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

Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >

Current conditions at

HELENA VALLEY (HVMT)

Lat: 46.67917°NLon: 111.98333°WElev: 3673.0ft.

NA

39°F

4°C

Humidity 89%
Wind Speed W 1 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Last update 03 Oct 03:00 AM MDT
Extended Forecast for

7 Miles N Helena MT

  • Overnight

    Overnight: Areas of smoke. Mostly clear, with a low around 43. Northwest wind around 5 mph becoming calm.

    Low: 43 °F

    Areas Smoke

  • Saturday

    Saturday: Areas of smoke before 10am. Increasing clouds, with a high near 70. Light and variable wind.

    High: 70 °F

    Areas Smoke
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, then gradually becoming clear, with a low around 38. Calm wind.

    Low: 38 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 77. Light and variable wind.

    High: 77 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 43. Light and variable wind.

    Low: 43 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 81. Light and variable wind becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 81 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 46. South southwest wind 3 to 8 mph.

    Low: 46 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 78. Calm wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

Detailed Forecast

Overnight
Areas of smoke. Mostly clear, with a low around 43. Northwest wind around 5 mph becoming calm.
Saturday
Areas of smoke before 10am. Increasing clouds, with a high near 70. Light and variable wind.
Saturday Night
Mostly cloudy, then gradually becoming clear, with a low around 38. Calm wind.
Sunday
Sunny, with a high near 77. Light and variable wind.
Sunday Night
Mostly clear, with a low around 43. Light and variable wind.
Monday
Mostly sunny, with a high near 81. Light and variable wind becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 25 mph.
Monday Night
Partly cloudy, with a low around 46. South southwest wind 3 to 8 mph.
Tuesday
Sunny, with a high near 78. Calm wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 21 mph.
Tuesday Night
Partly cloudy, with a low around 44.
Wednesday
Sunny, with a high near 77.
Wednesday Night
Mostly clear, with a low around 43.
Thursday
Sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 44.
Friday
Mostly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles N Helena MT
 46.69°N 111.97°W (Elev. 3714 ft)
Last Update:
12:31 am MDT Oct 3, 2026
Forecast Valid:
3am MDT Oct 3, 2026-6pm MDT Oct 9, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation