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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9 Miles NNW Mt Rainier WA

7 Day Forecast

For More Weather Information:

Seattle, WA Local Forecast Office

This
Afternoon

Heavy Rain Chance for Measurable Precipitation 100%

Heavy
Rain

High: 44 °F

Tonight

Heavy Rain Chance for Measurable Precipitation 80%

Heavy
Rain

Low: 40 °F

Monday

Heavy Rain Chance for Measurable Precipitation 40%

Heavy
Rain

High: 44 °F

Monday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 37 °F

Tuesday

Chance Rain Chance for Measurable Precipitation 50%

Chance
Rain

High: 44 °F

Tuesday
Night

Rain Chance for Measurable Precipitation 80%

Rain

Low: 35 °F

Wednesday

Snow Chance for Measurable Precipitation 80%

Snow

High: 39 °F

Wednesday
Night

Chance Snow

Chance
Snow

Low: 32 °F

Christmas
Day

Chance Snow

Chance
Snow

High: 37 °F

Detailed Forecast

  • This Afternoon Rain. The rain could be heavy at times. High near 44. West southwest wind around 20 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Tonight Rain, mainly before 4am. The rain could be heavy at times. Low around 40. Southwest wind 15 to 17 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
  • Monday A 40 percent chance of rain before 10am. The rain could be heavy at times. Partly sunny, with a high near 44. South southwest wind 6 to 10 mph.
  • Monday Night Mostly cloudy, with a low around 37. Southwest wind around 5 mph becoming calm in the evening.
  • Tuesday A 50 percent chance of rain. Cloudy, with a high near 44. Southwest wind 14 to 20 mph.
  • Tuesday Night Rain. Low around 35. Breezy. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
  • Wednesday Snow. High near 39. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.
  • Wednesday Night A chance of snow showers. Mostly cloudy, with a low around 32.
  • Christmas Day A chance of snow showers. Mostly cloudy, with a high near 37.
  • Thursday Night Mostly cloudy, with a low around 27.
  • Friday Partly sunny, with a high near 36.
  • Friday Night Mostly cloudy, with a low around 31.
  • Saturday A chance of rain. Partly sunny, with a high near 37.