National Weather Service United States Department of Commerce

Stormy weather expected for the Pacific Northwest and Intermountain West

An impressive frontal system will continue moving through the Pacific Northwest and the Intermountain West and slowly make its way south. Behind it very cold Arctic air will follow. Higher elevation snow and moderate rainfall can be expected throughout these regions along with strong winds.
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Current Conditions

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Seatac WA

7 Day Forecast

For More Weather Information:

Seattle, WA Local Forecast Office

Today

Heavy Rain Chance for Measurable Precipitation 100%

Heavy
Rain

High: 52 °FFalling Temperatures

Tonight

Rain/Snow Chance for Measurable Precipitation 80%

Rain/Snow

Low: 32 °F

Saturday

Snow Likely Chance for Measurable Precipitation 70%

Snow
Likely

High: 33 °F

Saturday
Night

Mostly Clear

Mostly
Clear

Low: 24 °F

Sunday

Sunny

Sunny

High: 36 °F

Sunday
Night

Partly Cloudy

Partly
Cloudy

Low: 27 °F

Monday

Partly Sunny

Partly
Sunny

High: 38 °F

Monday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 32 °F

Tuesday

Partly Sunny

Partly
Sunny

High: 43 °F

Detailed Forecast

  • Today Rain. The rain could be heavy at times. Temperature falling to around 42 by 5pm. Southwest wind 15 to 20 mph becoming northeast 8 to 13 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
  • Tonight Rain likely before 10pm, then snow. Low around 32. West southwest wind 7 to 16 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
  • Saturday Snow showers likely, mainly before 10am. Mostly cloudy, then gradually becoming sunny, with a high near 33. North wind 10 to 15 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
  • Saturday Night Mostly clear, with a low around 24. North northeast wind 6 to 9 mph.
  • Sunday Sunny, with a high near 36. Northeast wind around 10 mph.
  • Sunday Night Partly cloudy, with a low around 27.
  • Monday Partly sunny, with a high near 38.
  • Monday Night Mostly cloudy, with a low around 32.
  • Tuesday Partly sunny, with a high near 43.
  • Tuesday Night Mostly cloudy, with a low around 37.
  • Wednesday Partly sunny, with a high near 43.
  • Wednesday Night A chance of rain. Mostly cloudy, with a low around 38.
  • Thursday A chance of rain. Mostly cloudy, with a high near 40.