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

Heavy Rainfall to Bring Flooding Threat to California; Heavy Snow in the Sierra

A strong atmospheric river will bring heavy rainfall to California through the holiday week. The heaviest rainfall is expected on Wednesday in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall is expected in the Sierra Nevada from the atmospheric river, raising concerns for major snow‐load impacts. Travel may be difficult to impossible over the passes. Read More >

Current conditions at

Grand Forks, Grand Forks International Airport (KGFK)

Lat: 47.95°NLon: 97.18°WElev: 843ft.

Overcast

18°F

-8°C

Humidity 77%
Wind Speed S 10 mph
Barometer 30.10 in (1021.2 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill6°F (-14°C)
Last update 24 Dec 1:53 am CST
Extended Forecast for

Oslo MN

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 17. South southeast wind 9 to 11 mph.

    Low: 17 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a temperature rising to near 17 by noon, then falling to around 13 during the remainder of the day. South southeast wind 5 to 14 mph becoming north northwest in the morning.

    High: 17 °F⇓

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 1. North wind 7 to 14 mph.

    Low: 1 °F

    Mostly Cloudy

  • Christmas Day

    Christmas Day: A chance of sleet before 3pm, then a slight chance of freezing rain and sleet between 3pm and 5pm, then a slight chance of sleet after 5pm. Mostly cloudy, with a high near 27. East northeast wind 7 to 14 mph becoming south southeast in the afternoon. Chance of precipitation is 30%.

    High: 27 °F

    Mostly Cloudy
    then Chance
    Wintry Mix

  • Thursday Night

    Thursday Night: A chance of snow, freezing rain, and sleet before midnight, then a chance of snow and freezing rain between midnight and 3am, then a chance of snow after 3am. Cloudy, with a low around 14. South southeast wind 6 to 10 mph becoming west northwest after midnight. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 14 °F

    Chance Wintry
    Mix

  • Friday

    Friday: Mostly cloudy, with a high near 25. West northwest wind around 8 mph becoming south southeast in the afternoon.

    High: 25 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 16. South southeast wind 7 to 10 mph.

    Low: 16 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Saturday

    Saturday: A 20 percent chance of snow. Partly sunny, with a high near 26. South wind 10 to 18 mph becoming northwest in the afternoon. Winds could gust as high as 28 mph.

    High: 26 °F

    Slight Chance
    Snow

  • Saturday Night

    Saturday Night: A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around -1. Blustery, with a west northwest wind 18 to 24 mph, with gusts as high as 34 mph.

    Low: -1 °F

    Chance Snow
    and Blustery

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 17. South southeast wind 9 to 11 mph.
Wednesday
Partly sunny, with a temperature rising to near 17 by noon, then falling to around 13 during the remainder of the day. South southeast wind 5 to 14 mph becoming north northwest in the morning.
Wednesday Night
Mostly cloudy, with a low around 1. North wind 7 to 14 mph.
Christmas Day
A chance of sleet before 3pm, then a slight chance of freezing rain and sleet between 3pm and 5pm, then a slight chance of sleet after 5pm. Mostly cloudy, with a high near 27. East northeast wind 7 to 14 mph becoming south southeast in the afternoon. Chance of precipitation is 30%.
Thursday Night
A chance of snow, freezing rain, and sleet before midnight, then a chance of snow and freezing rain between midnight and 3am, then a chance of snow after 3am. Cloudy, with a low around 14. South southeast wind 6 to 10 mph becoming west northwest after midnight. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Mostly cloudy, with a high near 25. West northwest wind around 8 mph becoming south southeast in the afternoon.
Friday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 16. South southeast wind 7 to 10 mph.
Saturday
A 20 percent chance of snow. Partly sunny, with a high near 26. South wind 10 to 18 mph becoming northwest in the afternoon. Winds could gust as high as 28 mph.
Saturday Night
A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around -1. Blustery, with a west northwest wind 18 to 24 mph, with gusts as high as 34 mph.
Sunday
Mostly cloudy, with a high near 4. Blustery, with a northwest wind 21 to 26 mph, with gusts as high as 38 mph.
Sunday Night
Partly cloudy, with a low around -11. Northwest wind 11 to 18 mph, with gusts as high as 28 mph.
Monday
Partly sunny, with a high near 5. Northwest wind 9 to 11 mph becoming south southwest in the afternoon.
Monday Night
A 20 percent chance of snow. Mostly cloudy, with a low around -3. South wind around 10 mph.
Tuesday
A 20 percent chance of snow. Mostly cloudy, with a high near 21. South wind 10 to 17 mph becoming north northwest in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Oslo MN
 48.2°N 97.13°W
Last Update:
2:36 am CST Dec 24, 2025
Forecast Valid:
2am CST Dec 24, 2025-6pm CST Dec 30, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation