Severe Thunderstorms in the Central U.S.; Record Temperatures Likely for Eastern U.S.

Several rounds of severe thunderstorms are forecast from the southern Plains to the Midwest today through Friday. Large hail, damaging wind gusts, and tornadoes are possible. A significant warm-up is expected for much of the southeastern U.S. and parts of the central U.S. into next week. Several daily record high maximum and high minimum temperature records are likely to be broken. Read More >

Current conditions at

Lewistown, Lewistown Municipal Airport (KLWT)

Lat: 47.04917°NLon: 109.46639°WElev: 4167.0ft.

Clear

46°F

8°C

Humidity 42%
Wind Speed N 0 MPH
Barometer 29.84 in (1010.5 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 04 Mar 10:20 AM MST
Extended Forecast for

Lewistown Municipal MT

  • Today

    Today: Partly sunny, with a high near 57. Southwest wind around 7 mph.

    High: 57 °F

    Partly Sunny

  • Tonight

    Tonight: A slight chance of rain before 1am, then a chance of rain after 5am.  Mostly cloudy, with a low around 32. South southeast wind 5 to 8 mph becoming west northwest after midnight.  Chance of precipitation is 30%.

    Low: 32 °F

    Chance Rain

  • Thursday

    Thursday: Rain and snow likely before 11am, then snow.  High near 42. Northwest wind 10 to 16 mph, with gusts as high as 28 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 42 °F

    Rain/Snow
    then Snow
    Likely

  • Thursday Night

    Thursday Night: Snow likely, mainly before 11pm.  Mostly cloudy, with a low around 25. West northwest wind 7 to 14 mph, with gusts as high as 25 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Snow Likely
    then Slight
    Chance Snow

  • Friday

    Friday: A 30 percent chance of snow, mainly after 11am.  Partly sunny, with a high near 43. West northwest wind 6 to 10 mph, with gusts as high as 20 mph.  Little or no snow accumulation expected.

    High: 43 °F

    Chance Snow

  • Friday Night

    Friday Night: Mostly clear, with a low around 26. West northwest wind around 11 mph becoming southwest after midnight. Winds could gust as high as 21 mph.

    Low: 26 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 53. Breezy, with a west wind 14 to 23 mph, with gusts as high as 34 mph.

    High: 53 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 36. West southwest wind 16 to 21 mph, with gusts as high as 33 mph.

    Low: 36 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 59. Breezy.

    High: 59 °F

    Partly Sunny
    and Breezy

Detailed Forecast

Today
Partly sunny, with a high near 57. Southwest wind around 7 mph.
Tonight
A slight chance of rain before 1am, then a chance of rain after 5am. Mostly cloudy, with a low around 32. South southeast wind 5 to 8 mph becoming west northwest after midnight. Chance of precipitation is 30%.
Thursday
Rain and snow likely before 11am, then snow. High near 42. Northwest wind 10 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Thursday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 25. West northwest wind 7 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday
A 30 percent chance of snow, mainly after 11am. Partly sunny, with a high near 43. West northwest wind 6 to 10 mph, with gusts as high as 20 mph. Little or no snow accumulation expected.
Friday Night
Mostly clear, with a low around 26. West northwest wind around 11 mph becoming southwest after midnight. Winds could gust as high as 21 mph.
Saturday
Partly sunny, with a high near 53. Breezy, with a west wind 14 to 23 mph, with gusts as high as 34 mph.
Saturday Night
Mostly cloudy, with a low around 36. West southwest wind 16 to 21 mph, with gusts as high as 33 mph.
Sunday
Partly sunny, with a high near 59. Breezy.
Sunday Night
A chance of rain before 2am, then a chance of rain and snow. Mostly cloudy, with a low around 35. Breezy.
Monday
A chance of rain and snow. Partly sunny, with a high near 49. Breezy.
Monday Night
A chance of snow. Mostly cloudy, with a low around 21.
Tuesday
A chance of snow. Partly sunny, with a high near 35.
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ABOUT THIS FORECAST

 
Point Forecast:
Lewistown Municipal MT
 47.04°N 109.45°W (Elev. 4111 ft)
9:18 am MST Mar 4, 2026
10am MST Mar 4, 2026-6pm MDT Mar 10, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database