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

Significant Coastal Impacts to the Eastern Seaboard; Tropical Storm Nolo to Impact Hawaii

A Nor'easter will bring significant coastal impacts to the Mid-Atlantic and New England through the weekend. Moderate to major coastal flooding, heavy rain, strong winds and high surf expected. Tropical Storm Nolo will continue to strengthen as it moves north toward the Big Island of Hawaii. Heavy rainfall may bring life-threatening, catastrophic flooding and mudslides through the weekend. Read More >

Current conditions at

Lewistown Divide MT-200 MP 90.3 (MTLEW)

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

NA

62°F

17°C

Humidity 36%
Wind Speed E 5 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 25 Sep 07:30 AM MDT
Extended Forecast for

6 Miles N Lewistown MT

  • Today

    Today: Sunny, with a high near 84. South wind 7 to 14 mph, with gusts as high as 22 mph.

    High: 84 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 47. South wind 11 to 18 mph becoming north northwest after midnight. Winds could gust as high as 31 mph.

    Low: 47 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 67. West wind 10 to 14 mph, with gusts as high as 24 mph.

    High: 67 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 38. Northwest wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 22 mph.

    Low: 38 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 66. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 66 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A 20 percent chance of rain before midnight. Cloudy, with a low around 43. East southeast wind 5 to 7 mph becoming calm after midnight.

    Low: 43 °F

    Slight Chance
    Rain then
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 66. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 66 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 42. Light and variable wind becoming south southwest around 6 mph after midnight.

    Low: 42 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 84. South wind 7 to 14 mph, with gusts as high as 22 mph.
Tonight
Partly cloudy, with a low around 47. South wind 11 to 18 mph becoming north northwest after midnight. Winds could gust as high as 31 mph.
Saturday
Sunny, with a high near 67. West wind 10 to 14 mph, with gusts as high as 24 mph.
Saturday Night
Partly cloudy, with a low around 38. Northwest wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 22 mph.
Sunday
Mostly cloudy, with a high near 66. Calm wind becoming southeast around 6 mph in the afternoon.
Sunday Night
A 20 percent chance of rain before midnight. Cloudy, with a low around 43. East southeast wind 5 to 7 mph becoming calm after midnight.
Monday
Mostly sunny, with a high near 66. Calm wind becoming northwest around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 42. Light and variable wind becoming south southwest around 6 mph after midnight.
Tuesday
Mostly sunny, with a high near 68.
Tuesday Night
Partly cloudy, with a low around 45.
Wednesday
Mostly sunny, with a high near 66.
Wednesday Night
Partly cloudy, with a low around 42.
Thursday
Mostly sunny, with a high near 67.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles N Lewistown MT
 47.15°N 109.44°W (Elev. 4094 ft)
Last Update:
3:21 am MDT Sep 25, 2026
Forecast Valid:
7am MDT Sep 25, 2026-6pm MDT Oct 1, 2026
 
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Additional Resources

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Chance of Precipitation