 4x4 RDPS ECMWF 6z/18z ECMWF IFS HRES 0z/12z ECMWF AIFS ICON AICON GFS AIGFS UKMO ARPEGE GEM ACCESS-G GDAPS/UM MULTI-GLOBAL JMA GFS 0.125° GRAPHCAST IFS PANGU IFS

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Swiss HD 1x1 Swiss HD 1x1 Swiss HD Floater 4x4 Swiss HD Floater 1x1 ECMWF IFS (48r1) GFS/FV3 CMA

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Weather model

NAM-3km HRRR Swiss HD 4x4 RDPS ECMWF IFS HRES 0z/12z ICON GFS UKMO GEM ACCESS-G

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More information

S_4x4 NAM-C HRRR RDPS ECMWF
IFS GFS UK IC GEM ACC

Valid for

Tue 08/11/2026, 10:00am CDT

Grid map 81.9 W, 37.3 N (Zoom level 2 / Resolution 1.2mi)

NAM CONUS (60 hours) from 08/11/2026/12z

Wind speed and streamlines, 850mbar (kph)

Update times: ca. 8:50pm-10:00pm, 2:50am-4:00am, 8:50am-10:00am and 2:50pm-4:00pm

Forecast from Tue. 08/11/2026 10:00am until Thu. 08/13/2026 01:00pm

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