National Weather Service United States Department of Commerce

Rainfall and mountain snow will continue across the western U.S. into Monday

Heavy precipitation along the west coast will persist with a focus along the Coastal Ranges and Cascades. While not nearly as impressive as recent days, the forecast suggests another 1 to 3 inches of rainfall is possible across this region. Farther inland, moderate to heavy snow is likely over the Wasatch and Colorado Rockies with 1 to 2 foot amounts possible through Monday.
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Current Conditions

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6 Miles WNW Big Sky MT

7 Day Forecast

For More Weather Information:

Great Falls, MT Local Forecast Office

Today

Snow Likely Chance for Measurable Precipitation 70%

Snow
Likely

High: 19 °FFalling Temperatures

Tonight

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

Low: 8 °F

Tuesday

Partly Sunny

Partly
Sunny

High: 21 °F

Tuesday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 16 °F

Wednesday

Blowing Snow Chance for Measurable Precipitation 20%

Blowing
Snow

High: 26 °F

Wednesday
Night

Snow Chance for Measurable Precipitation 100%

Snow

Low: 14 °F

Christmas
Day

Snow Chance for Measurable Precipitation 90%

Snow

High: 18 °F

Thursday
Night

Chance Snow

Chance
Snow

Low: 6 °F

Friday

Slight Chance Snow

Slight Chc
Snow

High: 14 °F

Detailed Forecast

  • Today Snow likely. Mostly cloudy, with a temperature falling to around 15 by 5pm. Wind chill values as low as -2. Blustery, with a west northwest wind 17 to 23 mph, with gusts as high as 32 mph. Chance of precipitation is 70%. Total daytime snow accumulation of 1 to 3 inches possible.
  • Tonight A 30 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 8. Wind chill values as low as -4. Northwest wind 15 to 20 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 26 mph. New snow accumulation of less than one inch possible.
  • Tuesday Partly sunny, with a high near 21. Wind chill values as low as -5. West wind 11 to 13 mph, with gusts as high as 18 mph.
  • Tuesday Night A 20 percent chance of snow. Mostly cloudy, with a low around 16. West southwest wind 14 to 18 mph, with gusts as high as 26 mph.
  • Wednesday Areas of blowing snow and a slight chance of snow after 11am. Cloudy, with a high near 26. Breezy, with a west southwest wind 20 to 28 mph, with gusts as high as 39 mph. Chance of precipitation is 20%.
  • Wednesday Night Snow with widespread blowing snow. Low around 14. Breezy. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.
  • Christmas Day Snow. High near 18. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
  • Thursday Night A chance of snow. Cloudy, with a low around 6.
  • Friday A slight chance of snow. Mostly cloudy, with a high near 14.
  • Friday Night A slight chance of snow. Partly cloudy, with a low around 7.
  • Saturday A slight chance of snow. Mostly cloudy, with a high near 17.
  • Saturday Night A chance of snow. Mostly cloudy, with a low around 12.
  • Sunday A chance of snow. Mostly cloudy, with a high near 18.