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Hazardous Weather Conditions

Current conditions at

Lewistown, Lewistown Municipal Airport (KLWT)

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

Mostly Cloudy

N/A

Humidity 36%
Wind Speed WNW 16 MPH
Barometer NA
Dewpoint N/A
Visibility 10.00 mi
Last update 07 May 12:54 PM MDT
Extended Forecast for

Lewistown Municipal MT

High Wind Warning May 14, 03:00am until May 15, 12:00am
Click here for hazard details and duration
High Wind Warning

  • Today

    Today: A slight chance of showers, then a chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 89. Southeast wind 10 to 17 mph becoming west southwest in the afternoon. Winds could gust as high as 43 mph. Chance of precipitation is 40%.

    High: 89 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 11pm, then showers likely between 11pm and midnight. Low around 43. Breezy, with a southwest wind 13 to 18 mph becoming west southwest 21 to 26 mph in the evening. Winds could gust as high as 40 mph. Chance of precipitation is 90%.

    Low: 43 °F

    Breezy.
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 64. Windy, with a west wind 31 to 38 mph, with gusts as high as 48 mph.

    High: 64 °F

    Sunny and
    Windy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 41. Windy, with a west northwest wind 27 to 32 mph decreasing to 17 to 22 mph after midnight. Winds could gust as high as 39 mph.

    Low: 41 °F

    Mostly Clear
    and Windy
    then Mostly
    Clear

  • Friday

    Friday: Sunny, with a high near 64. Windy, with a west northwest wind 18 to 23 mph increasing to 25 to 30 mph in the morning. Winds could gust as high as 38 mph.

    High: 64 °F

    Sunny and
    Windy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 37. West northwest wind 16 to 21 mph becoming west southwest 6 to 11 mph after midnight. Winds could gust as high as 30 mph.

    Low: 37 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after noon. Partly sunny, with a high near 58. South wind 7 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.

    High: 58 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of rain before 3am, then a chance of rain and snow. Mostly cloudy, with a low around 33. Northwest wind 6 to 14 mph, with gusts as high as 21 mph.

    Low: 33 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Sunday

    Sunday: A chance of rain and snow before noon, then a chance of rain showers. Some thunder is also possible. Mostly cloudy, with a high near 48.

    High: 48 °F

    Chance
    Rain/Snow
    then Chance
    Showers

Detailed Forecast

Today
A slight chance of showers, then a chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 89. Southeast wind 10 to 17 mph becoming west southwest in the afternoon. Winds could gust as high as 43 mph. Chance of precipitation is 40%.
Tonight
Showers and possibly a thunderstorm before 11pm, then showers likely between 11pm and midnight. Low around 43. Breezy, with a southwest wind 13 to 18 mph becoming west southwest 21 to 26 mph in the evening. Winds could gust as high as 40 mph. Chance of precipitation is 90%.
Thursday
Sunny, with a high near 64. Windy, with a west wind 31 to 38 mph, with gusts as high as 48 mph.
Thursday Night
Mostly clear, with a low around 41. Windy, with a west northwest wind 27 to 32 mph decreasing to 17 to 22 mph after midnight. Winds could gust as high as 39 mph.
Friday
Sunny, with a high near 64. Windy, with a west northwest wind 18 to 23 mph increasing to 25 to 30 mph in the morning. Winds could gust as high as 38 mph.
Friday Night
Partly cloudy, with a low around 37. West northwest wind 16 to 21 mph becoming west southwest 6 to 11 mph after midnight. Winds could gust as high as 30 mph.
Saturday
A 20 percent chance of showers after noon. Partly sunny, with a high near 58. South wind 7 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.
Saturday Night
A chance of rain before 3am, then a chance of rain and snow. Mostly cloudy, with a low around 33. Northwest wind 6 to 14 mph, with gusts as high as 21 mph.
Sunday
A chance of rain and snow before noon, then a chance of rain showers. Some thunder is also possible. Mostly cloudy, with a high near 48.
Sunday Night
A chance of rain before midnight, then a slight chance of rain and snow. Mostly cloudy, with a low around 29.
Monday
A chance of rain and snow. Partly sunny, with a high near 54.
Monday Night
Partly cloudy, with a low around 33.
Tuesday
A chance of rain and thunderstorms. Partly sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lewistown Municipal MT
 47.04°N 109.49°W (Elev. 4183 ft)
Last Update:
4:47 am MDT May 13, 2026
Forecast Valid:
7am MDT May 13, 2026-6pm MDT May 19, 2026
 
Forecast Discussion
 
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Additional Resources

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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