Tracking Atmospheric River for the West Coast; Space Weather Storming Continues

An atmospheric river will bring threats of gusty to high winds and heavy rainfall to California mainly Thursday into Saturday which may bring areas of flooding and wind damage. Heavy snow will be possible over the Sierra Nevada mountains Thursday into Friday associated with the atmospheric river. Minor to severe geomagnetic storming (space weather) is expected to continue into early Thursday. Read More >

Current conditions at

HELENA VALLEY (HVMT)

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

NA

39°F

4°C

Humidity 70%
Wind Speed S 1 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Last update 12 Nov 08:00 PM MST
Extended Forecast for

6 Miles NNW Helena MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 38. West southwest wind 6 to 8 mph becoming east northeast after midnight.

    Low: 38 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 63. North northeast wind 7 to 12 mph becoming south southwest 13 to 18 mph in the afternoon. Winds could gust as high as 32 mph.

    High: 63 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of rain after 11pm.  Mostly cloudy, with a low around 44. South southwest wind 17 to 20 mph, with gusts as high as 33 mph.

    Low: 44 °F

    Chance Rain

  • Friday

    Friday: A chance of rain before 11am, then a chance of rain and snow.  Partly sunny, with a high near 56. Breezy, with a west wind 16 to 22 mph, with gusts as high as 37 mph.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 56 °F

    Chance
    Rain/Snow and
    Breezy

  • Friday Night

    Friday Night: A chance of rain and snow, mainly before 11pm.  Mostly cloudy, with a low around 37. West wind 14 to 20 mph, with gusts as high as 33 mph.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 37 °F

    Chance
    Rain/Snow

  • Saturday

    Saturday: Partly sunny, with a high near 51. West southwest wind 9 to 11 mph, with gusts as high as 21 mph.

    High: 51 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 34. South southwest wind 7 to 9 mph.

    Low: 34 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 51. South southwest wind around 7 mph becoming southeast in the afternoon.

    High: 51 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of rain before 11pm, then a chance of rain and snow.  Mostly cloudy, with a low around 34.

    Low: 34 °F

    Chance
    Rain/Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around 38. West southwest wind 6 to 8 mph becoming east northeast after midnight.
Thursday
Mostly sunny, with a high near 63. North northeast wind 7 to 12 mph becoming south southwest 13 to 18 mph in the afternoon. Winds could gust as high as 32 mph.
Thursday Night
A 30 percent chance of rain after 11pm. Mostly cloudy, with a low around 44. South southwest wind 17 to 20 mph, with gusts as high as 33 mph.
Friday
A chance of rain before 11am, then a chance of rain and snow. Partly sunny, with a high near 56. Breezy, with a west wind 16 to 22 mph, with gusts as high as 37 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Friday Night
A chance of rain and snow, mainly before 11pm. Mostly cloudy, with a low around 37. West wind 14 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Saturday
Partly sunny, with a high near 51. West southwest wind 9 to 11 mph, with gusts as high as 21 mph.
Saturday Night
Partly cloudy, with a low around 34. South southwest wind 7 to 9 mph.
Sunday
Mostly sunny, with a high near 51. South southwest wind around 7 mph becoming southeast in the afternoon.
Sunday Night
A chance of rain before 11pm, then a chance of rain and snow. Mostly cloudy, with a low around 34.
Monday
A chance of rain and snow. Mostly cloudy, with a high near 44.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 28.
Tuesday
A slight chance of snow. Partly sunny, with a high near 38.
Tuesday Night
A slight chance of snow. Mostly cloudy, with a low around 26.
Wednesday
A slight chance of snow. Partly sunny, with a high near 38.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNW Helena MT
 46.68°N 112.09°W (Elev. 4806 ft)
8:19 pm MST Nov 12, 2025
8pm MST Nov 12, 2025-6pm MST Nov 19, 2025
 
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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