National Weather Service United States Department of Commerce

Heavy rain and mountain snow across the northwestern U.S. this weekend

A Pacific storm system will continue to impact the West Coast through Sunday. Heavy rainfall could lead to flash flooding, river and small stream flooding, as well as mudslides and debris flows, especially over burn scars. At higher elevations, strong winds and heavy snowfall, with accumulations of 1 to 3 feet, could result in hazardous travel through mountain passes.
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Current Conditions

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Marysville MT

7 Day Forecast

For More Weather Information:

Great Falls, MT Local Forecast Office

Overnight

Snow Chance for Measurable Precipitation 80%

Snow

Low: 33 °F

Sunday

Snow Chance for Measurable Precipitation 80%

Snow

High: 37 °F

Sunday
Night

Snow Likely Chance for Measurable Precipitation 60%

Snow
Likely

Low: 25 °F

Monday

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

High: 28 °F

Monday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 20 °F

Tuesday

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

High: 33 °F

Tuesday
Night

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

Low: 27 °F

Wednesday

Snow Likely

Snow
Likely

High: 33 °F

Wednesday
Night

Snow Likely

Snow
Likely

Low: 20 °F

Detailed Forecast

  • Overnight Snow. Low around 33. Breezy, with a west southwest wind around 22 mph, with gusts as high as 40 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 1 to 2 inches possible.
  • Sunday Snow. High near 37. Windy, with a west wind 28 to 37 mph, with gusts as high as 60 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
  • Sunday Night Snow likely, mainly before 11pm. Mostly cloudy, with a low around 25. Windy, with a west wind 32 to 39 mph, with gusts as high as 60 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
  • Monday A 40 percent chance of snow. Partly sunny, with a high near 28. Windy, with a west wind 26 to 32 mph, with gusts as high as 45 mph. New snow accumulation of less than one inch possible.
  • Monday Night A 20 percent chance of snow showers. Mostly cloudy, with a low around 20. Blustery, with a west wind 20 to 23 mph, with gusts as high as 32 mph.
  • Tuesday A 30 percent chance of snow showers. Partly sunny, with a high near 33. New snow accumulation of less than a half inch possible.
  • Tuesday Night A 40 percent chance of snow. Mostly cloudy, with a low around 27. Breezy. New snow accumulation of less than a half inch possible.
  • Wednesday Snow likely. Mostly cloudy, with a high near 33.
  • Wednesday Night Snow likely. Mostly cloudy, with a low around 20.
  • Christmas Day Snow likely. Mostly cloudy, with a high near 23.
  • Thursday Night A chance of snow. Mostly cloudy, with a low around 8.
  • Friday A chance of snow. Mostly cloudy, with a high near 17.
  • Friday Night A chance of snow. Mostly cloudy, with a low around 13.
  • Saturday A chance of snow. Mostly cloudy, with a high near 25.