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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20 Miles ENE Riggins ID

7 Day Forecast

For More Weather Information:

Missoula, MT Local Forecast Office

Late
Afternoon

Snow Chance for Measurable Precipitation 100%

Snow

High: 31 °F

Tonight

Snow Chance for Measurable Precipitation 100%

Snow

Low: 31 °F

Sunday

Rain/Snow Chance for Measurable Precipitation 100%

Rain/Snow

High: 35 °F

Sunday
Night

Snow Chance for Measurable Precipitation 90%

Snow

Low: 23 °F

Monday

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

High: 26 °F

Monday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 19 °F

Tuesday

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

High: 32 °F

Tuesday
Night

Chance Snow

Chance
Snow

Low: 27 °F

Wednesday

Snow Likely

Snow
Likely

High: 33 °F

Detailed Forecast

  • Late Afternoon Snow. High near 31. Breezy, with a south southwest wind around 25 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 2 to 4 inches possible.
  • Tonight Snow. Low around 31. Breezy, with a south southwest wind 25 to 28 mph, with gusts as high as 39 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.
  • Sunday Rain and snow, becoming all snow after 11am. The rain and snow could be heavy at times. High near 35. Breezy, with a west wind 20 to 28 mph, with gusts as high as 39 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.
  • Sunday Night Snow. Low around 23. West wind 13 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
  • Monday A 50 percent chance of snow showers. Mostly cloudy, with a high near 26. West wind around 15 mph, with gusts as high as 21 mph. New snow accumulation of 1 to 2 inches possible.
  • Monday Night A 20 percent chance of snow showers. Mostly cloudy, with a low around 19.
  • Tuesday A 30 percent chance of snow showers. Partly sunny, with a high near 32. New snow accumulation of less than a half inch possible.
  • Tuesday Night A chance of snow. Mostly cloudy, with a low around 27.
  • Wednesday Snow likely. Mostly cloudy, with a high near 33.
  • Wednesday Night Snow likely. Cloudy, with a low around 18.
  • Christmas Day A chance of snow. Mostly cloudy, with a high near 19.
  • Thursday Night A slight chance of snow. Mostly cloudy, with a low around 10.
  • Friday A slight chance of snow. Mostly cloudy, with a high near 18.
  • Friday Night A slight chance of snow. Mostly cloudy, with a low around 13.
  • Saturday A chance of snow. Mostly cloudy, with a high near 22.