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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4 Miles WNW Mt Baker WA

7 Day Forecast

For More Weather Information:

Seattle, WA Local Forecast Office

Tonight

Snow Chance for Measurable Precipitation 90%

Snow

Low: 29 °F

Monday

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

High: 33 °F

Monday
Night

Rain/Snow Chance for Measurable Precipitation 80%

Rain/Snow

Low: 30 °F

Tuesday

Rain/Snow Chance for Measurable Precipitation 80%

Rain/Snow

High: 37 °F

Tuesday
Night

Snow Chance for Measurable Precipitation 80%

Snow

Low: 26 °F

Wednesday

Snow Chance for Measurable Precipitation 90%

Snow

High: 31 °F

Wednesday
Night

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

Low: 23 °F

Christmas
Day

Chance Snow

Chance
Snow

High: 26 °F

Thursday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 22 °F

Detailed Forecast

  • Tonight Snow showers, mainly before 4am. Low around 29. Breezy, with a west wind 20 to 23 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 1 to 3 inches possible.
  • Monday A 50 percent chance of snow showers before 10am. Partly sunny, with a high near 33. Northwest wind 5 to 9 mph. New snow accumulation of less than a half inch possible.
  • Monday Night Rain and snow after 4am. Steady temperature around 30. Light and variable wind becoming south southeast 12 to 17 mph in the evening. Chance of precipitation is 80%. Little or no snow accumulation expected.
  • Tuesday Rain and snow before 10am, then rain between 10am and 4pm, then rain and snow after 4pm. High near 37. Breezy, with a south wind 20 to 23 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
  • Tuesday Night Snow. Low around 26. South southwest wind 15 to 20 mph becoming light south in the evening. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.
  • Wednesday Snow. High near 31. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
  • Wednesday Night A 30 percent chance of snow showers. Mostly cloudy, with a low around 23. New snow accumulation of less than one inch possible.
  • Christmas Day A chance of snow showers. Mostly cloudy, with a high near 26.
  • Thursday Night Mostly cloudy, with a low around 22.
  • Friday Partly sunny, with a high near 27.
  • Friday Night A chance of snow showers. Mostly cloudy, with a low around 23.
  • Saturday A chance of snow showers. Mostly cloudy, with a high near 29.
  • Saturday Night A chance of snow showers. Mostly cloudy, with a low around 25.
  • Sunday A chance of snow showers. Mostly cloudy, with a high near 27.