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Heavy Rain in the Southern Appalachians; Heat Continues in the West; Monitoring Tropical Storm Erin

Heavy to excessive rain falling over the southern Appalachians may bring areas of flooding into Wednesday. Hot temperatures are in place through Wednesday across parts of the western U.S. and New England. Tropical Storm Erin is forecast to become a Hurricane by late this week as it moves westward across the central Atlantic Ocean. Monitor forecasts for any Puerto Rico or U.S. East Coast impacts. Read More >

Current conditions at

HELENA VALLEY (HVMT)

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

NA

84°F

29°C

Humidity 25%
Wind Speed W 5 MPH
Barometer NA
Dewpoint 45°F (7°C)
Visibility NA
Heat Index82°F (28°C)
Last update 12 Aug 08:00 PM MDT
Extended Forecast for

11 Miles ENE East Helena MT

  • Tonight

    Tonight: Mostly clear, with a low around 59. Northwest wind 6 to 10 mph becoming east after midnight. Winds could gust as high as 20 mph.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 92. East wind 6 to 15 mph becoming west in the afternoon. Winds could gust as high as 28 mph.

    High: 92 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56. West northwest wind 6 to 15 mph, with gusts as high as 28 mph.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 86. West wind 6 to 11 mph, with gusts as high as 23 mph.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 54. West northwest wind 5 to 14 mph, with gusts as high as 24 mph.

    Low: 54 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 85. Light and variable wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 21 mph.

    High: 85 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 55. Northwest wind 6 to 9 mph, with gusts as high as 20 mph.

    Low: 55 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 85. South wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 21 mph.

    High: 85 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 59. Northwest wind 6 to 10 mph becoming east after midnight. Winds could gust as high as 20 mph.
Wednesday
Sunny, with a high near 92. East wind 6 to 15 mph becoming west in the afternoon. Winds could gust as high as 28 mph.
Wednesday Night
Mostly clear, with a low around 56. West northwest wind 6 to 15 mph, with gusts as high as 28 mph.
Thursday
Sunny, with a high near 86. West wind 6 to 11 mph, with gusts as high as 23 mph.
Thursday Night
Mostly clear, with a low around 54. West northwest wind 5 to 14 mph, with gusts as high as 24 mph.
Friday
Mostly sunny, with a high near 85. Light and variable wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 21 mph.
Friday Night
Partly cloudy, with a low around 55. Northwest wind 6 to 9 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny, with a high near 85. South wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 21 mph.
Saturday Night
Partly cloudy, with a low around 56.
Sunday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 87.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 56.
Monday
Sunny, with a high near 90.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
Sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles ENE East Helena MT
 46.66°N 111.69°W (Elev. 4016 ft)
Last Update:
2:14 pm MDT Aug 12, 2025
Forecast Valid:
8pm MDT Aug 12, 2025-6pm MDT Aug 19, 2025
 
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Additional Resources

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