Dangerous Cold Weather for Most of the Country; Rare Winter Storm for the South; Fire Weather Concerns for Southern California

Arctic air will filter south and east through early this week. As this cold air moves across the South, a rare winter storm is forecast to develop from Texas, Gulf Coast States into the Southeast through early this week. Several new daily record low temperatures are expected, including new record-low maximum temperatures. For Southern California, fire weather concerns increase this week. Read More >

Current conditions at

HEBGEN LAKE (HBRM8)

Lat: 44.66597°NLon: 111.09911°WElev: 6700.0ft.

NA

-6°F

-21°C

Humidity 63%
Wind Speed NE 2 MPH
Barometer NA
Dewpoint -15°F (-26°C)
Visibility NA
Last update 20 Jan 10:39 PM MST
Extended Forecast for

West Yellowstone MT

Cold Weather Advisory until January 21, 11:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory until January 21, 11:00am

    NOW until 11:00am Tue

    Cold Weather Advisory

  • Tonight

    Low: -28 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 13. Wind chill values as low as -30. South southwest wind 5 to 10 mph, with gusts as high as 24 mph.

    High: 13 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow after 11pm.  Partly cloudy, with a low around -7. Southwest wind around 6 mph becoming calm  in the evening.

    Low: -7 °F

    Slight Chance
    Snow

  • Wednesday

    Wednesday: Partly sunny, with a high near 20. Wind chill values as low as -5. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 20 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around -10. Calm wind.

    Low: -10 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 20. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 20 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of snow after 11pm.  Mostly cloudy, with a low around 1. South southwest wind 5 to 7 mph, with gusts as high as 18 mph.  New snow accumulation of less than a half inch possible.

    Low: 1 °F

    Chance Snow

  • Friday

    Friday: Snow likely, mainly after 11am.  Mostly cloudy, with a high near 22. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 22 °F

    Snow Likely

Detailed Forecast

Tonight
Partly cloudy, with a low around -28. Wind chill values as low as -40. South wind around 6 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 13. Wind chill values as low as -30. South southwest wind 5 to 10 mph, with gusts as high as 24 mph.
Tuesday Night
A 20 percent chance of snow after 11pm. Partly cloudy, with a low around -7. Southwest wind around 6 mph becoming calm in the evening.
Wednesday
Partly sunny, with a high near 20. Wind chill values as low as -5. Calm wind becoming west northwest around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around -10. Calm wind.
Thursday
Mostly sunny, with a high near 20. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Thursday Night
A 30 percent chance of snow after 11pm. Mostly cloudy, with a low around 1. South southwest wind 5 to 7 mph, with gusts as high as 18 mph. New snow accumulation of less than a half inch possible.
Friday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 22. Calm wind becoming west southwest around 5 mph in the afternoon.
Friday Night
A chance of snow. Mostly cloudy, with a low around -3.
Saturday
A chance of snow, mainly before 11am. Partly sunny, with a high near 15.
Saturday Night
Partly cloudy, with a low around -12.
Sunday
Mostly sunny, with a high near 21.
Sunday Night
Mostly clear, with a low around -5.
Monday
Mostly sunny, with a high near 27.
Click Map For Forecast

ABOUT THIS FORECAST

 
Point Forecast:
West Yellowstone MT
 44.67°N 111.12°W (Elev. 6683 ft)
8:21 pm MST Jan 20, 2025
11pm MST Jan 20, 2025-6pm MST Jan 27, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database