Severe Thunderstorms in the Central Plains and Lower Missouri Valley; Heat Continues in the Southeast and Southwest

Severe thunderstorms capable of large hail and damaging wind gusts are forecast to impact the central Plains into the Lower Missouri Valley through this afternoon. Dangerous heat persists across the southern Plains, Southeast U.S. and Puerto Rico this week, and will return to the Southwest today. Read More >

Current conditions at

Lewistown Divide MT-200 MP 90.3 (MTLEW)

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

unknown precip

72°F

22°C

Humidity 38%
Wind Speed NW 10 MPH
Barometer NA
Dewpoint 45°F (7°C)
Visibility NA
Last update 18 Aug 06:15 PM MDT
Extended Forecast for

6 Miles ENE Forestgrove MT

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight.  Partly cloudy, with a low around 56. West southwest wind 6 to 10 mph, with gusts as high as 18 mph.  Chance of precipitation is 20%.

    Low: 56 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Patchy smoke after 11am. Sunny, with a high near 83. West northwest wind 10 to 13 mph, with gusts as high as 21 mph.

    High: 83 °F

    Patchy Smoke

  • Wednesday Night

    Wednesday Night: Patchy smoke before 9pm. Partly cloudy, with a low around 57. Northwest wind 5 to 8 mph becoming light and variable.

    Low: 57 °F

    Patchy Smoke
    then Partly
    Cloudy

  • Thursday

    Thursday: Sunny, with a high near 86. West southwest wind 5 to 9 mph becoming north northwest in the afternoon.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 57. North wind 6 to 11 mph becoming light and variable  after midnight.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 85. Light and variable wind becoming east 8 to 13 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 85 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 60. East wind 6 to 13 mph, with gusts as high as 18 mph.

    Low: 60 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after noon.  Partly sunny, with a high near 86. South southeast wind 5 to 11 mph.

    High: 86 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 60.

    Low: 60 °F

    Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 56. West southwest wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Wednesday
Patchy smoke after 11am. Sunny, with a high near 83. West northwest wind 10 to 13 mph, with gusts as high as 21 mph.
Wednesday Night
Patchy smoke before 9pm. Partly cloudy, with a low around 57. Northwest wind 5 to 8 mph becoming light and variable.
Thursday
Sunny, with a high near 86. West southwest wind 5 to 9 mph becoming north northwest in the afternoon.
Thursday Night
Mostly clear, with a low around 57. North wind 6 to 11 mph becoming light and variable after midnight.
Friday
Sunny, with a high near 85. Light and variable wind becoming east 8 to 13 mph in the afternoon. Winds could gust as high as 21 mph.
Friday Night
Mostly cloudy, with a low around 60. East wind 6 to 13 mph, with gusts as high as 18 mph.
Saturday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 86. South southeast wind 5 to 11 mph.
Saturday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 60.
Sunday
Mostly sunny, with a high near 83.
Sunday Night
Mostly clear, with a low around 56.
Monday
Sunny, with a high near 82.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ENE Forestgrove MT
 47.02°N 108.95°W (Elev. 3963 ft)
12:31 pm MDT Aug 18, 2026
6pm MDT Aug 18, 2026-6pm MDT Aug 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database