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

Lake Effect Snow through Saturday: A Series of Storms Impact the West

Lake effect snow showers will continue through Saturday downwind of Lakes Erie, Ontario and the eastern portion of Lake Superior. A series of storm systems will continue to impact California and the Pacific Northwest through the weekend and into next week, bringing widespread rainfall, mountain snowfall, and gusty winds. Coastal flooding is expected in northern California. Read More >

Current conditions at

Helena Regional Airport (KHLN)

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

Partly Cloudy

32°F

0°C

Humidity 92%
Wind Speed N 0 MPH
Barometer 29.81 in (1009.48 mb)
Dewpoint 30°F (-1°C)
Visibility 8.00 mi
Last update 02 Jan 07:35 AM MST
Extended Forecast for

Helena MT

  • Today

    Today: Mostly cloudy, with a high near 45. South southeast wind 3 to 6 mph.

    High: 45 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 29. South wind around 6 mph.

    Low: 29 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 46. South southeast wind 5 to 8 mph.

    High: 46 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 31. South wind 7 to 9 mph.

    Low: 31 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 48. South wind 7 to 11 mph, with gusts as high as 22 mph.

    High: 48 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 27. South wind 6 to 8 mph.

    Low: 27 °F

    Partly Cloudy

  • Monday

    Monday: A slight chance of rain and snow. Partly sunny, with a high near 44. South southwest wind 5 to 9 mph. Chance of precipitation is 20%.

    High: 44 °F

    Slight Chance
    Rain/Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 26. Southwest wind 6 to 8 mph.

    Low: 26 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 42.

    High: 42 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 45. South southeast wind 3 to 6 mph.
Tonight
Mostly cloudy, with a low around 29. South wind around 6 mph.
Saturday
Mostly sunny, with a high near 46. South southeast wind 5 to 8 mph.
Saturday Night
Mostly cloudy, with a low around 31. South wind 7 to 9 mph.
Sunday
Mostly sunny, with a high near 48. South wind 7 to 11 mph, with gusts as high as 22 mph.
Sunday Night
Partly cloudy, with a low around 27. South wind 6 to 8 mph.
Monday
A slight chance of rain and snow. Partly sunny, with a high near 44. South southwest wind 5 to 9 mph. Chance of precipitation is 20%.
Monday Night
Mostly cloudy, with a low around 26. Southwest wind 6 to 8 mph.
Tuesday
Partly sunny, with a high near 42.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
A slight chance of snow. Partly sunny, with a high near 40.
Wednesday Night
A slight chance of snow. Mostly cloudy, with a low around 20.
Thursday
A slight chance of snow. Partly sunny, with a high near 35.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Helena MT
 46.61°N 111.96°W (Elev. 3796 ft)
Last Update:
4:37 am MST Jan 2, 2026
Forecast Valid:
8am MST Jan 2, 2026-6pm MST Jan 8, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation