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

58°F

14°C

Humidity 55%
Wind Speed NE 4 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 27 Jul 06:53 AM MDT
Extended Forecast for

6 Miles SW Marysville MT

  • Today

    Today: Areas of smoke. Mostly sunny, with a high near 78. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 78 °F

    Areas Smoke

  • Tonight

    Tonight: Areas of smoke. Partly cloudy, with a low around 55. West northwest wind 3 to 6 mph.

    Low: 55 °F

    Areas Smoke

  • Tuesday

    Tuesday: Areas of smoke. Mostly sunny, with a high near 78. Light west southwest wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 78 °F

    Areas Smoke

  • Tuesday Night

    Tuesday Night: Areas of smoke before 7pm. Mostly clear, with a low around 55. West wind 5 to 9 mph.

    Low: 55 °F

    Areas Smoke
    then Mostly
    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 79. West wind 5 to 9 mph, with gusts as high as 18 mph.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56. West northwest wind 5 to 9 mph becoming light west  after midnight.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 80. Light west southwest wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56. West northwest wind 5 to 8 mph.

    Low: 56 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

Detailed Forecast

Today
Areas of smoke. Mostly sunny, with a high near 78. Calm wind becoming west southwest around 6 mph in the afternoon.
Tonight
Areas of smoke. Partly cloudy, with a low around 55. West northwest wind 3 to 6 mph.
Tuesday
Areas of smoke. Mostly sunny, with a high near 78. Light west southwest wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Areas of smoke before 7pm. Mostly clear, with a low around 55. West wind 5 to 9 mph.
Wednesday
Sunny, with a high near 79. West wind 5 to 9 mph, with gusts as high as 18 mph.
Wednesday Night
Mostly clear, with a low around 56. West northwest wind 5 to 9 mph becoming light west after midnight.
Thursday
Sunny, with a high near 80. Light west southwest wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.
Thursday Night
Mostly clear, with a low around 56. West northwest wind 5 to 8 mph.
Friday
Sunny, with a high near 83.
Friday Night
Clear, with a low around 58.
Saturday
Sunny, with a high near 86.
Saturday Night
Mostly clear, with a low around 54.
Sunday
Sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SW Marysville MT
 46.7°N 112.38°W (Elev. 6184 ft)
3:47 am MDT Jul 27, 2026
7am MDT Jul 27, 2026-6pm MDT Aug 2, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database