National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Areas of Dangerous Heat and Severe Thunderstorms

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week before returning over much of the Plains into next week. Scattered strong to severe thunderstorms are possible across parts of the Northeast U.S. on Thursday. Damaging wind, hail, and a tornado or two are possible. Read More >

Current conditions at

Butte, Bert Mooney Airport (KBTM)

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

Partly Cloudy

77°F

25°C

Humidity 27%
Wind Speed SE 4 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 26 Aug 06:53 PM MDT
Extended Forecast for

Butte MT

  • Tonight

    Tonight: A slight chance of thunderstorms before 9pm, then a chance of rain between 9pm and midnight. Partly cloudy, with a low around 53. Northwest wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 30%.

    Low: 53 °F

    Chance Rain
    then Partly
    Cloudy

  • Thursday

    Thursday: A slight chance of rain before noon, then a chance of showers and thunderstorms between noon and 3pm, then a slight chance of thunderstorms after 3pm. Partly sunny, with a high near 84. Light and variable wind becoming southwest 6 to 11 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 40%.

    High: 84 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 50. South southeast wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 20 mph.

    Low: 50 °F

    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of rain after noon. Mostly cloudy, with a high near 78. Light south wind becoming south southwest 8 to 13 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 78 °F

    Mostly Cloudy
    then Chance
    Rain

  • Friday Night

    Friday Night: A 40 percent chance of rain, mainly after midnight. Mostly cloudy, with a low around 49. South southwest wind 5 to 11 mph, with gusts as high as 20 mph.

    Low: 49 °F

    Chance Rain

  • Saturday

    Saturday: A chance of rain, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 73. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Chance Rain
    then Showers
    Likely

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 40. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 40 °F

    Showers

  • Sunday

    Sunday: A chance of rain before noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 66.

    High: 66 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of rain before midnight. Mostly clear, with a low around 37.

    Low: 37 °F

    Slight Chance
    Rain then
    Mostly Clear

Detailed Forecast

Tonight
A slight chance of thunderstorms before 9pm, then a chance of rain between 9pm and midnight. Partly cloudy, with a low around 53. Northwest wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 30%.
Thursday
A slight chance of rain before noon, then a chance of showers and thunderstorms between noon and 3pm, then a slight chance of thunderstorms after 3pm. Partly sunny, with a high near 84. Light and variable wind becoming southwest 6 to 11 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 40%.
Thursday Night
Mostly cloudy, with a low around 50. South southeast wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 20 mph.
Friday
A 30 percent chance of rain after noon. Mostly cloudy, with a high near 78. Light south wind becoming south southwest 8 to 13 mph in the afternoon. Winds could gust as high as 22 mph.
Friday Night
A 40 percent chance of rain, mainly after midnight. Mostly cloudy, with a low around 49. South southwest wind 5 to 11 mph, with gusts as high as 20 mph.
Saturday
A chance of rain, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 73. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and possibly a thunderstorm. Low around 40. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of rain before noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 66.
Sunday Night
A slight chance of rain before midnight. Mostly clear, with a low around 37.
Monday
Sunny, with a high near 74.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 44.
Tuesday
A slight chance of showers and thunderstorms. Sunny, with a high near 75.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 43.
Wednesday
Mostly sunny, with a high near 72.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Butte MT
 46.01°N 112.52°W (Elev. 5522 ft)
Last Update:
2:01 pm MDT Aug 26, 2026
Forecast Valid:
7pm MDT Aug 26, 2026-6pm MDT Sep 2, 2026
 
Forecast Discussion
 
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Additional Resources

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Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation