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

Extreme Heat and Excessive Rainfall Today

Dangerous and extreme heat will remain across portions of the southern U.S. through the weekend. A heat wave over the Southwest U.S. will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Multiple rounds of thunderstorms will produce heavy to excessive rainfall with significant flash flooding across portions of southern New England. Read More >

Hazardous Weather Conditions

Current conditions at

DUPUYER CREEK (DPYM8)

Lat: 48.06341°NLon: 112.7573°WElev: 5750.0ft.

NA

79°F

26°C

Humidity NA
Wind Speed NA NA MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

17 Miles S Heart Butte MT

Fire Weather Watch August 1, 02:00pm until August 2, 09:00pm
Click here for hazard details and duration
Fire Weather Watch

  • Tonight

    Tonight: Widespread smoke, mainly between 11pm and 1am. Mostly clear, with a low around 53. West southwest wind 7 to 10 mph, with gusts as high as 18 mph.

    Low: 53 °F

    Smoke

  • Thursday

    Thursday: Widespread smoke, mainly before 4pm. Partly sunny, then gradually becoming sunny, with a high near 76. West southwest wind 7 to 14 mph, with gusts as high as 25 mph.

    High: 76 °F

    Smoke

  • Thursday Night

    Thursday Night: Patchy smoke. Partly cloudy, with a low around 54. West southwest wind 8 to 11 mph, with gusts as high as 25 mph.

    Low: 54 °F

    Patchy Smoke

  • Friday

    Friday: Patchy smoke before 7am. Sunny, with a high near 78. West southwest wind 11 to 14 mph, with gusts as high as 23 mph.

    High: 78 °F

    Patchy Smoke
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 55. Southwest wind 7 to 13 mph, with gusts as high as 22 mph.

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 80. Southwest wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 49. Windy, with a west southwest wind 22 to 27 mph increasing to 36 to 41 mph after midnight. Winds could gust as high as 60 mph.

    Low: 49 °F

    Mostly Clear
    and Windy

  • Sunday

    Sunday: Sunny, with a high near 61. Windy, with a west southwest wind 34 to 39 mph decreasing to 25 to 30 mph in the afternoon. Winds could gust as high as 60 mph.

    High: 61 °F

    Sunny and
    Windy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 40. Breezy.

    Low: 40 °F

    Clear and
    Breezy then
    Mostly Clear

Detailed Forecast

Tonight
Widespread smoke, mainly between 11pm and 1am. Mostly clear, with a low around 53. West southwest wind 7 to 10 mph, with gusts as high as 18 mph.
Thursday
Widespread smoke, mainly before 4pm. Partly sunny, then gradually becoming sunny, with a high near 76. West southwest wind 7 to 14 mph, with gusts as high as 25 mph.
Thursday Night
Patchy smoke. Partly cloudy, with a low around 54. West southwest wind 8 to 11 mph, with gusts as high as 25 mph.
Friday
Patchy smoke before 7am. Sunny, with a high near 78. West southwest wind 11 to 14 mph, with gusts as high as 23 mph.
Friday Night
Mostly clear, with a low around 55. Southwest wind 7 to 13 mph, with gusts as high as 22 mph.
Saturday
Sunny, with a high near 80. Southwest wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph.
Saturday Night
Mostly clear, with a low around 49. Windy, with a west southwest wind 22 to 27 mph increasing to 36 to 41 mph after midnight. Winds could gust as high as 60 mph.
Sunday
Sunny, with a high near 61. Windy, with a west southwest wind 34 to 39 mph decreasing to 25 to 30 mph in the afternoon. Winds could gust as high as 60 mph.
Sunday Night
Mostly clear, with a low around 40. Breezy.
Monday
Sunny, with a high near 59.
Monday Night
Mostly clear, with a low around 42.
Tuesday
Sunny, with a high near 66.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Sunny, with a high near 71.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
17 Miles S Heart Butte MT
 48.04°N 112.85°W (Elev. 6824 ft)
Last Update:
4:21 pm MDT Jul 29, 2026
Forecast Valid:
4pm MDT Jul 29, 2026-6pm MDT Aug 5, 2026
 
Forecast Discussion
 
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Additional Resources

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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