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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Seattle WA

7 Day Forecast

For More Weather Information:

Seattle, WA Local Forecast Office

Late
Afternoon

Chance Showers Chance for Measurable Precipitation 40%

Chance
Showers

High: 11 °C

Tonight

Chance Showers Chance for Measurable Precipitation 40%

Chance
Showers

Low: 7 °C

Monday

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

High: 9 °C

Monday
Night

Cloudy

Cloudy

Low: 5 °C

Tuesday

Rain Chance for Measurable Precipitation 80%

Rain

High: 11 °C

Tuesday
Night

Heavy Rain Chance for Measurable Precipitation 80%

Heavy
Rain

Low: 6 °C

Wednesday

Heavy Rain Chance for Measurable Precipitation 90%

Heavy
Rain

High: 8 °C

Wednesday
Night

Chance Showers

Chance
Showers

Low: 3 °C

Christmas
Day

Mostly Cloudy

Mostly
Cloudy

High: 7 °C

Detailed Forecast

  • Late Afternoon A 40 percent chance of showers. Cloudy, with a high near 11. Breezy, with a southwest wind around 37 km/h.
  • Tonight A 40 percent chance of showers, mainly before 4am. Mostly cloudy, with a low around 7. Breezy, with a southwest wind 25 to 35 km/h decreasing to 8 to 18 km/h after midnight.
  • Monday A 20 percent chance of showers before 10am. Mostly cloudy, with a high near 9. South southeast wind 6 to 11 km/h becoming light southeast in the afternoon.
  • Monday Night Cloudy, with a low around 5. East wind 5 to 10 km/h becoming calm after midnight.
  • Tuesday Rain. High near 11. South wind 16 to 24 km/h. Chance of precipitation is 80%. New precipitation amounts between 2.5 and 5 mm possible.
  • Tuesday Night Rain. The rain could be heavy at times. Low around 6. Chance of precipitation is 80%. New precipitation amounts between 1 and 2 cm possible.
  • Wednesday Rain, mainly before 4pm. The rain could be heavy at times. High near 8. Chance of precipitation is 90%.
  • Wednesday Night A chance of showers. Mostly cloudy, with a low around 3.
  • Christmas Day Mostly cloudy, with a high near 7.
  • Thursday Night Mostly cloudy, with a low around 2.
  • Friday Partly sunny, with a high near 6.
  • Friday Night Mostly cloudy, with a low around 3.
  • Saturday A chance of showers. Mostly cloudy, with a high near 7.
  • Saturday Night A chance of showers. Mostly cloudy, with a low around 3.
  • Sunday A chance of showers. Mostly cloudy, with a high near 6.