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

Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

Hazardous Weather Conditions

Current conditions at

Homestake Pass (MTHOM)

Lat: 45.91888°NLon: 112.40194°WElev: 6384.0ft.

NA

82°F

28°C

Humidity 21%
Wind Speed WNW 5 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Heat Index80°F (27°C)
Last update 31 Jul 02:00 PM MDT
Extended Forecast for

4 Miles E Butte MT

Heat Advisory August 1, 12:00pm until August 2, 03:00am
Red Flag Warning August 1, 02:00pm until August 2, 09:00pm
Click here for hazard details and duration
Heat Advisory
Red Flag Warning

  • This Afternoon

    This Afternoon: Patchy smoke. Sunny, with a high near 77. West wind 3 to 5 mph.

    High: 77 °F

    Patchy Smoke

  • Tonight

    Tonight: Patchy smoke. Mostly clear, with a low around 56. West northwest wind around 5 mph becoming calm.

    Low: 56 °F

    Patchy Smoke

  • Saturday

    Saturday: Patchy smoke before noon. Sunny, with a high near 82. South wind 6 to 13 mph becoming west in the afternoon. Winds could gust as high as 24 mph.

    High: 82 °F

    Patchy Smoke
    then Sunny

  • Saturday Night

    Saturday Night: Patchy smoke. Partly cloudy, with a low around 51. Northwest wind 15 to 18 mph, with gusts as high as 31 mph.

    Low: 51 °F

    Patchy Smoke

  • Sunday

    Sunday: Patchy smoke before 7am. Sunny, with a high near 70. West wind 8 to 15 mph, with gusts as high as 28 mph.

    High: 70 °F

    Patchy Smoke
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 41. North northwest wind 13 to 18 mph, with gusts as high as 28 mph.

    Low: 41 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 61. Northwest wind 7 to 10 mph, with gusts as high as 18 mph.

    High: 61 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 38. Northeast wind 5 to 7 mph.

    Low: 38 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

Detailed Forecast

This Afternoon
Patchy smoke. Sunny, with a high near 77. West wind 3 to 5 mph.
Tonight
Patchy smoke. Mostly clear, with a low around 56. West northwest wind around 5 mph becoming calm.
Saturday
Patchy smoke before noon. Sunny, with a high near 82. South wind 6 to 13 mph becoming west in the afternoon. Winds could gust as high as 24 mph.
Saturday Night
Patchy smoke. Partly cloudy, with a low around 51. Northwest wind 15 to 18 mph, with gusts as high as 31 mph.
Sunday
Patchy smoke before 7am. Sunny, with a high near 70. West wind 8 to 15 mph, with gusts as high as 28 mph.
Sunday Night
Mostly clear, with a low around 41. North northwest wind 13 to 18 mph, with gusts as high as 28 mph.
Monday
Sunny, with a high near 61. Northwest wind 7 to 10 mph, with gusts as high as 18 mph.
Monday Night
Mostly clear, with a low around 38. Northeast wind 5 to 7 mph.
Tuesday
Sunny, with a high near 67.
Tuesday Night
Mostly clear, with a low around 43.
Wednesday
Sunny, with a high near 74.
Wednesday Night
Mostly clear, with a low around 50.
Thursday
Sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Butte MT
 46.01°N 112.43°W (Elev. 7940 ft)
Last Update:
12:31 pm MDT Jul 31, 2026
Forecast Valid:
2pm MDT Jul 31, 2026-6pm MDT Aug 6, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

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Chance of Precipitation