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PNS25-72: Soliciting Comments through December 19, 2025 on the Discontinuation of the Max/Min Temperature and Precipitation Table Product (RTP) for all NWS Alaska Region, Eastern Region, and Western Region Offices.

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Hazardous Weather Conditions

Current conditions at

HEBGEN LAKE (HBRM8)

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

NA

21°F

-6°C

Humidity 92%
Wind Speed WSW 1 MPH
Barometer NA
Dewpoint 19°F (-7°C)
Visibility NA
Last update 05 Dec 12:39 AM MST
Extended Forecast for

West Yellowstone MT

Winter Storm Warning December 5, 01:43am until December 6, 02:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning December 5, 01:43am until December 6, 02:00pm

    NOW until 2:00pm Sat

    Winter Storm Warning

  • Overnight

    Low: 13 °F

    Snow Likely

  • Friday

    Friday: Snow, mainly after 2pm. High near 30. Light south southwest wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    High: 30 °F

    Chance Snow
    then Snow

  • Friday Night

    Friday Night: Snow. Low around 17. Southwest wind 9 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    Low: 17 °F

    Snow then
    Snow Likely

  • Saturday

    Saturday: Snow. High near 33. West southwest wind 6 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 33 °F

    Snow

  • Saturday Night

    Saturday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 12. Southwest wind 3 to 8 mph. Winds could gust as high as 18 mph. New snow accumulation of less than a half inch possible.

    Low: 12 °F

    Chance Snow

  • Sunday

    Sunday: A 50 percent chance of snow. Mostly cloudy, with a high near 30. Light southwest wind increasing to 8 to 13 mph in the afternoon. Winds could gust as high as 23 mph. New snow accumulation of less than a half inch possible.

    High: 30 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Snow likely, mainly before 11pm. Mostly cloudy, with a low around 17. Southwest wind 6 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 17 °F

    Snow Likely

  • Monday

    Monday: A chance of snow. Mostly cloudy, with a high near 33. Southwest wind 5 to 10 mph, with gusts as high as 21 mph.

    High: 33 °F

    Chance Snow

Detailed Forecast

Overnight
Snow likely, mainly after 5am. Cloudy, with a low around 13. Southwest wind around 5 mph becoming calm. Chance of precipitation is 60%. Total nighttime snow accumulation of 1 to 2 inches possible.
Friday
Snow, mainly after 2pm. High near 30. Light south southwest wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Friday Night
Snow. Low around 17. Southwest wind 9 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Saturday
Snow. High near 33. West southwest wind 6 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Saturday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 12. Southwest wind 3 to 8 mph. Winds could gust as high as 18 mph. New snow accumulation of less than a half inch possible.
Sunday
A 50 percent chance of snow. Mostly cloudy, with a high near 30. Light southwest wind increasing to 8 to 13 mph in the afternoon. Winds could gust as high as 23 mph. New snow accumulation of less than a half inch possible.
Sunday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 17. Southwest wind 6 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Monday
A chance of snow. Mostly cloudy, with a high near 33. Southwest wind 5 to 10 mph, with gusts as high as 21 mph.
Monday Night
A chance of snow, mainly after 11pm. Mostly cloudy, with a low around 21.
Tuesday
Snow likely. Mostly cloudy, with a high near 37.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 22.
Wednesday
Snow likely. Mostly cloudy, with a high near 39.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 21.
Thursday
A chance of snow. Mostly cloudy, with a high near 37.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
West Yellowstone MT
 44.67°N 111.09°W (Elev. 6686 ft)
Last Update:
9:17 pm MST Dec 4, 2025
Forecast Valid:
1am MST Dec 5, 2025-6pm MST Dec 11, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation