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

WISE RIVER (WRSM8)

Lat: 45.78831°NLon: 112.93808°WElev: 5853.0ft.

NA

58°F

14°C

Humidity 43%
Wind Speed SE 4 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 18 Aug 11:16 PM MDT
Extended Forecast for

4 Miles SSE Dewey MT

  • Overnight

    Overnight: Mostly clear, with a low around 49. West wind around 6 mph.

    Low: 49 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 67. West wind 5 to 11 mph, with gusts as high as 20 mph.

    High: 67 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 51. West wind 7 to 10 mph, with gusts as high as 18 mph.

    Low: 51 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 70. West southwest wind 5 to 9 mph.

    High: 70 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56. West southwest wind 5 to 8 mph.

    Low: 56 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 71. Light and variable wind becoming southeast 5 to 8 mph in the afternoon.

    High: 71 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 57. East southeast wind 5 to 8 mph becoming west southwest in the evening.

    Low: 57 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 66. South wind 7 to 11 mph.

    High: 66 °F

    Partly Sunny
    then Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 52.

    Low: 52 °F

    Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 49. West wind around 6 mph.
Wednesday
Sunny, with a high near 67. West wind 5 to 11 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 51. West wind 7 to 10 mph, with gusts as high as 18 mph.
Thursday
Sunny, with a high near 70. West southwest wind 5 to 9 mph.
Thursday Night
Partly cloudy, with a low around 56. West southwest wind 5 to 8 mph.
Friday
Mostly sunny, with a high near 71. Light and variable wind becoming southeast 5 to 8 mph in the afternoon.
Friday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 57. East southeast wind 5 to 8 mph becoming west southwest in the evening.
Saturday
Showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 66. South wind 7 to 11 mph.
Saturday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 52.
Sunday
Sunny, with a high near 65.
Sunday Night
Partly cloudy, with a low around 49.
Monday
Sunny, with a high near 66.
Monday Night
Mostly cloudy, with a low around 52.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Dewey MT
 45.72°N 112.84°W (Elev. 8399 ft)
12:31 pm MDT Aug 18, 2026
12am MDT Aug 19, 2026-6pm MDT Aug 25, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database