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 >

Current conditions at

Delta Junction/Ft Greely, Allen Army Airfield (PABI)

Lat: 64°NLon: 145.73°WElev: 1276ft.

Overcast and Breezy

-13°F

-25°C

Humidity 60%
Wind Speed E 23 G 35 mph
Barometer 30.07 in (1026.1 mb)
Dewpoint -23°F (-31°C)
Visibility 10.00 mi
Wind Chill-41°F (-41°C)
Last update 24 Dec 6:53 am AKST
Extended Forecast for

18 Miles SW Donnelly AK

  • Today

    Today: A 40 percent chance of snow, mainly after noon. Mostly cloudy, with a temperature falling to around 0 by 5pm. West wind 15 to 20 mph.

    High: 11 °F⇓

    Chance Snow

  • Tonight

    Tonight: A 40 percent chance of snow. Mostly cloudy, with a low around -15. West wind 10 to 15 mph.

    Low: -15 °F

    Chance Snow

  • Christmas Day

    Christmas Day: A 20 percent chance of snow before noon. Mostly sunny, with a temperature falling to around -18 by 4pm. North wind 5 to 15 mph.

    High: -10 °F⇓

    Slight Chance
    Snow then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around -19. West wind around 5 mph becoming south after midnight.

    Low: -19 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of snow after 3pm. Mostly sunny, with a high near -11. South wind 5 to 10 mph becoming north in the afternoon.

    High: -11 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Friday Night

    Friday Night: A 20 percent chance of snow. Mostly cloudy, with a low around -24.

    Low: -24 °F

    Slight Chance
    Snow

  • Saturday

    Saturday: A 20 percent chance of snow before 9am. Mostly cloudy, with a high near -18.

    High: -18 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Saturday Night

    Saturday Night: A chance of snow, mainly after 3am. Mostly cloudy, with a low around -23.

    Low: -23 °F

    Chance Snow

  • Sunday

    Sunday: A chance of snow, mainly before 9am. Partly sunny, with a high near -16.

    High: -16 °F

    Chance Snow

Detailed Forecast

Today
A 40 percent chance of snow, mainly after noon. Mostly cloudy, with a temperature falling to around 0 by 5pm. West wind 15 to 20 mph.
Tonight
A 40 percent chance of snow. Mostly cloudy, with a low around -15. West wind 10 to 15 mph.
Christmas Day
A 20 percent chance of snow before noon. Mostly sunny, with a temperature falling to around -18 by 4pm. North wind 5 to 15 mph.
Thursday Night
Mostly clear, with a low around -19. West wind around 5 mph becoming south after midnight.
Friday
A 20 percent chance of snow after 3pm. Mostly sunny, with a high near -11. South wind 5 to 10 mph becoming north in the afternoon.
Friday Night
A 20 percent chance of snow. Mostly cloudy, with a low around -24.
Saturday
A 20 percent chance of snow before 9am. Mostly cloudy, with a high near -18.
Saturday Night
A chance of snow, mainly after 3am. Mostly cloudy, with a low around -23.
Sunday
A chance of snow, mainly before 9am. Partly sunny, with a high near -16.
Sunday Night
A slight chance of snow. Mostly cloudy, with a low around -20.
Monday
A slight chance of snow. Partly sunny, with a high near -6.
Monday Night
A chance of snow. Mostly cloudy, with a low around -13.
Tuesday
A chance of snow. Partly sunny, with a high near -6.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
18 Miles SW Donnelly AK
 63.52°N 146.4°W (Elev. 6532 ft)
Last Update:
7:17 am AKST Dec 24, 2025
Forecast Valid:
7am AKST Dec 24, 2025-6pm AKST Dec 30, 2025
 
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Additional Resources

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