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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4 Miles SE Skykomish WA

7 Day Forecast

For More Weather Information:

Seattle, WA Local Forecast Office

Tonight

Heavy Rain Chance for Measurable Precipitation 100%

Heavy
Rain

Low: 41 °F

Sunday

Heavy Rain Chance for Measurable Precipitation 100%

Heavy
Rain

High: 44 °F

Sunday
Night

Rain Chance for Measurable Precipitation 90%

Rain

Low: 39 °F

Monday

Chance Rain Chance for Measurable Precipitation 40%

Chance
Rain

High: 42 °F

Monday
Night

Chance Rain Chance for Measurable Precipitation 40%

Chance
Rain

Low: 34 °F

Tuesday

Rain Likely Chance for Measurable Precipitation 60%

Rain
Likely

High: 43 °F

Tuesday
Night

Rain Likely Chance for Measurable Precipitation 70%

Rain
Likely

Low: 36 °F

Wednesday

Showers Likely

Showers
Likely

High: 42 °F

Wednesday
Night

Chance Rain

Chance
Rain

Low: 33 °F

Detailed Forecast

  • Tonight Rain. The rain could be heavy at times. Low around 41. Breezy, with a west southwest wind 22 to 28 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
  • Sunday Rain. The rain could be heavy at times. High near 44. Breezy, with a west southwest wind 21 to 24 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
  • Sunday Night Rain. Low around 39. West wind 17 to 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
  • Monday A 40 percent chance of rain. Mostly cloudy, with a high near 42. West southwest wind 6 to 11 mph becoming light and variable in the afternoon.
  • Monday Night A 40 percent chance of rain. Mostly cloudy, with a low around 34. Light south southeast wind increasing to 5 to 10 mph after midnight.
  • Tuesday Rain likely. Cloudy, with a high near 43. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Tuesday Night Rain likely. Cloudy, with a low around 36. Chance of precipitation is 70%.
  • Wednesday Showers likely. Cloudy, with a high near 42.
  • Wednesday Night A chance of rain showers. Mostly cloudy, with a low around 33.
  • Christmas Day A chance of snow showers. Mostly cloudy, with a high near 37.
  • Thursday Night Mostly cloudy, with a low around 22.
  • Friday Partly sunny, with a high near 37.
  • Friday Night A chance of rain. Mostly cloudy, with a low around 28.
  • Saturday A chance of rain. Partly sunny, with a high near 38.