Winter Returns Across the Northern Tier; Record Warmth for the Southwest

A large high pressure system will usher in cold air for this first day of March across the northern Plains, Great Lakes, Northeast and mid-Atlantic. Some wintry precipitation may evolve across the mid-Mississippi Valley, Ohio Valley and mid-Atlantic through Monday. Meanwhile, record warmth will spread across the Southwest, southern Plains through early this week. Read More >

Current conditions at

Lewistown, Lewistown Municipal Airport (KLWT)

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

Clear

30°F

-1°C

Humidity 71%
Wind Speed ESE 4 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 01 Mar 08:54 AM MST
Extended Forecast for

Lewistown Municipal MT

  • Today

    Today: Sunny, with a high near 51. South wind around 6 mph becoming west in the afternoon.

    High: 51 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 29. South southeast wind around 7 mph.

    Low: 29 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 52. Southwest wind around 5 mph becoming north northwest in the afternoon.

    High: 52 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 29. Southwest wind around 7 mph.

    Low: 29 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 58. Southwest wind 7 to 10 mph.

    High: 58 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 35. Southwest wind 8 to 10 mph, with gusts as high as 18 mph.

    Low: 35 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of rain after 11am.  Mostly cloudy, with a high near 55. Southwest wind around 11 mph, with gusts as high as 22 mph.

    High: 55 °F

    Slight Chance
    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 11pm.  Cloudy, with a low around 30. West wind around 9 mph.

    Low: 30 °F

    Rain Likely

  • Thursday

    Thursday: A slight chance of snow.  Mostly cloudy, with a high near 46.

    High: 46 °F

    Slight Chance
    Snow

Detailed Forecast

Today
Sunny, with a high near 51. South wind around 6 mph becoming west in the afternoon.
Tonight
Mostly clear, with a low around 29. South southeast wind around 7 mph.
Monday
Sunny, with a high near 52. Southwest wind around 5 mph becoming north northwest in the afternoon.
Monday Night
Mostly clear, with a low around 29. Southwest wind around 7 mph.
Tuesday
Mostly sunny, with a high near 58. Southwest wind 7 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 35. Southwest wind 8 to 10 mph, with gusts as high as 18 mph.
Wednesday
A 20 percent chance of rain after 11am. Mostly cloudy, with a high near 55. Southwest wind around 11 mph, with gusts as high as 22 mph.
Wednesday Night
Rain likely, mainly before 11pm. Cloudy, with a low around 30. West wind around 9 mph.
Thursday
A slight chance of snow. Mostly cloudy, with a high near 46.
Thursday Night
Mostly cloudy, with a low around 26.
Friday
A slight chance of snow. Mostly sunny, with a high near 45.
Friday Night
A slight chance of snow. Partly cloudy, with a low around 24.
Saturday
A slight chance of rain and snow. Partly sunny, with a high near 45. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Lewistown Municipal MT
 47.04°N 109.45°W (Elev. 4111 ft)
6:52 am MST Mar 1, 2026
9am MST Mar 1, 2026-6pm MST Mar 7, 2026
 
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Additional Resources

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