Flash Flood Watches in Southeast and Tennessee Valley; Critical Fire Weather in California; Severe Weather in Upper Midwest

Flash flood watches are in effect today in parts of the Southeast and Tennessee Valley from organized areas of heavy to excessive rainfall. Meanwhile, critical fire weather conditions are likely across northern California with offshore winds and dry conditions. Finally, a strong cold front will produce severe thunderstorms across the Upper to Mid Mississippi Valley. Read More >

Current conditions at

Lewistown, Lewistown Municipal Airport (KLWT)

Lat: 47.04917°NLon: 109.46639°WElev: 4167ft.

Clear

57°F

14°C

Humidity 30%
Wind Speed WNW 13 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 20 Sep 05:50 PM MDT
Extended Forecast for

Lewistown Municipal MT

  • Tonight

    Tonight: Mostly clear, with a low around 34. Northwest wind 6 to 13 mph becoming south southwest after midnight. Winds could gust as high as 21 mph.

    Mostly Clear

    Low: 34 °F

  • Tuesday

    Tuesday: Sunny, with a high near 69. South southwest wind 7 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.

    Sunny

    High: 69 °F

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 41. West wind 6 to 8 mph becoming south in the evening.

    Mostly Clear

    Low: 41 °F

  • Wednesday

    Wednesday: Sunny, with a high near 80. South wind 7 to 15 mph becoming west in the afternoon. Winds could gust as high as 24 mph.

    Sunny

    High: 80 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 45. West wind 8 to 13 mph, with gusts as high as 20 mph.

    Partly Cloudy

    Low: 45 °F

  • Thursday

    Thursday: Mostly sunny, with a high near 66. West wind 9 to 13 mph, with gusts as high as 23 mph.

    Mostly Sunny

    High: 66 °F

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 38. North northwest wind 5 to 10 mph becoming south after midnight.

    Partly Cloudy

    Low: 38 °F

  • Friday

    Friday: Sunny, with a high near 72. South wind 6 to 9 mph becoming northwest in the afternoon.

    Sunny

    High: 72 °F

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 45.

    Mostly Clear

    Low: 45 °F

Detailed Forecast

Tonight
Mostly clear, with a low around 34. Northwest wind 6 to 13 mph becoming south southwest after midnight. Winds could gust as high as 21 mph.
Tuesday
Sunny, with a high near 69. South southwest wind 7 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 41. West wind 6 to 8 mph becoming south in the evening.
Wednesday
Sunny, with a high near 80. South wind 7 to 15 mph becoming west in the afternoon. Winds could gust as high as 24 mph.
Wednesday Night
Partly cloudy, with a low around 45. West wind 8 to 13 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 66. West wind 9 to 13 mph, with gusts as high as 23 mph.
Thursday Night
Partly cloudy, with a low around 38. North northwest wind 5 to 10 mph becoming south after midnight.
Friday
Sunny, with a high near 72. South wind 6 to 9 mph becoming northwest in the afternoon.
Friday Night
Mostly clear, with a low around 45.
Saturday
Sunny, with a high near 81.
Saturday Night
Mostly clear, with a low around 48.
Sunday
Sunny, with a high near 74.
Sunday Night
Partly cloudy, with a low around 45.
Monday
Sunny, with a high near 74.
Click Map For Forecast
Point Forecast:
Lewistown Municipal MT
 47.04°N 109.45°W (Elev. 4111 ft)
4:58 pm MDT Sep 20, 2021
6pm MDT Sep 20, 2021-6pm MDT Sep 27, 2021
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database