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

66°F

19°C

Humidity 41%
Wind Speed S 0 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 13 Jul 11:39 PM MDT
Extended Forecast for

West Yellowstone MT

  • Overnight

    Overnight: Partly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Partly Cloudy

  • Monday

    Monday: A slight chance of showers and thunderstorms before 4pm, then a slight chance of showers and thunderstorms after 5pm. Increasing clouds, with a high near 86. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

    High: 86 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 42. Southwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 20%.

    Low: 42 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm after noon. Increasing clouds, with a high near 79. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 70%.

    High: 79 °F

    Sunny then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 38. North northeast wind 3 to 8 mph. Winds could gust as high as 18 mph. Chance of precipitation is 70%.

    Low: 38 °F

    Showers
    Likely then
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 74. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 30%.

    High: 74 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 37. West wind 5 to 7 mph becoming calm after midnight.

    Low: 37 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 80. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 45. Calm wind.
Monday
A slight chance of showers and thunderstorms before 4pm, then a slight chance of showers and thunderstorms after 5pm. Increasing clouds, with a high near 86. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Monday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 42. Southwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 20%.
Tuesday
Showers likely and possibly a thunderstorm after noon. Increasing clouds, with a high near 79. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 70%.
Tuesday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 38. North northeast wind 3 to 8 mph. Winds could gust as high as 18 mph. Chance of precipitation is 70%.
Wednesday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 74. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 30%.
Wednesday Night
Mostly clear, with a low around 37. West wind 5 to 7 mph becoming calm after midnight.
Thursday
Sunny, with a high near 80. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 21 mph.
Thursday Night
Mostly clear, with a low around 39.
Friday
Sunny, with a high near 82.
Friday Night
Partly cloudy, with a low around 40.
Saturday
Sunny, with a high near 83.
Saturday Night
Partly cloudy, with a low around 41.
Sunday
A slight chance of showers and thunderstorms. Sunny, with a high near 83.
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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:
9:57 pm MDT Jul 13, 2025
Forecast Valid:
12am MDT Jul 14, 2025-6pm MDT Jul 20, 2025
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation