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Current conditions at

Lewistown, Lewistown Municipal Airport (KLWT)

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

Partly Cloudy

39°F

4°C

Humidity 55%
Wind Speed W 16 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 29 Jan 12:00 PM MST
Extended Forecast for

Lewistown Municipal MT

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 43. West northwest wind 10 to 13 mph, with gusts as high as 23 mph.

    High: 43 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 25. Southwest wind 7 to 9 mph.

    Low: 25 °F

    Mostly Cloudy

  • Friday

    Friday: Increasing clouds, with a high near 47. West southwest wind around 7 mph.

    High: 47 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 33. West southwest wind 9 to 14 mph, with gusts as high as 25 mph.

    Low: 33 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 49. West northwest wind 14 to 17 mph, with gusts as high as 29 mph.

    High: 49 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 27. Southwest wind 6 to 9 mph.

    Low: 27 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 53. South southwest wind 3 to 6 mph.

    High: 53 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 31. South southwest wind around 8 mph.

    Low: 31 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 47.

    High: 47 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 43. West northwest wind 10 to 13 mph, with gusts as high as 23 mph.
Tonight
Mostly cloudy, with a low around 25. Southwest wind 7 to 9 mph.
Friday
Increasing clouds, with a high near 47. West southwest wind around 7 mph.
Friday Night
Mostly cloudy, with a low around 33. West southwest wind 9 to 14 mph, with gusts as high as 25 mph.
Saturday
Mostly sunny, with a high near 49. West northwest wind 14 to 17 mph, with gusts as high as 29 mph.
Saturday Night
Partly cloudy, with a low around 27. Southwest wind 6 to 9 mph.
Sunday
Partly sunny, with a high near 53. South southwest wind 3 to 6 mph.
Sunday Night
Mostly cloudy, with a low around 31. South southwest wind around 8 mph.
Monday
Partly sunny, with a high near 47.
Monday Night
Mostly cloudy, with a low around 25.
Tuesday
Mostly sunny, with a high near 43.
Tuesday Night
Partly cloudy, with a low around 25.
Wednesday
Mostly sunny, with a high near 50.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lewistown Municipal MT
 47.04°N 109.45°W (Elev. 4111 ft)
Last Update:
12:12 pm MST Jan 29, 2026
Forecast Valid:
12pm MST Jan 29, 2026-6pm MST Feb 4, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation