Fire Weather Concerns; Record Warmth Spreads

The Plains to the mid-Mississippi Valley continue with warm and dry conditions. Any fires that initiate could spread quickly. The warm temperatures will expand across the Southern Plains into the Southwest where numerous records are expected through the weekend. Meanwhile, a cold front will move southward across the northern Plains and Great Lakes region where some snow will develop this weekend. Read More >

Current conditions at

Lewistown, Lewistown Municipal Airport (KLWT)

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

Overcast

21°F

-6°C

Humidity 85%
Wind Speed W 16 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill7°F (-14°C)
Last update 28 Feb 07:20 AM MST
Extended Forecast for

Lewistown Municipal MT

  • Today

    Today: Cloudy, then gradually becoming mostly sunny, with a high near 31. Northwest wind 5 to 8 mph becoming east in the afternoon. Winds could gust as high as 18 mph.

    High: 31 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Partly cloudy, with a low around 19. East wind 5 to 9 mph.

    Low: 19 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 52. Light and variable wind.

    High: 52 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 27. East southeast wind 5 to 7 mph becoming south southwest after midnight.

    Low: 27 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 53. Southwest wind around 6 mph becoming northwest in the afternoon.

    High: 53 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 27. Northwest wind around 6 mph becoming southwest after midnight.

    Low: 27 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 57. Southwest wind 7 to 10 mph, with gusts as high as 18 mph.

    High: 57 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 35. South southwest wind 9 to 11 mph, with gusts as high as 20 mph.

    Low: 35 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain after 11am.  Mostly cloudy, with a high near 54.

    High: 54 °F

    Slight Chance
    Rain

Detailed Forecast

Today
Cloudy, then gradually becoming mostly sunny, with a high near 31. Northwest wind 5 to 8 mph becoming east in the afternoon. Winds could gust as high as 18 mph.
Tonight
Partly cloudy, with a low around 19. East wind 5 to 9 mph.
Sunday
Mostly sunny, with a high near 52. Light and variable wind.
Sunday Night
Partly cloudy, with a low around 27. East southeast wind 5 to 7 mph becoming south southwest after midnight.
Monday
Mostly sunny, with a high near 53. Southwest wind around 6 mph becoming northwest in the afternoon.
Monday Night
Mostly clear, with a low around 27. Northwest wind around 6 mph becoming southwest after midnight.
Tuesday
Mostly sunny, with a high near 57. Southwest wind 7 to 10 mph, with gusts as high as 18 mph.
Tuesday Night
Mostly cloudy, with a low around 35. South southwest wind 9 to 11 mph, with gusts as high as 20 mph.
Wednesday
A slight chance of rain after 11am. Mostly cloudy, with a high near 54.
Wednesday Night
A chance of rain before 11pm, then a chance of rain and snow. Mostly cloudy, with a low around 28.
Thursday
A chance of snow. Mostly cloudy, with a high near 44.
Thursday Night
Partly cloudy, with a low around 25.
Friday
Mostly sunny, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
Lewistown Municipal MT
 47.04°N 109.45°W (Elev. 4111 ft)
5:02 am MST Feb 28, 2026
7am MST Feb 28, 2026-6pm MST Mar 6, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database