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Current conditions at

Lewistown, Lewistown Municipal Airport (KLWT)

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

Overcast

39°F

4°C

Humidity 55%
Wind Speed SW 6 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 28 Jan 01:05 PM MST
Extended Forecast for

Lewistown Municipal MT

  • This Afternoon

    This Afternoon: Cloudy, with a high near 42. West wind 8 to 11 mph, with gusts as high as 22 mph.

    High: 42 °F

    Cloudy

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 24. West wind 11 to 14 mph, with gusts as high as 24 mph.

    Low: 24 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Mostly sunny, with a high near 43. West northwest wind around 10 mph, with gusts as high as 21 mph.

    High: 43 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 25. West southwest wind around 8 mph.

    Low: 25 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 46. Southwest wind around 7 mph.

    High: 46 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 33. Southwest wind 8 to 11 mph, with gusts as high as 21 mph.

    Low: 33 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 51. West northwest wind 14 to 16 mph, with gusts as high as 28 mph.

    High: 51 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 28. Southwest wind 6 to 9 mph.

    Low: 28 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Cloudy, with a high near 42. West wind 8 to 11 mph, with gusts as high as 22 mph.
Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 24. West wind 11 to 14 mph, with gusts as high as 24 mph.
Thursday
Mostly sunny, with a high near 43. West northwest wind around 10 mph, with gusts as high as 21 mph.
Thursday Night
Mostly cloudy, with a low around 25. West southwest wind around 8 mph.
Friday
Partly sunny, with a high near 46. Southwest wind around 7 mph.
Friday Night
Mostly cloudy, with a low around 33. Southwest wind 8 to 11 mph, with gusts as high as 21 mph.
Saturday
Mostly sunny, with a high near 51. West northwest wind 14 to 16 mph, with gusts as high as 28 mph.
Saturday Night
Mostly cloudy, with a low around 28. Southwest wind 6 to 9 mph.
Sunday
Partly sunny, with a high near 56.
Sunday Night
Mostly cloudy, with a low around 32.
Monday
Partly sunny, with a high near 49.
Monday Night
Mostly cloudy, with a low around 28.
Tuesday
Mostly sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lewistown Municipal MT
 47.04°N 109.45°W (Elev. 4111 ft)
Last Update:
1:08 pm MST Jan 28, 2026
Forecast Valid:
1pm MST Jan 28, 2026-6pm MST Feb 3, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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