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

Tracking Atmospheric River for the West Coast; Space Weather Storming Continues

An atmospheric river will bring threats of gusty to high winds and heavy rainfall to California mainly Thursday into Saturday which may bring areas of flooding and wind damage. Heavy snow will be possible over the Sierra Nevada mountains Thursday into Friday associated with the atmospheric river. Minor to severe geomagnetic storming (space weather) is expected to continue into early Thursday. Read More >

Current conditions at

HEBGEN LAKE (HBRM8)

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

NA

34°F

1°C

Humidity 75%
Wind Speed ESE 0 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 12 Nov 07:39 PM MST
Extended Forecast for

West Yellowstone MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 25. Light and variable wind.

    Low: 25 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 53. Light and variable wind becoming south southwest 10 to 15 mph in the morning. Winds could gust as high as 26 mph.

    High: 53 °F

    Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of rain after 11pm. Increasing clouds, with a low around 30. South southwest wind 13 to 15 mph, with gusts as high as 31 mph.

    Low: 30 °F

    Chance Rain

  • Friday

    Friday: Rain likely before 11am, then rain likely, possibly mixed with snow. Mostly cloudy, with a high near 46. Breezy, with a south southwest wind 11 to 16 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 46 °F

    Rain/Snow
    Likely and
    Breezy

  • Friday Night

    Friday Night: A chance of rain and snow before 5am, then a slight chance of snow. Mostly cloudy, with a low around 25. Southwest wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 25 °F

    Chance
    Rain/Snow

  • Saturday

    Saturday: A slight chance of snow, mixing with rain after 8am, then gradually ending. Partly sunny, with a high near 44. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 44 °F

    Slight Chance
    Rain/Snow
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 23. Southwest wind around 6 mph becoming calm in the evening.

    Low: 23 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of rain and snow, mainly after 11am. Mostly cloudy, with a high near 46. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 46 °F

    Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: A chance of rain and snow. Mostly cloudy, with a low around 25.

    Low: 25 °F

    Chance
    Rain/Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around 25. Light and variable wind.
Thursday
Sunny, with a high near 53. Light and variable wind becoming south southwest 10 to 15 mph in the morning. Winds could gust as high as 26 mph.
Thursday Night
A 30 percent chance of rain after 11pm. Increasing clouds, with a low around 30. South southwest wind 13 to 15 mph, with gusts as high as 31 mph.
Friday
Rain likely before 11am, then rain likely, possibly mixed with snow. Mostly cloudy, with a high near 46. Breezy, with a south southwest wind 11 to 16 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Friday Night
A chance of rain and snow before 5am, then a slight chance of snow. Mostly cloudy, with a low around 25. Southwest wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Saturday
A slight chance of snow, mixing with rain after 8am, then gradually ending. Partly sunny, with a high near 44. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 23. Southwest wind around 6 mph becoming calm in the evening.
Sunday
A chance of rain and snow, mainly after 11am. Mostly cloudy, with a high near 46. Calm wind becoming south southwest around 5 mph in the afternoon.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 25.
Monday
Rain and snow likely, becoming all snow after 2pm. Mostly cloudy, with a high near 40.
Monday Night
Snow likely. Mostly cloudy, with a low around 21.
Tuesday
A chance of snow. Mostly cloudy, with a high near 36.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 14.
Wednesday
A chance of snow. Mostly cloudy, with a high near 34.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
West Yellowstone MT
 44.67°N 111.09°W (Elev. 6686 ft)
Last Update:
3:20 pm MST Nov 12, 2025
Forecast Valid:
8pm MST Nov 12, 2025-6pm MST Nov 19, 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