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 Pacific Northwest through late 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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Mt Rainier WA

7 Day Forecast

For More Weather Information:

Seattle, WA Local Forecast Office

This
Afternoon

Snow Chance for Measurable Precipitation 100%

Snow

High: 10 °FFalling Temperatures

Tonight

Snow Chance for Measurable Precipitation 80%

Snow

Low: 6 °F

Monday

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

High: 18 °F

Monday
Night

Blustery

Blustery

Low: 17 °F

Tuesday

Snow Chance for Measurable Precipitation 80%

Snow

High: 20 °F

Tuesday
Night

Snow Chance for Measurable Precipitation 80%

Snow

Low: 4 °F

Wednesday

Snow Chance for Measurable Precipitation 90%

Snow

High: 6 °F

Wednesday
Night

Chance Snow

Chance
Snow

Low: -5 °F

Christmas
Day

Chance Snow

Chance
Snow

High: 4 °F

Detailed Forecast

  • This Afternoon Snow. Temperature falling to around 7 by 4pm. Windy, with a west wind 43 to 47 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 17 to 23 inches possible.
  • Tonight Snow, mainly before 4am. Low around 6. Windy, with a west wind around 40 mph, with gusts as high as 48 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.
  • Monday A 40 percent chance of snow before 10am. Partly sunny, with a high near 18. Windy, with a northwest wind 24 to 33 mph, with gusts as high as 44 mph. New snow accumulation of less than a half inch possible.
  • Monday Night Mostly cloudy, with a low around 17. Blustery, with a west northwest wind 17 to 23 mph.
  • Tuesday Snow, mainly after 4pm. High near 20. Breezy, with a west southwest wind 16 to 25 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
  • Tuesday Night Snow. Low around 4. Breezy. Chance of precipitation is 80%. New snow accumulation of 5 to 9 inches possible.
  • Wednesday Snow. High near 6. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.
  • Wednesday Night A chance of snow showers. Mostly cloudy, with a low around -5.
  • Christmas Day A chance of snow showers. Partly sunny and cold, with a high near 4.
  • Thursday Night Mostly cloudy, with a low around 1.
  • Friday Partly sunny and cold, with a high near 6.
  • Friday Night Mostly cloudy, with a low around 0.
  • Saturday A chance of snow. Partly sunny and cold, with a high near 2. Breezy.