Marine and Coastal Impacts from Imelda; Unsettled Weather in the West

Swells and high surf from both Imelda and Humberto are expected to bring dangerous marine conditions and rip currents to much of the East Coast over the next several days. A series of Pacific frontal systems will bring waves of showers and thunderstorms to portions of northern California and the Pacific Northwest through midweek. Read More >

Current conditions at

Bearmouth I-90 MP 145.8 (MTBRM)

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

NA

53°F

12°C

Humidity 96%
Wind Speed SE 0 MPH
Barometer NA
Dewpoint 52°F (11°C)
Visibility NA
Last update 30 Sep 12:45 AM MDT
Extended Forecast for

Clinton MT

  • Overnight

    Overnight: Rain, mainly after 3am.  Low around 51. Calm wind.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 51 °F

    Rain

  • Tuesday

    Tuesday: Rain and thunderstorms likely before 3pm, then a chance of showers and thunderstorms, mainly after 4pm.  Cloudy, then gradually becoming mostly sunny, with a high near 73. Calm wind becoming southwest around 6 mph in the afternoon.  Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Rain Likely
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 9pm, then a chance of rain after 9pm.  Mostly cloudy, with a low around 47. South southwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 30%.

    Low: 47 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 40 percent chance of rain, mainly before noon.  Partly sunny, with a high near 70. Calm wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 70 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after midnight.  Mostly cloudy, with a low around 45. West wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 60%.

    Low: 45 °F

    Rain Likely

  • Thursday

    Thursday: A chance of rain before noon, then a chance of showers and thunderstorms after noon.  Mostly cloudy, with a high near 65. Chance of precipitation is 50%.

    High: 65 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of rain.  Mostly cloudy, with a low around 40.

    Low: 40 °F

    Slight Chance
    Rain

  • Friday

    Friday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

  • Friday Night

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

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Overnight
Rain, mainly after 3am. Low around 51. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain and thunderstorms likely before 3pm, then a chance of showers and thunderstorms, mainly after 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 73. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of showers and thunderstorms before 9pm, then a chance of rain after 9pm. Mostly cloudy, with a low around 47. South southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Wednesday
A 40 percent chance of rain, mainly before noon. Partly sunny, with a high near 70. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Wednesday Night
Rain likely, mainly after midnight. Mostly cloudy, with a low around 45. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%.
Thursday
A chance of rain before noon, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 65. Chance of precipitation is 50%.
Thursday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 40.
Friday
Mostly sunny, with a high near 64.
Friday Night
Partly cloudy, with a low around 39.
Saturday
A slight chance of rain. Partly sunny, with a high near 62.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 38.
Sunday
A chance of rain. Partly sunny, with a high near 57.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 33.
Monday
A slight chance of rain. Mostly sunny, with a high near 58.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Clinton MT
 46.77°N 113.73°W (Elev. 3493 ft)
2:41 pm MDT Sep 29, 2025
1am MDT Sep 30, 2025-6pm MDT Oct 6, 2025
 
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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