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

Lewistown Divide MT-200 MP 90.3 (MTLEW)

Lat: 47.07579°NLon: 109.26247°WElev: 4723.0ft.

NA

31°F

-1°C

Humidity 87%
Wind Speed NW 3 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Last update 13 Oct 09:45 PM MDT
Extended Forecast for

Lewistown MTSimilar City Names

  • Tonight

    Tonight: Partly cloudy, with a low around 21. Light south southeast wind.

    Low: 21 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 58. South southeast wind around 5 mph becoming calm  in the morning.

    High: 58 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 32. West wind around 5 mph becoming calm  after midnight.

    Low: 32 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy through mid morning, then gradual clearing, with a high near 56. Light southwest wind.

    High: 56 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 35. Light east southeast wind becoming south 6 to 11 mph in the evening.

    Low: 35 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 71. South wind 8 to 13 mph, with gusts as high as 18 mph.

    High: 71 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 44. South southwest wind 8 to 13 mph, with gusts as high as 18 mph.

    Low: 44 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 73. South southwest wind 9 to 14 mph, with gusts as high as 24 mph.

    High: 73 °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 21. Light south southeast wind.
Wednesday
Sunny, with a high near 58. South southeast wind around 5 mph becoming calm in the morning.
Wednesday Night
Mostly cloudy, with a low around 32. West wind around 5 mph becoming calm after midnight.
Thursday
Mostly cloudy through mid morning, then gradual clearing, with a high near 56. Light southwest wind.
Thursday Night
Mostly clear, with a low around 35. Light east southeast wind becoming south 6 to 11 mph in the evening.
Friday
Sunny, with a high near 71. South wind 8 to 13 mph, with gusts as high as 18 mph.
Friday Night
Mostly clear, with a low around 44. South southwest wind 8 to 13 mph, with gusts as high as 18 mph.
Saturday
Mostly sunny, with a high near 73. South southwest wind 9 to 14 mph, with gusts as high as 24 mph.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Sunny, with a high near 63.
Sunday Night
Mostly clear, with a low around 40.
Monday
Mostly sunny, with a high near 70.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 40.
Tuesday
A chance of rain. Partly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
Lewistown MTSimilar City Names
 47.07°N 109.43°W (Elev. 3898 ft)
7:52 pm MDT Oct 13, 2026
10pm MDT Oct 13, 2026-6pm MDT Oct 20, 2026
 
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