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Severe Thunderstorms and Heavy Rainfall; Typhoon Watch in Guam and CNMI

Heavy to excessive rainfall will continue through tonight from the Texas Big Bend region into southern Oklahoma. Scattered damaging wind gusts and a few tornadoes may accompany a line of severe thunderstorms that is expected across the Mid-Atlantic into New England Friday. A Typhoon Watch continues for Guam and CNMI as Tropical Storm Champi will strengthen and approach the islands this weekend. Read More >

Current conditions at

Lewistown Divide MT-200 MP 90.3 (MTLEW)

Lat: 47.07579°NLon: 109.26247°WElev: 4723.0ft.

NA

33°F

1°C

Humidity 74%
Wind Speed NW 0 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Last update 15 Oct 07:15 PM MDT
Extended Forecast for

Lewistown Municipal MT

  • Tonight

    Tonight: Mostly clear, with a low around 26. Light south wind becoming southeast 6 to 11 mph in the evening. Winds could gust as high as 20 mph.

    Low: 26 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 68. Southeast wind 7 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 18 mph.

    High: 68 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 45. South wind 10 to 14 mph, with gusts as high as 20 mph.

    Low: 45 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 73. South wind 11 to 15 mph, with gusts as high as 25 mph.

    High: 73 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 39. Southwest wind 5 to 10 mph becoming light west after midnight. Winds could gust as high as 20 mph.

    Low: 39 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 59. Calm wind becoming south around 5 mph in the afternoon.

    High: 59 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 36. South southeast wind 5 to 8 mph.

    Low: 36 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 68. South southeast wind around 5 mph becoming calm.

    High: 68 °F

    Sunny

  • Monday Night

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

    Low: 43 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 26. Light south wind becoming southeast 6 to 11 mph in the evening. Winds could gust as high as 20 mph.
Friday
Sunny, with a high near 68. Southeast wind 7 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 18 mph.
Friday Night
Partly cloudy, with a low around 45. South wind 10 to 14 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 73. South wind 11 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Partly cloudy, with a low around 39. Southwest wind 5 to 10 mph becoming light west after midnight. Winds could gust as high as 20 mph.
Sunday
Sunny, with a high near 59. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 36. South southeast wind 5 to 8 mph.
Monday
Sunny, with a high near 68. South southeast wind around 5 mph becoming calm.
Monday Night
Partly cloudy, with a low around 43.
Tuesday
Mostly sunny, with a high near 63.
Tuesday Night
Partly cloudy, with a low around 38.
Wednesday
Mostly sunny, with a high near 58.
Wednesday Night
Partly cloudy, with a low around 41.
Thursday
Mostly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
Lewistown Municipal MT
 47.04°N 109.45°W (Elev. 4111 ft)
Last Update:
4:21 pm MDT Oct 15, 2026
Forecast Valid:
7pm MDT Oct 15, 2026-6pm MDT Oct 22, 2026
 
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