Severe Thunderstorms and Heavy Rain in the Mid-Atlantic; Heat Persists Across the South

Scattered severe thunderstorms and excessive rainfall are possible into the night in the Mid Atlantic, and heavy rain will shift to Virginia and the Carolinas on Friday. Severe thunderstorms are also possible in the Central Plains into the Upper MS Valley and the Deep South tonight. Dangerous heat persists across the Southern Plains and Lower MS Valley and heat will expand into the Southwest. Read More >

Current conditions at

Butte, Bert Mooney Airport (KBTM)

Lat: 45.95472°NLon: 112.4975°WElev: 5545.0ft.

Clear

52°F

11°C

Humidity 71%
Wind Speed SE 4 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 21 Aug 04:35 AM MDT
Extended Forecast for

Butte MT

  • Today

    Today: Mostly sunny, with a high near 89. Calm wind becoming northeast around 6 mph in the afternoon.

    High: 89 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 57. East northeast wind 5 to 7 mph becoming south southeast after midnight.

    Low: 57 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of rain, then showers likely and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 85. Calm wind becoming west southwest around 6 mph in the afternoon.  Chance of precipitation is 60%.

    High: 85 °F

    Slight Chance
    Rain then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 9pm, then rain likely between 9pm and midnight.  Mostly cloudy, with a low around 52. West southwest wind 5 to 7 mph becoming light and variable  after midnight.  Chance of precipitation is 60%.

    Low: 52 °F

    Showers
    Likely then
    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 82. Light south southwest wind becoming west southwest 12 to 17 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 82 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 89. Calm wind becoming northeast around 6 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 57. East northeast wind 5 to 7 mph becoming south southeast after midnight.
Saturday
A slight chance of rain, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 85. Calm wind becoming west southwest around 6 mph in the afternoon. Chance of precipitation is 60%.
Saturday Night
Showers likely and possibly a thunderstorm before 9pm, then rain likely between 9pm and midnight. Mostly cloudy, with a low around 52. West southwest wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 60%.
Sunday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 82. Light south southwest wind becoming west southwest 12 to 17 mph in the afternoon. Winds could gust as high as 28 mph.
Sunday Night
Partly cloudy, with a low around 49.
Monday
Sunny, with a high near 80.
Monday Night
Partly cloudy, with a low around 49.
Tuesday
Sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 50.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 81.
Wednesday Night
A slight chance of rain. Mostly cloudy, with a low around 49.
Thursday
Mostly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
Butte MT
 46.01°N 112.52°W (Elev. 5522 ft)
2:01 am MDT Aug 21, 2026
4am MDT Aug 21, 2026-6pm MDT Aug 27, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database