Tropical Storm Edouard Impacting the Northwestern Gulf Coast; Hazardous Heat expands in the East

Tropical Storm Edouard will impact the northwestern Gulf Coast through Wednesday with gusty winds, storm surge, and heavy rainfall. Flash and river flooding will be possible, especially in southeastern Texas. Hazardous heat will expand across the central and eastern U.S. by mid-week, and daily chances for severe thunderstorms are expected from the eastern Great Lakes to the Mid-Atlantic this week. Read More >

Current conditions at

HELENA VALLEY (HVMT)

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

NA

79°F

26°C

Humidity 35%
Wind Speed ESE 5 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Heat Index79°F (26°C)
Last update 01 Sep 05:00 PM MDT
Extended Forecast for

10 Miles NNE Helena MT

  • Tonight

    Tonight: A 50 percent chance of showers, mainly before midnight.  Mostly cloudy, with a low around 52. Southeast wind 5 to 9 mph becoming west in the evening. Winds could gust as high as 21 mph.

    Low: 52 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Some of the storms could be severe.  Partly sunny, with a high near 82. Southeast wind 6 to 11 mph becoming south 15 to 20 mph in the afternoon. Winds could gust as high as 32 mph.

    High: 82 °F

    Partly Sunny
    then Severe
    Thunderstorms

  • Wednesday Night

    Wednesday Night: Patchy smoke between 11pm and 1am. Mostly cloudy, with a low around 46. West wind 5 to 14 mph becoming south southeast after midnight. Winds could gust as high as 25 mph.

    Low: 46 °F

    Patchy Smoke

  • Thursday

    Thursday: Mostly sunny, with a high near 77. South southeast wind 5 to 14 mph becoming west southwest in the afternoon. Winds could gust as high as 26 mph.

    High: 77 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 47. West southwest wind 8 to 13 mph becoming light and variable  after midnight. Winds could gust as high as 25 mph.

    Low: 47 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 78. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 78 °F

    Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers, mainly before midnight.  Partly cloudy, with a low around 47. North northwest wind 6 to 8 mph, with gusts as high as 18 mph.

    Low: 47 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 77. North northwest wind 3 to 7 mph.

    High: 77 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of showers before midnight.  Partly cloudy, with a low around 47.

    Low: 47 °F

    Slight Chance
    Showers then
    Mostly Clear

Detailed Forecast

Tonight
A 50 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 52. Southeast wind 5 to 9 mph becoming west in the evening. Winds could gust as high as 21 mph.
Wednesday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Some of the storms could be severe. Partly sunny, with a high near 82. Southeast wind 6 to 11 mph becoming south 15 to 20 mph in the afternoon. Winds could gust as high as 32 mph.
Wednesday Night
Patchy smoke between 11pm and 1am. Mostly cloudy, with a low around 46. West wind 5 to 14 mph becoming south southeast after midnight. Winds could gust as high as 25 mph.
Thursday
Mostly sunny, with a high near 77. South southeast wind 5 to 14 mph becoming west southwest in the afternoon. Winds could gust as high as 26 mph.
Thursday Night
Mostly cloudy, with a low around 47. West southwest wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 25 mph.
Friday
Sunny, with a high near 78. Calm wind becoming southwest around 6 mph in the afternoon.
Friday Night
A 30 percent chance of showers, mainly before midnight. Partly cloudy, with a low around 47. North northwest wind 6 to 8 mph, with gusts as high as 18 mph.
Saturday
Mostly sunny, with a high near 77. North northwest wind 3 to 7 mph.
Saturday Night
A slight chance of showers before midnight. Partly cloudy, with a low around 47.
Sunday
A slight chance of showers. Mostly sunny, with a high near 77.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 49.
Labor Day
A chance of showers. Partly sunny, with a high near 75.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 46.
Tuesday
A chance of showers. Partly sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NNE Helena MT
 46.74°N 111.89°W (Elev. 3717 ft)
4:06 pm MDT Sep 1, 2026
5pm MDT Sep 1, 2026-6pm MDT Sep 8, 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