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

Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Current conditions at

Bearmouth I-90 MP 145.8 (MTBRM)

Lat: 46.71854°NLon: 113.29534°WElev: 3901.0ft.

NA

62°F

17°C

Humidity 22%
Wind Speed SW 5 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility NA
Last update 18 Apr 05:00 PM MDT
Extended Forecast for

8 Miles SE Clinton MT

  • Tonight

    Tonight: Mostly clear, with a low around 31. West wind around 6 mph becoming calm in the evening.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 62. Calm wind becoming west around 5 mph in the afternoon.

    High: 62 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 40. West wind around 5 mph becoming calm in the evening.

    Low: 40 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 68. South wind around 5 mph becoming calm.

    High: 68 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 44. West wind around 6 mph becoming light and variable.

    Low: 44 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: A chance of rain, then showers and possibly a thunderstorm after noon. Mostly cloudy, with a high near 56.

    High: 56 °F

    Showers

  • Wednesday Night

    Wednesday Night: Rain before 9pm, then rain and snow. Cloudy, with a low around 33.

    Low: 33 °F

    Rain/Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 31. West wind around 6 mph becoming calm in the evening.
Sunday
Sunny, with a high near 62. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 40. West wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 68. South wind around 5 mph becoming calm.
Monday Night
Partly cloudy, with a low around 44. West wind around 6 mph becoming light and variable.
Tuesday
Mostly sunny, with a high near 74.
Tuesday Night
A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 43.
Wednesday
A chance of rain, then showers and possibly a thunderstorm after noon. Mostly cloudy, with a high near 56.
Wednesday Night
Rain before 9pm, then rain and snow. Cloudy, with a low around 33.
Thursday
Snow likely, mainly before noon. Mostly cloudy, with a high near 42.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 25.
Friday
A slight chance of snow. Partly sunny, with a high near 45.
Friday Night
Mostly cloudy, with a low around 26.
Saturday
A slight chance of snow. Mostly sunny, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SE Clinton MT
 46.67°N 113.61°W (Elev. 6001 ft)
Last Update:
2:01 pm MDT Apr 18, 2026
Forecast Valid:
5pm MDT Apr 18, 2026-6pm MDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation