National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Lewistown, Lewistown Municipal Airport (KLWT)

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

Partly Cloudy

61°F

16°C

Humidity 41%
Wind Speed SE 4 MPH
Barometer 29.79 in (1008.81 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 08 Jun 08:40 PM MDT
Extended Forecast for

Lewistown Municipal MT

High Wind Watch June 10, 03:00am until June 11, 03:00am
Click here for hazard details and duration
High Wind Watch

  • Overnight

    Overnight: Partly cloudy, with a low around 39. West southwest wind 13 to 16 mph, with gusts as high as 26 mph.

    Low: 39 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 58. Breezy, with a west northwest wind 18 to 23 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 58 °F

    Breezy.
    Slight Chance
    Showers then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers, mainly before 5am. Low around 39. Breezy, with a west wind 21 to 28 mph, with gusts as high as 39 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Showers and
    Breezy

  • Thursday

    Thursday: A 20 percent chance of showers before noon. Cloudy, then gradually becoming mostly sunny, with a high near 65. West northwest wind 16 to 21 mph, with gusts as high as 31 mph.

    High: 65 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 39. West northwest wind 5 to 13 mph becoming south southwest after midnight. Winds could gust as high as 23 mph.

    Low: 39 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 68. South southwest wind 5 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.

    High: 68 °F

    Sunny

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms, then a chance of showers after midnight. Mostly cloudy, with a low around 40. North wind 5 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.

    Low: 40 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: Showers likely, with thunderstorms also possible after noon. Mostly cloudy, with a high near 58. Northwest wind 7 to 13 mph, with gusts as high as 22 mph.

    High: 58 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A slight chance of showers. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Slight Chance
    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 39. West southwest wind 13 to 16 mph, with gusts as high as 26 mph.
Wednesday
A 50 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 58. Breezy, with a west northwest wind 18 to 23 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 40 mph.
Wednesday Night
Showers, mainly before 5am. Low around 39. Breezy, with a west wind 21 to 28 mph, with gusts as high as 39 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A 20 percent chance of showers before noon. Cloudy, then gradually becoming mostly sunny, with a high near 65. West northwest wind 16 to 21 mph, with gusts as high as 31 mph.
Thursday Night
Mostly clear, with a low around 39. West northwest wind 5 to 13 mph becoming south southwest after midnight. Winds could gust as high as 23 mph.
Friday
Sunny, with a high near 68. South southwest wind 5 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.
Friday Night
A slight chance of showers and thunderstorms, then a chance of showers after midnight. Mostly cloudy, with a low around 40. North wind 5 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.
Saturday
Showers likely, with thunderstorms also possible after noon. Mostly cloudy, with a high near 58. Northwest wind 7 to 13 mph, with gusts as high as 22 mph.
Saturday Night
A slight chance of showers. Mostly cloudy, with a low around 37.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 61.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 39.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 66.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 41.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 73.
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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:
12:01 am MDT Jun 10, 2026
Forecast Valid:
12am MDT Jun 10, 2026-6pm MDT Jun 16, 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