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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2 Miles NNE South Seattle WA

7 Day Forecast

For More Weather Information:

Seattle, WA Local Forecast Office

Today

Rain Likely Chance for Measurable Precipitation 60%

Rain
Likely

High: 54 °F

Tonight

Chance Rain Chance for Measurable Precipitation 40%

Chance
Rain

Low: 46 °F

Monday

Slight Chance Rain Chance for Measurable Precipitation 20%

Slight Chc
Rain

High: 51 °F

Monday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 44 °F

Tuesday

Rain Likely Chance for Measurable Precipitation 60%

Rain
Likely

High: 49 °F

Tuesday
Night

Rain Likely Chance for Measurable Precipitation 70%

Rain
Likely

Low: 41 °F

Wednesday

Rain Likely Chance for Measurable Precipitation 70%

Rain
Likely

High: 45 °F

Wednesday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 38 °F

Christmas
Day

Mostly Cloudy

Mostly
Cloudy

High: 44 °F

Detailed Forecast

  • Today Rain likely. Cloudy, with a high near 54. Southwest wind 17 to 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
  • Tonight A 40 percent chance of rain, mainly before 4am. Cloudy, with a low around 46. Southwest wind 10 to 16 mph.
  • Monday A 20 percent chance of rain before 10am. Mostly cloudy, with a high near 51. South southeast wind 3 to 8 mph.
  • Monday Night Mostly cloudy, with a low around 44. Calm wind becoming south southeast 5 to 7 mph.
  • Tuesday Rain likely. Cloudy, with a high near 49. South southwest wind around 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
  • Tuesday Night Rain likely. Cloudy, with a low around 41. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.
  • Wednesday Rain likely. Cloudy, with a high near 45. Chance of precipitation is 70%.
  • Wednesday Night Mostly cloudy, with a low around 38.
  • Christmas Day Mostly cloudy, with a high near 44.
  • Thursday Night Mostly cloudy, with a low around 35.
  • Friday Partly sunny, with a high near 42.
  • Friday Night Mostly cloudy, with a low around 36.
  • Saturday A chance of rain. Partly sunny, with a high near 43.