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

Atmospheric River Continues to Impact the Northwest U.S.; Gusty to High Winds in the Northeast U.S.

A strong atmospheric river will continue moderate to heavy rainfall with possible flooding, gusty to high winds, and mountain snows for parts of the Northwest U.S. into Thursday. Additional impacts are likely into Friday with a cold front. A fast-moving storm system will cross the Northeast U.S. Wednesday into Thursday with gusty to high winds and areas of rain and high elevation snow showers. Read More >

Current conditions at

Helena Regional Airport (KHLN)

Lat: 46.60445°NLon: 111.9892°WElev: 3874.0ft.

Clear

36°F

2°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 05 Nov 01:35 AM MST
Extended Forecast for

Helena MT

  • Overnight

    Overnight: Partly cloudy early, then becoming cloudy, with a low around 32. Light and variable wind.

    Low: 32 °F

    Becoming
    Cloudy

  • Wednesday

    Wednesday: Cloudy through mid morning, then becoming mostly sunny, with a high near 58. Light and variable wind becoming southeast 5 to 8 mph in the morning.

    High: 58 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain, mainly before 11pm. Partly cloudy, with a low around 36. South southwest wind 10 to 13 mph, with gusts as high as 28 mph.

    Low: 36 °F

    Chance Rain

  • Thursday

    Thursday: A 20 percent chance of rain before 11am. Mostly sunny, with a high near 53. West wind 9 to 14 mph increasing to 15 to 20 mph in the morning. Winds could gust as high as 36 mph.

    High: 53 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Thursday Night

    Thursday Night: A 10 percent chance of snow after 5am. Partly cloudy, with a low around 32. South southwest wind 9 to 13 mph, with gusts as high as 25 mph.

    Low: 32 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Friday

    Friday: Rain likely, possibly mixed with snow, becoming all rain after 8am. Partly sunny, with a high near 50. South southwest wind 8 to 13 mph becoming west 15 to 20 mph in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 50 °F

    Rain/Snow
    Likely then
    Chance Rain

  • Friday Night

    Friday Night: Partly cloudy, with a low around 29. West wind 14 to 18 mph, with gusts as high as 38 mph.

    Low: 29 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 46. West wind around 8 mph, with gusts as high as 20 mph.

    High: 46 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy early, then becoming cloudy, with a low around 32. Light and variable wind.
Wednesday
Cloudy through mid morning, then becoming mostly sunny, with a high near 58. Light and variable wind becoming southeast 5 to 8 mph in the morning.
Wednesday Night
A 30 percent chance of rain, mainly before 11pm. Partly cloudy, with a low around 36. South southwest wind 10 to 13 mph, with gusts as high as 28 mph.
Thursday
A 20 percent chance of rain before 11am. Mostly sunny, with a high near 53. West wind 9 to 14 mph increasing to 15 to 20 mph in the morning. Winds could gust as high as 36 mph.
Thursday Night
A 10 percent chance of snow after 5am. Partly cloudy, with a low around 32. South southwest wind 9 to 13 mph, with gusts as high as 25 mph.
Friday
Rain likely, possibly mixed with snow, becoming all rain after 8am. Partly sunny, with a high near 50. South southwest wind 8 to 13 mph becoming west 15 to 20 mph in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Friday Night
Partly cloudy, with a low around 29. West wind 14 to 18 mph, with gusts as high as 38 mph.
Saturday
Mostly sunny, with a high near 46. West wind around 8 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 23.
Sunday
Partly sunny, with a high near 51.
Sunday Night
Mostly cloudy, with a low around 31.
Monday
Partly sunny, with a high near 58.
Monday Night
Mostly cloudy, with a low around 35.
Veterans Day
Mostly sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Helena MT
 46.61°N 112.02°W (Elev. 3940 ft)
Last Update:
10:58 pm MST Nov 4, 2025
Forecast Valid:
1am MST Nov 5, 2025-6pm MST Nov 11, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation