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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2 Miles WSW Mt Rainier WA

7 Day Forecast

For More Weather Information:

Seattle, WA Local Forecast Office

Overnight

Heavy Snow Chance for Measurable Precipitation 100%

Heavy
Snow

Low: 8 °F

Sunday

Heavy Snow Chance for Measurable Precipitation 100%

Heavy
Snow

High: 13 °F

Sunday
Night

Snow Chance for Measurable Precipitation 80%

Snow

Low: 8 °F

Monday

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

High: 21 °F

Monday
Night

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

Low: 20 °F

Tuesday

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

High: 23 °F

Tuesday
Night

Snow Likely Chance for Measurable Precipitation 70%

Snow
Likely

Low: 8 °F

Wednesday

Snow Likely

Snow
Likely

High: 10 °F

Wednesday
Night

Chance Snow

Chance
Snow

Low: 0 °F

Detailed Forecast

  • Overnight Snow showers. The snow could be heavy at times. Low around 8. Windy, with a west wind 46 to 50 mph, with gusts as high as 65 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 33 to 39 inches possible.
  • Sunday Snow showers. The snow could be heavy at times. High near 13. Windy, with a west wind 41 to 49 mph, with gusts as high as 65 mph. Chance of precipitation is 100%. New snow accumulation of 16 to 22 inches possible.
  • Sunday Night Snow showers. Low around 8. Windy, with a west northwest wind 38 to 40 mph, with gusts as high as 55 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.
  • Monday A 40 percent chance of snow showers. Mostly cloudy, with a high near 21. Windy, with a north northwest wind 25 to 30 mph, with gusts as high as 39 mph. New snow accumulation of less than a half inch possible.
  • Monday Night A 30 percent chance of snow. Mostly cloudy, with a low around 20. Northwest wind 11 to 15 mph. New snow accumulation of less than a half inch possible.
  • Tuesday A 50 percent chance of snow. Mostly cloudy, with a high near 23. New snow accumulation of less than a half inch possible.
  • Tuesday Night Snow likely. Mostly cloudy, with a low around 8. Chance of precipitation is 70%. New snow accumulation of 4 to 8 inches possible.
  • Wednesday Snow showers likely. Mostly cloudy and cold, with a high near 10.
  • Wednesday Night A chance of snow showers. Mostly cloudy, with a low around 0.
  • Christmas Day A chance of snow showers. Partly sunny and cold, with a high near 7.
  • Thursday Night Mostly cloudy, with a low around 5.
  • Friday Partly sunny and cold, with a high near 9.
  • Friday Night Mostly cloudy, with a low around 3.
  • Saturday A chance of snow. Partly sunny and cold, with a high near 6.