National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Hazardous Weather Conditions

Current conditions at

Grant Municipal Airport (KGGF)

Lat: 40.87°NLon: 101.73°WElev: 3425ft.

Fair

45°F

7°C

Humidity 49%
Wind Speed S 8 mph
Barometer 30.05 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 24 Dec 7:35 pm MST
Extended Forecast for

2 Miles NNW Grant NE

  • Tonight

    Tonight: Increasing clouds, with a low around 33. South wind around 5 mph becoming calm after midnight.

    Low: 33 °F

    Increasing
    Clouds

  • Christmas Day

    Christmas Day: Partly sunny, with a high near 65. Calm wind becoming west around 5 mph in the afternoon.

    High: 65 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 33. West wind 5 to 10 mph.

    Low: 33 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 65. West wind 5 to 10 mph becoming south in the afternoon.

    High: 65 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 30. South wind around 5 mph becoming west northwest after midnight.

    Low: 30 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 17.

    Low: 17 °F

    Slight Chance
    Snow

  • Sunday

    Sunday: Mostly sunny, with a high near 33. Breezy.

    High: 33 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 13.

    Low: 13 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 33. South wind around 5 mph becoming calm after midnight.
Christmas Day
Partly sunny, with a high near 65. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 33. West wind 5 to 10 mph.
Friday
Mostly sunny, with a high near 65. West wind 5 to 10 mph becoming south in the afternoon.
Friday Night
Mostly cloudy, with a low around 30. South wind around 5 mph becoming west northwest after midnight.
Saturday
Partly sunny, with a high near 60.
Saturday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 17.
Sunday
Mostly sunny, with a high near 33. Breezy.
Sunday Night
Mostly clear, with a low around 13.
Monday
Sunny, with a high near 41.
Monday Night
Mostly clear, with a low around 18.
Tuesday
Mostly sunny, with a high near 51.
Tuesday Night
Partly cloudy, with a low around 22.
Wednesday
Sunny, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Grant NE
 40.87°N 101.73°W
Last Update:
6:03 pm MST Dec 24, 2025
Forecast Valid:
7pm MST Dec 24, 2025-6pm MST Dec 31, 2025
 
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Additional Resources

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Chance of Precipitation