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.

Overcast

34°F

1°C

Humidity 80%
Wind Speed N 0 MPH
Barometer 29.75 in (1007.45 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 01 Jan 11:05 PM MST
Extended Forecast for

Clancy MT

  • Tonight

    Tonight: Rain likely, mainly before 4am. Cloudy, with a low around 32. Light south southwest wind. Chance of precipitation is 60%.

    Low: 32 °F

    Rain Likely

  • Friday

    Friday: A 20 percent chance of rain before 8am. Mostly cloudy, with a high near 49. South southwest wind 5 to 7 mph.

    High: 49 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 32. South southwest wind around 7 mph.

    Low: 32 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 49. South wind 5 to 8 mph.

    High: 49 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 33. South wind around 7 mph.

    Low: 33 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 49. South southwest wind 7 to 10 mph, with gusts as high as 21 mph.

    High: 49 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A slight chance of rain after 11pm, mixing with snow after 2am. Mostly cloudy, with a low around 31. South southwest wind around 7 mph. Chance of precipitation is 20%.

    Low: 31 °F

    Slight Chance
    Rain then
    Slight Chance
    Rain/Snow

  • Monday

    Monday: A chance of rain and snow, mainly before 11am. Partly sunny, with a high near 47. South southwest wind 6 to 8 mph.

    High: 47 °F

    Chance
    Rain/Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Rain likely, mainly before 4am. Cloudy, with a low around 32. Light south southwest wind. Chance of precipitation is 60%.
Friday
A 20 percent chance of rain before 8am. Mostly cloudy, with a high near 49. South southwest wind 5 to 7 mph.
Friday Night
Mostly cloudy, with a low around 32. South southwest wind around 7 mph.
Saturday
Mostly sunny, with a high near 49. South wind 5 to 8 mph.
Saturday Night
Mostly cloudy, with a low around 33. South wind around 7 mph.
Sunday
Mostly sunny, with a high near 49. South southwest wind 7 to 10 mph, with gusts as high as 21 mph.
Sunday Night
A slight chance of rain after 11pm, mixing with snow after 2am. Mostly cloudy, with a low around 31. South southwest wind around 7 mph. Chance of precipitation is 20%.
Monday
A chance of rain and snow, mainly before 11am. Partly sunny, with a high near 47. South southwest wind 6 to 8 mph.
Monday Night
Mostly cloudy, with a low around 28.
Tuesday
Partly sunny, with a high near 43.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
A slight chance of snow. Partly sunny, with a high near 41.
Wednesday Night
A slight chance of snow. Mostly cloudy, with a low around 21.
Thursday
A chance of snow. Partly sunny, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Clancy MT
 46.46°N 111.99°W (Elev. 4400 ft)
Last Update:
9:32 pm MST Jan 1, 2026
Forecast Valid:
11pm MST Jan 1, 2026-6pm MST Jan 8, 2026
 
Forecast Discussion
 
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Additional Resources

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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