Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. 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 46%
Wind Speed NNW 1 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Last update 18 Aug 10:45 PM MDT
Extended Forecast for

6 Miles NW Forestgrove MT

  • Tonight

    Tonight: A 20 percent chance of showers before midnight.  Partly cloudy, with a steady temperature around 60. West southwest wind 7 to 10 mph.

    Low: 60 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Patchy smoke after 10am. Sunny, with a high near 82. West wind 9 to 11 mph, with gusts as high as 21 mph.

    High: 82 °F

    Patchy Smoke

  • Wednesday Night

    Wednesday Night: Patchy smoke before 8pm. Mostly clear, with a low around 57. Northwest wind 5 to 7 mph becoming light and variable.

    Low: 57 °F

    Patchy Smoke
    then Partly
    Cloudy

  • Thursday

    Thursday: Sunny, with a high near 86. Southwest wind 5 to 8 mph becoming north northwest in the afternoon.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 57. North wind 5 to 9 mph becoming light and variable  after midnight.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 84. East wind 5 to 14 mph, with gusts as high as 22 mph.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 61. Southeast wind 9 to 14 mph, with gusts as high as 20 mph.

    Low: 61 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after noon.  Partly sunny, with a high near 85. Southeast wind 8 to 10 mph.

    High: 85 °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 20 percent chance of showers before midnight. Partly cloudy, with a steady temperature around 60. West southwest wind 7 to 10 mph.
Wednesday
Patchy smoke after 10am. Sunny, with a high near 82. West wind 9 to 11 mph, with gusts as high as 21 mph.
Wednesday Night
Patchy smoke before 8pm. Mostly clear, with a low around 57. Northwest wind 5 to 7 mph becoming light and variable.
Thursday
Sunny, with a high near 86. Southwest wind 5 to 8 mph becoming north northwest in the afternoon.
Thursday Night
Mostly clear, with a low around 57. North wind 5 to 9 mph becoming light and variable after midnight.
Friday
Sunny, with a high near 84. East wind 5 to 14 mph, with gusts as high as 22 mph.
Friday Night
Mostly cloudy, with a low around 61. Southeast wind 9 to 14 mph, with gusts as high as 20 mph.
Saturday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 85. Southeast wind 8 to 10 mph.
Saturday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 60.
Sunday
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 NW Forestgrove MT
 47.07°N 109.15°W (Elev. 4101 ft)
12:31 pm MDT Aug 18, 2026
11pm MDT Aug 18, 2026-6pm MDT Aug 25, 2026
 
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Additional Resources

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