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

HEBGEN LAKE (HBRM8)

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

NA

28°F

-2°C

Humidity 91%
Wind Speed SSW 0 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Last update 20 Oct 02:39 AM MDT
Extended Forecast for

West Yellowstone MT

  • Overnight

    Overnight: Mostly cloudy, with a low around 26. Calm wind.

    Low: 26 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 59. Light and variable wind.

    High: 59 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 26. Calm wind.

    Low: 26 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 60. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 60 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 28. Calm wind.

    Low: 28 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 61. Calm wind becoming south southwest 5 to 7 mph in the afternoon.

    High: 61 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then rain after midnight. Low around 30. Calm wind. Chance of precipitation is 90%.

    Low: 30 °F

    Chance
    Showers then
    Rain

  • Friday

    Friday: Rain before 3pm, then rain, possibly mixed with snow. Cloudy, with a high near 44. Light south southwest wind becoming southwest 9 to 14 mph in the morning. Winds could gust as high as 26 mph.

    High: 44 °F

    Rain then
    Rain/Snow

  • Friday Night

    Friday Night: Rain and snow likely before midnight, then a chance of snow. Mostly cloudy, with a low around 17.

    Low: 17 °F

    Rain/Snow
    Likely then
    Chance Snow

Detailed Forecast

Overnight
Mostly cloudy, with a low around 26. Calm wind.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 59. Light and variable wind.
Tuesday Night
Partly cloudy, with a low around 26. Calm wind.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 60. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 28. Calm wind.
Thursday
Mostly sunny, with a high near 61. Calm wind becoming south southwest 5 to 7 mph in the afternoon.
Thursday Night
A chance of showers and thunderstorms, then rain after midnight. Low around 30. Calm wind. Chance of precipitation is 90%.
Friday
Rain before 3pm, then rain, possibly mixed with snow. Cloudy, with a high near 44. Light south southwest wind becoming southwest 9 to 14 mph in the morning. Winds could gust as high as 26 mph.
Friday Night
Rain and snow likely before midnight, then a chance of snow. Mostly cloudy, with a low around 17.
Saturday
Partly sunny, with a high near 42.
Saturday Night
Partly cloudy, with a low around 15.
Sunday
Mostly sunny, with a high near 49.
Sunday Night
Partly cloudy, with a low around 19.
Monday
Mostly sunny, with a high near 52.
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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:
12:31 am MDT Oct 20, 2026
Forecast Valid:
2am MDT Oct 20, 2026-6pm MDT Oct 26, 2026
 
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