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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Downtown Seattle WA

7 Day Forecast

For More Weather Information:

Seattle, WA Local Forecast Office

Today

Chance Rain Chance for Measurable Precipitation 50%

Chance
Rain

High: 52 °F

Tonight

Chance Rain Chance for Measurable Precipitation 40%

Chance
Rain

Low: 45 °F

Monday

Slight Chance Rain Chance for Measurable Precipitation 20%

Slight Chc
Rain

High: 49 °F

Monday
Night

Cloudy

Cloudy

Low: 44 °F

Tuesday

Rain Likely Chance for Measurable Precipitation 60%

Rain
Likely

High: 49 °F

Tuesday
Night

Rain Chance for Measurable Precipitation 80%

Rain

Low: 40 °F

Wednesday

Rain Chance for Measurable Precipitation 80%

Rain

High: 44 °F

Wednesday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 37 °F

Christmas
Day

Mostly Cloudy

Mostly
Cloudy

High: 43 °F

Detailed Forecast

  • Today A 50 percent chance of rain. Cloudy, with a high near 52. Breezy, with a southwest wind 16 to 22 mph.
  • Tonight A 40 percent chance of rain, mainly before 4am. Cloudy, with a low around 45. Southwest wind 11 to 16 mph decreasing to 5 to 10 mph after midnight.
  • Monday A 20 percent chance of rain before 10am. Mostly cloudy, with a high near 49. South southeast wind 3 to 8 mph.
  • Monday Night Cloudy, with a low around 44. South southeast wind around 5 mph becoming calm after midnight.
  • Tuesday Rain likely. Cloudy, with a high near 49. South wind 7 to 9 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
  • Tuesday Night Rain. Low around 40. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
  • Wednesday Rain. High near 44. Chance of precipitation is 80%.
  • Wednesday Night Mostly cloudy, with a low around 37.
  • Christmas Day Mostly cloudy, with a high near 43.
  • Thursday Night Mostly cloudy, with a low around 35.
  • Friday Partly sunny, with a high near 41.
  • Friday Night Mostly cloudy, with a low around 36.
  • Saturday A chance of rain. Partly sunny, with a high near 42.