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

MANDAN (KY19)

Lat: 46.77°NLon: 100.9°WElev: 1946ft.

Fog/Mist

25°F

-4°C

Humidity 100%
Wind Speed NW 3 mph
Barometer 29.77 in
Dewpoint 25°F (-4°C)
Visibility 4.00 mi
Last update 25 Dec 11:35 pm CST
Extended Forecast for

Flasher ND

Winter Weather Advisory December 25, 11:48pm until December 26, 12:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory December 25, 11:48pm until December 26, 12:00am

    NOW until 12:00am Fri

    Winter Weather Advisory

  • Tonight

    Low: 21 °F

    Areas Dense
    Fog

  • Friday

    Friday: Areas of fog. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 39. Light southeast wind becoming south 5 to 10 mph in the morning.

    High: 39 °F

    Areas Fog

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 26. Southeast wind around 8 mph becoming west after midnight.

    Low: 26 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 36. West wind 7 to 16 mph becoming north in the afternoon. Winds could gust as high as 24 mph.

    High: 36 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 0. Windy, with a northwest wind 17 to 26 mph, with gusts as high as 37 mph.

    Low: 0 °F

    Chance Snow
    and Windy

  • Sunday

    Sunday: Partly sunny and cold, with a high near 7. Windy, with a northwest wind 22 to 26 mph, with gusts as high as 38 mph.

    High: 7 °F

    Cold and
    Windy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around -3. Blustery, with a northwest wind 15 to 20 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 29 mph.

    Low: -3 °F

    Partly Cloudy
    and Blustery
    then Mostly
    Clear

  • Monday

    Monday: Mostly sunny, with a high near 23. Southwest wind 6 to 9 mph.

    High: 23 °F

    Mostly Sunny

Detailed Forecast

Tonight
Areas of dense fog. Otherwise, cloudy, with a low around 21. Northwest wind 5 to 7 mph becoming light and variable after midnight.
Friday
Areas of fog. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 39. Light southeast wind becoming south 5 to 10 mph in the morning.
Friday Night
Mostly cloudy, with a low around 26. Southeast wind around 8 mph becoming west after midnight.
Saturday
Mostly sunny, with a high near 36. West wind 7 to 16 mph becoming north in the afternoon. Winds could gust as high as 24 mph.
Saturday Night
A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 0. Windy, with a northwest wind 17 to 26 mph, with gusts as high as 37 mph.
Sunday
Partly sunny and cold, with a high near 7. Windy, with a northwest wind 22 to 26 mph, with gusts as high as 38 mph.
Sunday Night
Mostly clear, with a low around -3. Blustery, with a northwest wind 15 to 20 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 29 mph.
Monday
Mostly sunny, with a high near 23. Southwest wind 6 to 9 mph.
Monday Night
Mostly cloudy, with a low around 15. West wind 8 to 14 mph, with gusts as high as 21 mph.
Tuesday
Partly sunny, with a high near 36. Northwest wind 13 to 16 mph, with gusts as high as 25 mph.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 12. Northwest wind 9 to 11 mph, with gusts as high as 18 mph.
Wednesday
Mostly cloudy, with a high near 22. North wind around 11 mph.
Wednesday Night
Mostly cloudy, with a low around 3. North wind 8 to 10 mph.
New Year's Day
Mostly cloudy, with a high near 17.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Flasher ND
 46.46°N 101.23°W
Last Update:
11:36 pm CST Dec 25, 2025
Forecast Valid:
11pm CST Dec 25, 2025-6pm CST Jan 1, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation