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

Marginal Risks of Severe Storms on the Central Plains; Flash flooding on the Northern Plains; Frost & Freeze Warnings in portions of the West & Northeast

A storm system developing across the Plains may cause locally severe weather in western Kansas and southwestern Nebraska today, with isolated flash flooding possible in portions of eastern Montana and western North Dakota. Frost and Freeze Warnings are in effect for portions of the central Rockies and central Appalachians tonight into Friday morning. Read More >

Current conditions at

HEBGEN LAKE (HBRM8)

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

NA

37°F

3°C

Humidity 100%
Wind Speed WSW 0 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Last update 16 Oct 06:39 AM MDT
Extended Forecast for

West Yellowstone MT

  • Today

    Today: Rain and snow likely, becoming all rain after 11am. Patchy fog before noon. Otherwise, cloudy, with a high near 46. Calm wind becoming northwest 5 to 7 mph in the afternoon. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 46 °F

    Rain/Snow
    Likely and
    Patchy Fog
    then Rain
    Likely

  • Tonight

    Tonight: A slight chance of rain, mixing with snow after 9pm, then gradually ending. Increasing clouds, with a low around 21. Light west southwest wind becoming southwest 5 to 10 mph in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

    Low: 21 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Friday

    Friday: Cloudy, then gradually becoming mostly sunny, with a high near 46. Southwest wind 5 to 14 mph, with gusts as high as 25 mph.

    High: 46 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: A chance of rain before 9pm, then a chance of rain and snow between 9pm and 3am, then a chance of snow after 3am. Mostly cloudy, with a low around 18. Southwest wind 5 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 18 °F

    Chance
    Rain/Snow

  • Saturday

    Saturday: Mostly sunny, with a high near 47. Light west wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 47 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 21. South southwest wind 9 to 11 mph, with gusts as high as 21 mph.

    Low: 21 °F

    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of rain after noon. Mostly sunny, with a high near 53. Breezy, with a south wind 6 to 11 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 34 mph.

    High: 53 °F

    Mostly Sunny
    then Chance
    Rain and
    Breezy

  • Sunday Night

    Sunday Night: Rain before midnight, then rain and snow. Mostly cloudy, with a low around 19. Southwest wind 6 to 16 mph, with gusts as high as 31 mph.

    Low: 19 °F

    Rain then
    Rain/Snow

  • Monday

    Monday: Snow likely, mainly before noon. Mostly cloudy, with a high near 41.

    High: 41 °F

    Snow Likely

Detailed Forecast

Today
Rain and snow likely, becoming all rain after 11am. Patchy fog before noon. Otherwise, cloudy, with a high near 46. Calm wind becoming northwest 5 to 7 mph in the afternoon. Chance of precipitation is 70%. Little or no snow accumulation expected.
Tonight
A slight chance of rain, mixing with snow after 9pm, then gradually ending. Increasing clouds, with a low around 21. Light west southwest wind becoming southwest 5 to 10 mph in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Friday
Cloudy, then gradually becoming mostly sunny, with a high near 46. Southwest wind 5 to 14 mph, with gusts as high as 25 mph.
Friday Night
A chance of rain before 9pm, then a chance of rain and snow between 9pm and 3am, then a chance of snow after 3am. Mostly cloudy, with a low around 18. Southwest wind 5 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Saturday
Mostly sunny, with a high near 47. Light west wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Mostly clear, with a low around 21. South southwest wind 9 to 11 mph, with gusts as high as 21 mph.
Sunday
A 30 percent chance of rain after noon. Mostly sunny, with a high near 53. Breezy, with a south wind 6 to 11 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 34 mph.
Sunday Night
Rain before midnight, then rain and snow. Mostly cloudy, with a low around 19. Southwest wind 6 to 16 mph, with gusts as high as 31 mph.
Monday
Snow likely, mainly before noon. Mostly cloudy, with a high near 41.
Monday Night
A slight chance of snow before midnight. Partly cloudy, with a low around 12.
Tuesday
Partly sunny, with a high near 40.
Tuesday Night
Partly cloudy, with a low around 15.
Wednesday
Mostly sunny, with a high near 45.
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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:
4:13 am MDT Oct 16, 2025
Forecast Valid:
6am MDT Oct 16, 2025-6pm MDT Oct 22, 2025
 
Forecast Discussion
 
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Additional Resources

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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