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

36°F

2°C

Humidity 64%
Wind Speed WSW 8 MPH
Barometer 29.62 in (1003.05 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 24 Feb 09:15 PM MST
Extended Forecast for

Lewistown Municipal MT

  • Tonight

    Tonight: A 50 percent chance of snow, mainly after 10pm.  Mostly cloudy, with a low around 27. West southwest wind 7 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: Sunny, with a high near 45. Breezy, with a west northwest wind 16 to 21 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 39 mph.

    High: 45 °F

    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 28. Breezy, with a west wind 20 to 23 mph, with gusts as high as 34 mph.

    Low: 28 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 48. Windy, with a west wind 20 to 30 mph, with gusts as high as 41 mph.

    High: 48 °F

    Mostly Sunny
    and Windy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 32. Breezy, with a west wind around 25 mph, with gusts as high as 39 mph.

    Low: 32 °F

    Partly Cloudy
    and Breezy

  • Friday

    Friday: A 40 percent chance of snow, mainly after 11am.  Partly sunny, with a high near 44. Northwest wind 16 to 20 mph, with gusts as high as 33 mph.  New snow accumulation of less than a half inch possible.

    High: 44 °F

    Chance Snow

  • Friday Night

    Friday Night: Snow likely.  Mostly cloudy, with a low around 14. North northwest wind 9 to 13 mph becoming east northeast in the evening. Winds could gust as high as 23 mph.  Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 14 °F

    Snow Likely

  • Saturday

    Saturday: Snow likely, mainly before 11am.  Mostly cloudy, with a high near 31. East northeast wind 6 to 8 mph.

    High: 31 °F

    Snow Likely

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 14.

    Low: 14 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 50 percent chance of snow, mainly after 10pm. Mostly cloudy, with a low around 27. West southwest wind 7 to 11 mph, with gusts as high as 21 mph. Total nighttime snow accumulation of less than a half inch possible.
Wednesday
Sunny, with a high near 45. Breezy, with a west northwest wind 16 to 21 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 39 mph.
Wednesday Night
Mostly clear, with a low around 28. Breezy, with a west wind 20 to 23 mph, with gusts as high as 34 mph.
Thursday
Mostly sunny, with a high near 48. Windy, with a west wind 20 to 30 mph, with gusts as high as 41 mph.
Thursday Night
Partly cloudy, with a low around 32. Breezy, with a west wind around 25 mph, with gusts as high as 39 mph.
Friday
A 40 percent chance of snow, mainly after 11am. Partly sunny, with a high near 44. Northwest wind 16 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 14. North northwest wind 9 to 13 mph becoming east northeast in the evening. Winds could gust as high as 23 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 31. East northeast wind 6 to 8 mph.
Saturday Night
Mostly cloudy, with a low around 14.
Sunday
Mostly sunny, with a high near 42.
Sunday Night
Partly cloudy, with a low around 22.
Monday
Sunny, with a high near 50.
Monday Night
Partly cloudy, with a low around 26.
Tuesday
Sunny, with a high near 52.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Lewistown Municipal MT
 47.04°N 109.45°W (Elev. 4111 ft)
8:41 pm MST Feb 24, 2026
9pm MST Feb 24, 2026-6pm MST Mar 3, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database