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

41°F

5°C

Humidity 44%
Wind Speed SW 14 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 04 Mar 06:00 AM MST
Extended Forecast for

Lewistown MT

  • Today

    Today: Partly sunny, with a high near 57. South southwest wind around 6 mph.

    High: 57 °F

    Partly Sunny

  • Tonight

    Tonight: A slight chance of rain before 11pm, then a chance of rain and snow between 11pm and 2am, then rain likely after 2am.  Mostly cloudy, with a low around 32. Light and variable wind becoming west 5 to 8 mph after midnight.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 32 °F

    Rain/Snow
    Likely

  • Thursday

    Thursday: Snow likely, possibly mixed with rain.  Mostly cloudy, with a high near 42. West northwest wind 10 to 15 mph, with gusts as high as 28 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 42 °F

    Rain/Snow
    Likely

  • Thursday Night

    Thursday Night: A chance of rain and snow before 8pm, then a chance of snow.  Mostly cloudy, with a low around 25. West northwest wind 6 to 13 mph, with gusts as high as 23 mph.  Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Friday

    Friday: A 20 percent chance of snow.  Partly sunny, with a high near 43. West wind 6 to 10 mph, with gusts as high as 21 mph.

    High: 43 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 26. West northwest wind 7 to 10 mph becoming southwest after midnight. Winds could gust as high as 20 mph.

    Low: 26 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 54. West wind 11 to 21 mph, with gusts as high as 33 mph.

    High: 54 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 36. West wind 16 to 21 mph, with gusts as high as 32 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. South southwest wind around 6 mph.
Tonight
A slight chance of rain before 11pm, then a chance of rain and snow between 11pm and 2am, then rain likely after 2am. Mostly cloudy, with a low around 32. Light and variable wind becoming west 5 to 8 mph after midnight. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday
Snow likely, possibly mixed with rain. Mostly cloudy, with a high near 42. West northwest wind 10 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday Night
A chance of rain and snow before 8pm, then a chance of snow. Mostly cloudy, with a low around 25. West northwest wind 6 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Friday
A 20 percent chance of snow. Partly sunny, with a high near 43. West wind 6 to 10 mph, with gusts as high as 21 mph.
Friday Night
Partly cloudy, with a low around 26. West northwest wind 7 to 10 mph becoming southwest after midnight. Winds could gust as high as 20 mph.
Saturday
Partly sunny, with a high near 54. West wind 11 to 21 mph, with gusts as high as 33 mph.
Saturday Night
Mostly cloudy, with a low around 36. West wind 16 to 21 mph, with gusts as high as 32 mph.
Sunday
Partly sunny, with a high near 59. Breezy.
Sunday Night
A slight chance of rain after 11pm. Mostly cloudy, with a low around 35. Breezy.
Monday
A chance of rain and snow. Mostly cloudy, with a high near 49. Breezy.
Monday Night
A chance of rain and 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 MT
 47.07°N 109.43°W (Elev. 3898 ft)
3:47 am MST Mar 4, 2026
6am MST Mar 4, 2026-6pm MDT Mar 10, 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