Excessive Heat for the Southwest; Showers and Thunderstorms for Portions of the Plains and East Coast

Showers and thunderstorms are expected across the eastern two-thirds of the country today along and ahead of a cold front. Some of these storms may result in isolated incidences of severe weather, including flash flooding. Meanwhile, more records may be tied or broken as excessive heat across the California's Central Valley and much of the Desert Southwest continues. Read More >

Current conditions at

Lewistown, Lewistown Municipal Airport (KLWT)

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

Clear

68°F

20°C

Humidity 30%
Wind Speed W 3 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 06 Jun 02:20 PM MDT
Extended Forecast for

Lewistown MT

  • This Afternoon

    This Afternoon: Sunny, with a high near 75. Northwest wind around 7 mph.

    High: 75 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 47. North northwest wind around 6 mph becoming south after midnight.

    Low: 47 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 69. West wind 6 to 13 mph becoming north in the afternoon. Winds could gust as high as 21 mph.

    High: 69 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 45. North wind 5 to 10 mph becoming light and variable  in the evening.

    Low: 45 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 72. Light and variable wind becoming north 5 to 8 mph in the morning.

    High: 72 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 44. North northeast wind 5 to 10 mph becoming east after midnight. Winds could gust as high as 18 mph.

    Low: 44 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 71. Light east southeast wind becoming east 5 to 9 mph in the morning.

    High: 71 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 47. East southeast wind 6 to 10 mph, with gusts as high as 18 mph.

    Low: 47 °F

    Chance
    T-storms

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after noon.  Partly sunny, with a high near 74.

    High: 74 °F

    Slight Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 75. Northwest wind around 7 mph.
Tonight
Mostly clear, with a low around 47. North northwest wind around 6 mph becoming south after midnight.
Friday
Sunny, with a high near 69. West wind 6 to 13 mph becoming north in the afternoon. Winds could gust as high as 21 mph.
Friday Night
Partly cloudy, with a low around 45. North wind 5 to 10 mph becoming light and variable in the evening.
Saturday
Mostly sunny, with a high near 72. Light and variable wind becoming north 5 to 8 mph in the morning.
Saturday Night
Partly cloudy, with a low around 44. North northeast wind 5 to 10 mph becoming east after midnight. Winds could gust as high as 18 mph.
Sunday
Mostly sunny, with a high near 71. Light east southeast wind becoming east 5 to 9 mph in the morning.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 47. East southeast wind 6 to 10 mph, with gusts as high as 18 mph.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 74.
Monday Night
Partly cloudy, with a low around 48.
Tuesday
Sunny, with a high near 79.
Tuesday Night
Mostly clear, with a low around 50.
Wednesday
Sunny, with a high near 81.
Click Map For Forecast

ABOUT THIS FORECAST

 
Point Forecast:
Lewistown MT
 47.07°N 109.43°W (Elev. 3898 ft)
2:21 pm MDT Jun 6, 2024
2pm MDT Jun 6, 2024-6pm MDT Jun 12, 2024
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database