Excessive Rainfall and Significant Flooding in the Upper Midwest This Weekend

Heavy to excessive rainfall is expected over the weekend across eastern Iowa, northern Missouri, northwest Illinois and southern Wisconsin. Numerous flash floods, some with significant impacts, are expected in these areas. Heaviest rainfall will occur overnight Saturday and Sunday, so be sure to have multiple ways to receive warnings. Read More >

Current conditions at

HEBGEN LAKE (HBRM8)

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

NA

60°F

16°C

Humidity 28%
Wind Speed WNW 1 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 08 Aug 08:39 PM MDT
Extended Forecast for

West Yellowstone MT

  • Tonight

    Tonight: Mostly clear, with a low around 30. West northwest wind 5 to 10 mph becoming light and variable  in the evening. Winds could gust as high as 18 mph.

    Low: 30 °F

    Mostly Clear

  • Saturday

    Saturday: Areas of fog before 8am.  Otherwise, partly sunny, with a high near 72. Calm wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 72 °F

    Areas Fog
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 32. Northwest wind 5 to 9 mph becoming calm  in the evening.

    Low: 32 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 78. Calm wind becoming west northwest 5 to 7 mph in the afternoon.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 36. Northwest wind 5 to 8 mph becoming calm  after midnight.

    Low: 36 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 83. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 83 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 38. West wind 5 to 8 mph becoming calm  in the evening.

    Low: 38 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 83. Light and variable wind becoming west southwest 8 to 13 mph in the afternoon. Winds could gust as high as 23 mph.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 30. West northwest wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 18 mph.
Saturday
Areas of fog before 8am. Otherwise, partly sunny, with a high near 72. Calm wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 32. Northwest wind 5 to 9 mph becoming calm in the evening.
Sunday
Sunny, with a high near 78. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 36. Northwest wind 5 to 8 mph becoming calm after midnight.
Monday
Sunny, with a high near 83. Calm wind becoming west 5 to 7 mph in the afternoon.
Monday Night
Mostly clear, with a low around 38. West wind 5 to 8 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 83. Light and variable wind becoming west southwest 8 to 13 mph in the afternoon. Winds could gust as high as 23 mph.
Tuesday Night
Partly cloudy, with a low around 39.
Wednesday
Sunny, with a high near 84.
Wednesday Night
Partly cloudy, with a low around 41.
Thursday
A slight chance of showers and thunderstorms. Sunny, with a high near 83.
Thursday Night
Partly cloudy, with a low around 38.
Friday
Sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
West Yellowstone MT
 44.67°N 111.09°W (Elev. 6686 ft)
6:31 pm MDT Aug 8, 2025
8pm MDT Aug 8, 2025-6pm MDT Aug 15, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database