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

Heavy Rain and Mountain Snow Lingers in California; Winter Storm Impacting the Great Lakes and Northeast U.S.

An atmospheric river will wind down through today across California with lingering heavy rainfall, heavy mountain snow, and gusty winds. A wintry mix of freezing rain, sleet, and snow will cause hazardous travel conditions for the Great Lakes into the northern Mid-Atlantic and southern New England today through Saturday morning. Areas of tree damage and power outages are possible. Read More >

Hazardous Weather Conditions

Current conditions at

FORT PECK DAM (GGWFP)

Lat: 48.0084°NLon: 106.3962°WElev: 2280.0ft.

NA

46°F

8°C

Humidity 70%
Wind Speed ESE 11 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Wind Chill41°F (5°C)
Last update 26 Dec 02:56 PM MST
Extended Forecast for

Fort Peck MT

Cold Weather Advisory December 27, 11:00am until December 28, 11:00am
Click here for hazard details and duration
Cold Weather Advisory

  • This Afternoon

    This Afternoon: A slight chance of freezing rain after 4pm. Cloudy, with a high near 33. South southeast wind around 7 mph. Chance of precipitation is 20%.

    High: 33 °F

    Slight Chance
    Freezing Rain

  • Tonight

    Tonight: Cloudy during the early evening, then gradual clearing, with a low around 17. West southwest wind 8 to 15 mph, with gusts as high as 22 mph.

    Low: 17 °F

    Gradual
    Clearing

  • Saturday

    Saturday: Snow and freezing rain likely before noon, then a chance of snow between noon and 2pm. Patchy freezing fog before 11am, then patchy freezing fog after noon. Cloudy, with a temperature rising to near 23 by 9am, then falling to around 3 during the remainder of the day. Wind chill values between -10 and -20. Blustery, with a northwest wind 14 to 19 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 60%. Little or no ice accumulation expected. New snow accumulation of less than a half inch possible.

    High: 23 °F⇓

    Wintry Mix
    Likely and
    Patchy
    Freezing Fog

  • Saturday Night

    Saturday Night: A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around -5. Wind chill values between -20 and -25. Blustery, with a west northwest wind 22 to 29 mph, with gusts as high as 40 mph.

    Low: -5 °F

    Blustery.
    Slight Chance
    Snow then
    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 5. Northwest wind 9 to 18 mph, with gusts as high as 25 mph.

    High: 5 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around -3. Northwest wind around 5 mph becoming light and variable.

    Low: -3 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, with a high near 23. South southeast wind around 6 mph becoming west in the afternoon.

    High: 23 °F

    Partly Sunny

  • Monday Night

    Monday Night: Cloudy, with a low around 14. West wind 7 to 10 mph.

    Low: 14 °F

    Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 35. West wind 8 to 11 mph.

    High: 35 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
A slight chance of freezing rain after 4pm. Cloudy, with a high near 33. South southeast wind around 7 mph. Chance of precipitation is 20%.
Tonight
Cloudy during the early evening, then gradual clearing, with a low around 17. West southwest wind 8 to 15 mph, with gusts as high as 22 mph.
Saturday
Snow and freezing rain likely before noon, then a chance of snow between noon and 2pm. Patchy freezing fog before 11am, then patchy freezing fog after noon. Cloudy, with a temperature rising to near 23 by 9am, then falling to around 3 during the remainder of the day. Wind chill values between -10 and -20. Blustery, with a northwest wind 14 to 19 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 60%. Little or no ice accumulation expected. New snow accumulation of less than a half inch possible.
Saturday Night
A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around -5. Wind chill values between -20 and -25. Blustery, with a west northwest wind 22 to 29 mph, with gusts as high as 40 mph.
Sunday
Sunny, with a high near 5. Northwest wind 9 to 18 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around -3. Northwest wind around 5 mph becoming light and variable.
Monday
Partly sunny, with a high near 23. South southeast wind around 6 mph becoming west in the afternoon.
Monday Night
Cloudy, with a low around 14. West wind 7 to 10 mph.
Tuesday
Mostly cloudy, with a high near 35. West wind 8 to 11 mph.
Tuesday Night
A 30 percent chance of snow, mainly after 11pm. Cloudy, with a low around 9. Northeast wind 7 to 10 mph.
Wednesday
A 40 percent chance of snow. Cloudy, with a high near 21. Northeast wind around 10 mph.
Wednesday Night
A slight chance of snow. Cloudy, with a low around 1.
New Year's Day
Cloudy, with a high near 17.
Thursday Night
Cloudy, with a low around 9.
Friday
A slight chance of snow. Cloudy, with a high near 24.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fort Peck MT
 48°N 106.47°W (Elev. 2254 ft)
Last Update:
2:05 pm MST Dec 26, 2025
Forecast Valid:
3pm MST Dec 26, 2025-6pm MST Jan 2, 2026
 
Forecast Discussion
 
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