Severe Thunderstorms in the Ohio and Tennessee Valleys; Flash Flooding Possible in the Southwest

Scattered damaging winds, isolated severe hail, and a brief tornado or two are possible from the Upper Ohio to Tennessee Valleys during the late afternoon and evening. Across the Southwest, monsoonal moisture will continue to bring heavy rain and a threat for isolated to scattered flash flooding through Saturday. Read More >

Current conditions at

Lewistown Divide MT-200 MP 90.3 (MTLEW)

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

NA

45°F

7°C

Humidity 44%
Wind Speed SE 2 MPH
Barometer NA
Dewpoint 24°F (-4°C)
Visibility NA
Last update 06 Sep 05:15 AM MDT
Extended Forecast for

6 Miles W Forestgrove MT

  • Today

    Today: Sunny, with a high near 74. Light and variable wind becoming east 5 to 8 mph in the afternoon.

    High: 74 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 48. East wind 6 to 9 mph becoming southwest after midnight.

    Low: 48 °F

    Partly Cloudy

  • Sunday

    Sunday: Widespread haze after 3pm. Partly sunny, with a high near 79. Southwest wind around 6 mph becoming calm.

    High: 79 °F

    Partly Sunny
    then Haze

  • Sunday Night

    Sunday Night: Widespread haze before 7pm. Mostly cloudy, with a low around 55. North wind 5 to 8 mph becoming southwest in the evening.

    Low: 55 °F

    Haze then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 78. West wind 8 to 10 mph.

    High: 78 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 52. Northwest wind around 6 mph becoming light and variable  after midnight.

    Low: 52 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 75. East southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 75 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers.  Mostly cloudy, with a low around 50. East southeast wind 5 to 10 mph.

    Low: 50 °F

    Chance
    Showers

  • Wednesday

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

    High: 74 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 74. Light and variable wind becoming east 5 to 8 mph in the afternoon.
Tonight
Partly cloudy, with a low around 48. East wind 6 to 9 mph becoming southwest after midnight.
Sunday
Widespread haze after 3pm. Partly sunny, with a high near 79. Southwest wind around 6 mph becoming calm.
Sunday Night
Widespread haze before 7pm. Mostly cloudy, with a low around 55. North wind 5 to 8 mph becoming southwest in the evening.
Monday
Mostly sunny, with a high near 78. West wind 8 to 10 mph.
Monday Night
Partly cloudy, with a low around 52. Northwest wind around 6 mph becoming light and variable after midnight.
Tuesday
A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 75. East southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 50. East southeast wind 5 to 10 mph.
Wednesday
A slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 74.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 51.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 70.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 48.
Friday
A chance of showers. Partly sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles W Forestgrove MT
 47°N 109.2°W (Elev. 4570 ft)
4:16 am MDT Sep 6, 2025
5am MDT Sep 6, 2025-6pm MDT Sep 12, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database