Showers and Thunderstorms from the Southern Plains into the Mid-Mississippi Valley; Record Warmth in the Plains and Midwest

Heavy rain and widely scattered severe storms capable of large hail, damaging winds, and possibly a tornado are expected over portions of the central and southern Plains into the Lower Missouri Valley. Unseasonable warmth will continue for a few more days across the Midwest and Southeast where several daily record highs could fall. Read More >

Current conditions at

Sieben I-15 MP 216 (MTSBN)

Lat: 46.88748267°NLon: 112.1111196°WElev: 4199.0ft.

unknown precip

42°F

6°C

Humidity 74%
Wind Speed SE 9 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Wind Chill37°F (3°C)
Last update 13 Oct 07:00 PM MDT
Extended Forecast for

Marysville MT

  • Tonight

    Tonight: Partly cloudy, with a low around 29. Light west southwest wind increasing to 5 to 10 mph in the evening.

    Low: 29 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 49. West wind 7 to 11 mph, with gusts as high as 22 mph.

    High: 49 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 32. West wind 6 to 10 mph.

    Low: 32 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 51. West northwest wind around 5 mph becoming light and variable.

    High: 51 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 35. Light and variable wind becoming southwest 5 to 9 mph in the evening.

    Low: 35 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 60. Southwest wind 6 to 9 mph.

    High: 60 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 38. Southwest wind 5 to 14 mph, with gusts as high as 18 mph.

    Low: 38 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 62. Southwest wind 11 to 16 mph, with gusts as high as 28 mph.

    High: 62 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 29. Light west southwest wind increasing to 5 to 10 mph in the evening.
Wednesday
Mostly sunny, with a high near 49. West wind 7 to 11 mph, with gusts as high as 22 mph.
Wednesday Night
Partly cloudy, with a low around 32. West wind 6 to 10 mph.
Thursday
Sunny, with a high near 51. West northwest wind around 5 mph becoming light and variable.
Thursday Night
Mostly clear, with a low around 35. Light and variable wind becoming southwest 5 to 9 mph in the evening.
Friday
Sunny, with a high near 60. Southwest wind 6 to 9 mph.
Friday Night
Mostly clear, with a low around 38. Southwest wind 5 to 14 mph, with gusts as high as 18 mph.
Saturday
Mostly sunny, with a high near 62. Southwest wind 11 to 16 mph, with gusts as high as 28 mph.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Sunny, with a high near 56.
Sunday Night
Partly cloudy, with a low around 41.
Monday
Mostly sunny, with a high near 58.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 37.
Tuesday
A chance of rain and snow. Mostly cloudy, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
Marysville MT
 46.75°N 112.29°W (Elev. 5456 ft)
4:26 pm MDT Oct 13, 2026
7pm MDT Oct 13, 2026-6pm MDT Oct 20, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database