Heat Persists in the Southwest; Elevated to Critical Fire Weather in the Great Basin; Poor Air Quality in the West

Dangerous heat will persist across the Southwest U.S. through this week, easing by next week. The heat will focus further east in the Great Plains and Mississippi Valley beginning next week. Elevated to locally critical fire weather conditions will persist for the Great Basin today. Poor air quality lingers for the Northwest, Great Basin, Central Rockies into the Plains. Read More >

Hazardous Weather Conditions

Current conditions at

JETTE (JETM8)

Lat: 47.76706°NLon: 114.23378°WElev: 3593.0ft.

NA

49°F

9°C

Humidity 76%
Wind Speed ESE 0 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 04 Aug 06:43 AM MDT
Extended Forecast for

4 Miles W Big Arm MT

  • Today

    Today: Sunny, with a high near 75. Light and variable wind.

    High: 75 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 51. Light and variable wind.

    Low: 51 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 82. Calm wind becoming south around 5 mph in the afternoon.

    High: 82 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 54. West southwest wind around 5 mph becoming calm  in the evening.

    Low: 54 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 89. Calm wind becoming south around 5 mph in the afternoon.

    High: 89 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 58.

    Low: 58 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 75. Light and variable wind.
Tonight
Mostly clear, with a low around 51. Light and variable wind.
Wednesday
Sunny, with a high near 82. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 54. West southwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 89. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 58.
Friday
Sunny, with a high near 90.
Friday Night
Clear, with a low around 58.
Saturday
Sunny, with a high near 87.
Saturday Night
Mostly clear, with a low around 57.
Sunday
Sunny, with a high near 84.
Sunday Night
Mostly clear, with a low around 56.
Monday
Sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Big Arm MT
 47.79°N 114.38°W (Elev. 3816 ft)
2:01 am MDT Aug 4, 2026
7am MDT Aug 4, 2026-6pm MDT Aug 10, 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