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Current conditions at

Lewistown, Lewistown Municipal Airport (KLWT)

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

Clear

37°F

3°C

Humidity 51%
Wind Speed W 3 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 27 Jan 01:05 PM MST
Extended Forecast for

Lewistown Municipal MT

  • This Afternoon

    This Afternoon: Sunny, with a high near 39. West northwest wind around 7 mph.

    High: 39 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 22. South southwest wind around 7 mph.

    Low: 22 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 43. Light and variable wind becoming west northwest 5 to 9 mph in the afternoon.

    High: 43 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 24. West wind 8 to 10 mph, with gusts as high as 18 mph.

    Low: 24 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 43. West wind around 8 mph.

    High: 43 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 26. West southwest wind around 7 mph.

    Low: 26 °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 32. South southwest wind 9 to 13 mph, with gusts as high as 22 mph.

    Low: 32 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 48.

    High: 48 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 39. West northwest wind around 7 mph.
Tonight
Increasing clouds, with a low around 22. South southwest wind around 7 mph.
Wednesday
Mostly cloudy, with a high near 43. Light and variable wind becoming west northwest 5 to 9 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 24. West wind 8 to 10 mph, with gusts as high as 18 mph.
Thursday
Mostly sunny, with a high near 43. West wind around 8 mph.
Thursday Night
Mostly cloudy, with a low around 26. West southwest wind around 7 mph.
Friday
Partly sunny, with a high near 46. Southwest wind around 7 mph.
Friday Night
Mostly cloudy, with a low around 32. South southwest wind 9 to 13 mph, with gusts as high as 22 mph.
Saturday
Partly sunny, with a high near 48.
Saturday Night
Partly cloudy, with a low around 27.
Sunday
Partly sunny, with a high near 53.
Sunday Night
Mostly cloudy, with a low around 32.
Monday
Partly sunny, with a high near 52.
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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:
1:07 pm MST Jan 27, 2026
Forecast Valid:
1pm MST Jan 27, 2026-6pm MST Feb 2, 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