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

Winter Storm Bringing Widespread Hazardous Weather to the Eastern U.S.

A rapidly-intensifying winter storm continues to bring heavy snow, high winds, and blizzard conditions over the Upper Midwest and Great Lakes through today. An Arctic front will lead in a period of gusty to high winds and sharply colder temperatures over the entire eastern U.S. Heavy lake effect snow is then expected from Lakes Erie and Ontario through New Year's Day. Read More >

Hazardous Weather Conditions

Current conditions at

WEST FORK (WSFM8)

Lat: 45.81556°NLon: 114.25833°WElev: 4420.0ft.

NA

35°F

2°C

Humidity 53%
Wind Speed SW 0 MPH
Barometer NA
Dewpoint 19°F (-7°C)
Visibility NA
Last update 29 Dec 04:14 PM MST
Extended Forecast for

15 Miles WSW Darby MT

Air Stagnation Advisory until January 1, 01:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory until January 1, 01:00pm

    NOW until 1:00pm Thu

    Air Stagnation Advisory

  • This Afternoon

    High: 24 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 18. South southwest wind 6 to 8 mph.

    Low: 18 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, then gradually becoming sunny, with a high near 31. South southeast wind 5 to 7 mph.

    High: 31 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 25. South wind 6 to 9 mph.

    Low: 25 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 34. South southwest wind 6 to 9 mph.

    High: 34 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: A 30 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 30. New snow accumulation of less than a half inch possible.

    High: 30 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A chance of snow, mainly after 11pm. Mostly cloudy, with a low around 28.

    Low: 28 °F

    Chance Snow

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 24. Southwest wind around 6 mph.
Tonight
Mostly cloudy, with a low around 18. South southwest wind 6 to 8 mph.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 31. South southeast wind 5 to 7 mph.
Tuesday Night
Mostly clear, with a low around 25. South wind 6 to 9 mph.
Wednesday
Mostly sunny, with a high near 34. South southwest wind 6 to 9 mph.
Wednesday Night
Mostly cloudy, with a low around 25.
New Year's Day
A 30 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 30. New snow accumulation of less than a half inch possible.
Thursday Night
A chance of snow, mainly after 11pm. Mostly cloudy, with a low around 28.
Friday
Snow likely. Mostly cloudy, with a high near 31.
Friday Night
A chance of snow. Mostly cloudy, with a low around 27.
Saturday
Snow likely. Mostly cloudy, with a high near 30.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 23.
Sunday
Snow likely. Mostly cloudy, with a high near 27.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 21.
Monday
A chance of snow. Partly sunny, with a high near 28.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
15 Miles WSW Darby MT
 45.95°N 114.49°W (Elev. 7425 ft)
Last Update:
1:01 pm MST Dec 29, 2025
Forecast Valid:
5pm MST Dec 29, 2025-6pm MST Jan 5, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation