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

Lewistown, Lewistown Municipal Airport (KLWT)

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

Partly Cloudy

N/A

Humidity 41%
Wind Speed SE 4 MPH
Barometer NA
Dewpoint N/A
Visibility 10.00 mi
Last update 08 Jun 08:40 PM MDT
Extended Forecast for

Moore MT

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 43. East southeast wind 8 to 11 mph, with gusts as high as 20 mph.

    Low: 43 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 76. Southeast wind 5 to 8 mph becoming southwest in the afternoon.

    High: 76 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 4am. Mostly cloudy, with a low around 47. South wind 6 to 9 mph becoming west northwest after midnight. Chance of precipitation is 50%.

    Low: 47 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 69. Northwest wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 69 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 41. North wind 5 to 10 mph becoming light west northwest after midnight. Chance of precipitation is 30%.

    Low: 41 °F

    Chance
    Showers

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 62. Northwest wind 5 to 10 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 30%.

    High: 62 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 39. North northwest wind 12 to 17 mph becoming light and variable after midnight. Winds could gust as high as 26 mph.

    Low: 39 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 70. Calm wind becoming northeast around 6 mph in the afternoon.

    High: 70 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 43. East southeast wind 8 to 11 mph, with gusts as high as 20 mph.
Saturday
A 40 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 76. Southeast wind 5 to 8 mph becoming southwest in the afternoon.
Saturday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 4am. Mostly cloudy, with a low around 47. South wind 6 to 9 mph becoming west northwest after midnight. Chance of precipitation is 50%.
Sunday
A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 69. Northwest wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 41. North wind 5 to 10 mph becoming light west northwest after midnight. Chance of precipitation is 30%.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 62. Northwest wind 5 to 10 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 30%.
Monday Night
Mostly clear, with a low around 39. North northwest wind 12 to 17 mph becoming light and variable after midnight. Winds could gust as high as 26 mph.
Tuesday
Sunny, with a high near 70. Calm wind becoming northeast around 6 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 43.
Wednesday
Mostly sunny, with a high near 77.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 81.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 49.
Friday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
Moore MT
 46.96°N 109.69°W (Elev. 4206 ft)
Last Update:
12:32 pm MDT Jun 19, 2026
Forecast Valid:
4pm MDT Jun 19, 2026-6pm MDT Jun 26, 2026
 
Forecast Discussion
 
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Additional Resources

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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