Heavy to Excessive Rains in The Four Corners Region and Midwest; Heat Persists in the South-Central U.S.

Repeated rounds of showers and thunderstorms could bring a flash flooding threat across the Four Corners region and from the mid-Mississippi Valley into the lower Great Lakes. Hot temperatures and high humidity will continue to challenge daily records from the Southern Plains to the lower Mississippi Valley. Read More >

Current conditions at

Bearmouth I-90 MP 145.8 (MTBRM)

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

NA

74°F

23°C

Humidity 34%
Wind Speed ENE 0 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Last update 16 Sep 02:45 PM MDT
Extended Forecast for

Clinton MT

  • Tonight

    Tonight: Mostly clear, with a low around 46. East northeast wind 5 to 7 mph becoming calm  in the evening.

    Low: 46 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 82. Calm wind becoming southeast around 5 mph.

    High: 82 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Rain and thunderstorms likely before 10pm, then a chance of rain between 10pm and 11pm.  Mostly cloudy, with a low around 51. South southeast wind 5 to 8 mph becoming calm  after midnight.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Rain Likely
    then Partly
    Cloudy

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 75. Calm wind becoming northwest 5 to 8 mph in the afternoon.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 9pm, then rain after 9pm.  Low around 50. Calm wind.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 50 °F

    Showers

  • Saturday

    Saturday: Rain likely before noon, then a chance of showers and thunderstorms after noon.  Partly sunny, with a high near 73. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 48.

    Low: 48 °F

    Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 46. East northeast wind 5 to 7 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 82. Calm wind becoming southeast around 5 mph.
Thursday Night
Rain and thunderstorms likely before 10pm, then a chance of rain between 10pm and 11pm. Mostly cloudy, with a low around 51. South southeast wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 75. Calm wind becoming northwest 5 to 8 mph in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and possibly a thunderstorm before 9pm, then rain after 9pm. Low around 50. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Rain likely before noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 73. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Mostly clear, with a low around 48.
Sunday
Sunny, with a high near 78.
Sunday Night
Clear, with a low around 48.
Monday
Sunny, with a high near 79.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Mostly clear, with a low around 47.
Wednesday
Sunny, with a high near 77.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Clinton MT
 46.77°N 113.73°W (Elev. 3766 ft)
2:01 pm MDT Sep 16, 2026
3pm MDT Sep 16, 2026-6pm MDT Sep 23, 2026
 
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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