Fire Weather Conditions Persist in the Southern Plains; Heavy Rain and Mountain Snow in the Pacific Northwest

A Pacific system will continue to bring moderate to heavy low elevation rain from northern California to western Washington, and heavy snow to the Cascades and Intermountain West over the next several days. Elevated to critical fire weather conditions will persist across the southern Rockies and Southern Plains through Wednesday as gusty winds and dry conditions continue across the region. Read More >

Current conditions at

Lewistown, Lewistown Municipal Airport (KLWT)

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

Overcast

34°F

1°C

Humidity 74%
Wind Speed W 4 MPH
Barometer 29.55 in (1000.68 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 25 Feb 02:35 AM MST
Extended Forecast for

Lewistown Municipal MT

  • Overnight

    Overnight: A 50 percent chance of snow.  Mostly cloudy, with a low around 27. West wind 9 to 11 mph, with gusts as high as 21 mph.  Total nighttime snow accumulation of less than a half inch possible.

    Low: 27 °F

    Chance Snow

  • Wednesday

    Wednesday: Partly sunny, then gradually becoming sunny, with a high near 45. Breezy, with a west wind 15 to 20 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 38 mph.

    High: 45 °F

    Becoming
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 28. West wind 18 to 20 mph, with gusts as high as 33 mph.

    Low: 28 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 49. Breezy, with a west wind 20 to 29 mph, with gusts as high as 43 mph.

    High: 49 °F

    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 32. Breezy, with a west wind 22 to 24 mph, with gusts as high as 38 mph.

    Low: 32 °F

    Partly Cloudy
    and Breezy

  • Friday

    Friday: A 40 percent chance of snow after 11am.  Partly sunny, with a high near 45. Northwest wind 15 to 20 mph, with gusts as high as 33 mph.  New snow accumulation of less than a half inch possible.

    High: 45 °F

    Chance Snow

  • Friday Night

    Friday Night: Snow likely.  Mostly cloudy, with a low around 16. North northwest wind 9 to 13 mph becoming east northeast after midnight. Winds could gust as high as 21 mph.  Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 16 °F

    Snow Likely

  • Saturday

    Saturday: Snow likely, mainly before 11am.  Mostly cloudy, with a high near 33. East wind around 7 mph.

    High: 33 °F

    Snow Likely

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 15.

    Low: 15 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 50 percent chance of snow. Mostly cloudy, with a low around 27. West wind 9 to 11 mph, with gusts as high as 21 mph. Total nighttime snow accumulation of less than a half inch possible.
Wednesday
Partly sunny, then gradually becoming sunny, with a high near 45. Breezy, with a west wind 15 to 20 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 38 mph.
Wednesday Night
Mostly clear, with a low around 28. West wind 18 to 20 mph, with gusts as high as 33 mph.
Thursday
Mostly sunny, with a high near 49. Breezy, with a west wind 20 to 29 mph, with gusts as high as 43 mph.
Thursday Night
Partly cloudy, with a low around 32. Breezy, with a west wind 22 to 24 mph, with gusts as high as 38 mph.
Friday
A 40 percent chance of snow after 11am. Partly sunny, with a high near 45. Northwest wind 15 to 20 mph, with gusts as high as 33 mph. New snow accumulation of less than a half inch possible.
Friday Night
Snow likely. Mostly cloudy, with a low around 16. North northwest wind 9 to 13 mph becoming east northeast after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Saturday
Snow likely, mainly before 11am. Mostly cloudy, with a high near 33. East wind around 7 mph.
Saturday Night
Mostly cloudy, with a low around 15.
Sunday
Mostly sunny, with a high near 41.
Sunday Night
Mostly clear, with a low around 23.
Monday
Sunny, with a high near 52.
Monday Night
Mostly clear, with a low around 27.
Tuesday
Sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
Lewistown Municipal MT
 47.04°N 109.45°W (Elev. 4111 ft)
12:06 am MST Feb 25, 2026
2am MST Feb 25, 2026-6pm MST Mar 3, 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