Showers and Storms in the East; Dangerously Hot and Dry in the West

Scattered showers and storms are expected across portions of the Central and Eastern U.S. through the end of the week. Meanwhile, dangerous heat will intensify across the Desert Southwest and Intermountain West. Hot, dry weather and increasing winds will allow elevated wildfire conditions to return to the northern Intermountain West, where air quality issues persist from ongoing fires. Read More >

Current conditions at

Sieben I-15 MP 216 (MTSBN)

Lat: 46.88748267°NLon: 112.1111196°WElev: 4199.0ft.

NA

78°F

26°C

Humidity 27%
Wind Speed NNE 11 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Heat Index78°F (26°C)
Last update 06 Aug 08:30 PM MDT
Extended Forecast for

4 Miles WNW Marysville MT

Fire Weather Watch August 7, 12:00pm until August 8, 09:00pm
Click here for hazard details and duration
Fire Weather Watch
  • Tonight

    Tonight: Areas of smoke. Mostly clear, with a low around 56. North northwest wind 5 to 7 mph becoming calm  after midnight.

    Low: 56 °F

    Areas Smoke

  • Friday

    Friday: Areas of smoke. Sunny, with a high near 86. Light and variable wind becoming west 8 to 13 mph in the afternoon. Winds could gust as high as 24 mph.

    High: 86 °F

    Areas Smoke

  • Friday Night

    Friday Night: Patchy smoke. Mostly clear, with a low around 60. West southwest wind 7 to 10 mph, with gusts as high as 22 mph.

    Low: 60 °F

    Patchy Smoke

  • Saturday

    Saturday: Patchy smoke before 7am. Sunny, with a high near 86. West southwest wind 6 to 11 mph, with gusts as high as 22 mph.

    High: 86 °F

    Patchy Smoke
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 60. West wind 7 to 11 mph, with gusts as high as 23 mph.

    Low: 60 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 83. West wind 5 to 9 mph.

    High: 83 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 57. West northwest wind 5 to 10 mph becoming light west  after midnight. Winds could gust as high as 18 mph.

    Low: 57 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 82. Light west southwest wind becoming west northwest 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 82 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

Detailed Forecast

Tonight
Areas of smoke. Mostly clear, with a low around 56. North northwest wind 5 to 7 mph becoming calm after midnight.
Friday
Areas of smoke. Sunny, with a high near 86. Light and variable wind becoming west 8 to 13 mph in the afternoon. Winds could gust as high as 24 mph.
Friday Night
Patchy smoke. Mostly clear, with a low around 60. West southwest wind 7 to 10 mph, with gusts as high as 22 mph.
Saturday
Patchy smoke before 7am. Sunny, with a high near 86. West southwest wind 6 to 11 mph, with gusts as high as 22 mph.
Saturday Night
Mostly clear, with a low around 60. West wind 7 to 11 mph, with gusts as high as 23 mph.
Sunday
Sunny, with a high near 83. West wind 5 to 9 mph.
Sunday Night
Mostly clear, with a low around 57. West northwest wind 5 to 10 mph becoming light west after midnight. Winds could gust as high as 18 mph.
Monday
Sunny, with a high near 82. Light west southwest wind becoming west northwest 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 56.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 54.
Thursday
A slight chance of showers and thunderstorms. Sunny, with a high near 73.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Marysville MT
 46.79°N 112.39°W (Elev. 4895 ft)
8:02 pm MDT Aug 6, 2026
8pm MDT Aug 6, 2026-6pm MDT Aug 13, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database