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

Great Falls, Great Falls International Airport (KGTF)

Lat: 47.47333°NLon: 111.38222°WElev: 3675.0ft.

Clear

41°F

5°C

Humidity 41%
Wind Speed SW 13 MPH
Barometer 29.66 in (1004.4 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 01 Jan 07:20 PM MST
Extended Forecast for

Great Falls MT

  • Tonight

    Tonight: A chance of rain and snow, mainly between 11pm and 4am. Cloudy, with a low around 34. Southwest wind 5 to 8 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 34 °F

    Chance
    Rain/Snow

  • Friday

    Friday: Mostly cloudy, with a high near 56. Southwest wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 32 mph.

    High: 56 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 36. Southwest wind 9 to 18 mph, with gusts as high as 28 mph.

    Low: 36 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 53. South southwest wind 6 to 11 mph, with gusts as high as 21 mph.

    High: 53 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 37. South southwest wind around 11 mph, with gusts as high as 20 mph.

    Low: 37 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 55. South southwest wind 14 to 21 mph, with gusts as high as 33 mph.

    High: 55 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 34. South southwest wind 10 to 14 mph, with gusts as high as 23 mph.

    Low: 34 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 52. Southwest wind 10 to 16 mph, with gusts as high as 26 mph.

    High: 52 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of rain and snow, mainly between 11pm and 4am. Cloudy, with a low around 34. Southwest wind 5 to 8 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Friday
Mostly cloudy, with a high near 56. Southwest wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 32 mph.
Friday Night
Mostly cloudy, with a low around 36. Southwest wind 9 to 18 mph, with gusts as high as 28 mph.
Saturday
Mostly sunny, with a high near 53. South southwest wind 6 to 11 mph, with gusts as high as 21 mph.
Saturday Night
Partly cloudy, with a low around 37. South southwest wind around 11 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 55. South southwest wind 14 to 21 mph, with gusts as high as 33 mph.
Sunday Night
Partly cloudy, with a low around 34. South southwest wind 10 to 14 mph, with gusts as high as 23 mph.
Monday
Partly sunny, with a high near 52. Southwest wind 10 to 16 mph, with gusts as high as 26 mph.
Monday Night
Partly cloudy, with a low around 34.
Tuesday
Partly sunny, with a high near 48. Breezy.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
Partly sunny, with a high near 46.
Wednesday Night
Mostly cloudy, with a low around 26.
Thursday
A slight chance of snow. Partly sunny, with a high near 40.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Great Falls MT
 47.51°N 111.31°W (Elev. 3399 ft)
Last Update:
3:53 pm MST Jan 1, 2026
Forecast Valid:
7pm 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

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation