Severe Thunderstorms in the Ohio Valley and Mid-Atlantic; Heat Continuing in the Central U.S.

Widespread strong to severe thunderstorms are expected from the Upper Ohio Valley into the Mid-Atlantic through Friday, with damaging winds as the primary threat. Dangerous heat will continue from the South-Central U.S. to the Midwest, Ohio/Tennessee valleys, and Mid-Atlantic. Widespread Major to Extreme Heat Risk is forecast into the weekend and will confine to the South-Central U.S. by Labor Day Read More >

Current conditions at

HELENA (HRWM8)

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

NA

65°F

18°C

Humidity 41%
Wind Speed N 6 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Last update 03 Sep 09:53 PM MDT
Extended Forecast for

11 Miles NNE Helena MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 46. Light northwest wind.

    Low: 46 °F

    Mostly Cloudy

  • Friday

    Friday: Increasing clouds, with a high near 79. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 79 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: A chance of showers before 1am, then a chance of showers after 5am.  Mostly cloudy, with a low around 46. North northwest wind 6 to 8 mph.  Chance of precipitation is 40%.

    Low: 46 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 77. North northwest wind 5 to 7 mph, with gusts as high as 18 mph.

    High: 77 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 46. North northwest wind 7 to 13 mph, with gusts as high as 24 mph.

    Low: 46 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 77. North northwest wind 3 to 7 mph.

    High: 77 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before midnight, then showers likely.  Low around 49. North wind 5 to 13 mph, with gusts as high as 25 mph.  Chance of precipitation is 80%.

    Low: 49 °F

    Showers

  • Labor Day

    Labor Day: Showers likely, then showers and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 69. Light and variable wind becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 69 °F

    Showers

  • Monday Night

    Monday Night: A chance of showers.  Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 46. Light northwest wind.
Friday
Increasing clouds, with a high near 79. Calm wind becoming west northwest around 6 mph in the afternoon.
Friday Night
A chance of showers before 1am, then a chance of showers after 5am. Mostly cloudy, with a low around 46. North northwest wind 6 to 8 mph. Chance of precipitation is 40%.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 77. North northwest wind 5 to 7 mph, with gusts as high as 18 mph.
Saturday Night
Partly cloudy, with a low around 46. North northwest wind 7 to 13 mph, with gusts as high as 24 mph.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77. North northwest wind 3 to 7 mph.
Sunday Night
Showers and possibly a thunderstorm before midnight, then showers likely. Low around 49. North wind 5 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Labor Day
Showers likely, then showers and possibly a thunderstorm after noon. Mostly cloudy, with a high near 69. Light and variable wind becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 25 mph.
Monday Night
A chance of showers. Mostly cloudy, with a low around 45.
Tuesday
A slight chance of showers before noon. Mostly sunny, with a high near 71.
Tuesday Night
Mostly clear, with a low around 43.
Wednesday
Mostly sunny, with a high near 74.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NNE Helena MT
 46.74°N 111.89°W (Elev. 3717 ft)
4:52 pm MDT Sep 3, 2026
10pm MDT Sep 3, 2026-6pm MDT Sep 10, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database