Heat Across the Center of the Nation; Severe Thunderstorms Across the Great Lakes and Ohio Valley

Heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest into Monday. Fire weather concerns continue for portions of the Intermountain West. Active monsoonal moisture fuels thunderstorms over the Southwest with possible flash flooding. Tropical cyclone Fausto in the Pacific, should weaken as it approaches Hawaii; Dangerous surf, swells and rip currents are expected. Read More >

Hazardous Weather Conditions

Current conditions at

HELENA (HRWM8)

Lat: 46.73167°NLon: 112.01917°WElev: 3800.0ft.

NA

89°F

32°C

Humidity 20%
Wind Speed S 6 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Heat Index85°F (29°C)
Last update 26 Jul 01:53 PM MDT
Extended Forecast for

4 Miles S Marysville MT

  • This Afternoon

    This Afternoon: Patchy smoke. Sunny, with a high near 77. West wind 6 to 8 mph.

    High: 77 °F

    Patchy Smoke

  • Tonight

    Tonight: Patchy smoke. Mostly clear, with a low around 58. Northwest wind 7 to 13 mph.

    Low: 58 °F

    Patchy Smoke

  • Monday

    Monday: Areas of smoke. Sunny, with a high near 77. North wind 5 to 10 mph becoming light and variable.

    High: 77 °F

    Areas Smoke

  • Monday Night

    Monday Night: Areas of smoke. Mostly clear, with a low around 56. West wind 8 to 10 mph.

    Low: 56 °F

    Areas Smoke

  • Tuesday

    Tuesday: Areas of smoke before 7am. Sunny, with a high near 76. West wind 5 to 10 mph.

    High: 76 °F

    Areas Smoke
    then Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 56. West wind 9 to 13 mph.

    Low: 56 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 75. West wind 5 to 13 mph becoming north northeast in the afternoon.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57. West wind 5 to 8 mph.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

Detailed Forecast

This Afternoon
Patchy smoke. Sunny, with a high near 77. West wind 6 to 8 mph.
Tonight
Patchy smoke. Mostly clear, with a low around 58. Northwest wind 7 to 13 mph.
Monday
Areas of smoke. Sunny, with a high near 77. North wind 5 to 10 mph becoming light and variable.
Monday Night
Areas of smoke. Mostly clear, with a low around 56. West wind 8 to 10 mph.
Tuesday
Areas of smoke before 7am. Sunny, with a high near 76. West wind 5 to 10 mph.
Tuesday Night
Clear, with a low around 56. West wind 9 to 13 mph.
Wednesday
Sunny, with a high near 75. West wind 5 to 13 mph becoming north northeast in the afternoon.
Wednesday Night
Mostly clear, with a low around 57. West wind 5 to 8 mph.
Thursday
Sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 58.
Friday
Sunny, with a high near 79.
Friday Night
Mostly clear, with a low around 60.
Saturday
Sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Marysville MT
 46.69°N 112.31°W (Elev. 7024 ft)
12:41 pm MDT Jul 26, 2026
2pm MDT Jul 26, 2026-6pm MDT Aug 1, 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