National Weather Service United States Department of Commerce

Severe thunderstorms forecast this evening into tonight

Scattered severe storms with wind and hail will occur this evening and tonight from the central Plains east-northeast to southern Lake Michigan. A cluster of severe storms is possible over the Black Hills region, and more isolated wind and hail storms may occur over interior portions of the Pacific Northwest.
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Current Conditions

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Seatac WA

7 Day Forecast

For More Weather Information:

Seattle, WA Local Forecast Office

Overnight

Chance Showers Chance for Measurable Precipitation 30%

Chance
Showers

Low: 59 °F

Wednesday

Showers Chance for Measurable Precipitation 90%

Showers

High: 69 °F

Wednesday
Night

Showers Chance for Measurable Precipitation 80%

Showers

Low: 55 °F

Thursday

Chance Showers Chance for Measurable Precipitation 50%

Chance
Showers

High: 70 °F

Thursday
Night

Partly Cloudy

Partly
Cloudy

Low: 56 °F

Friday

Mostly Sunny

Mostly
Sunny

High: 77 °F

Friday
Night

Mostly Clear

Mostly
Clear

Low: 58 °F

Saturday

Sunny

Sunny

High: 80 °F

Saturday
Night

Mostly Clear

Mostly
Clear

Low: 58 °F

Detailed Forecast

  • Overnight A chance of showers. Mostly cloudy, with a low around 59. North wind 6 to 8 mph. Chance of precipitation is 30%.
  • Wednesday Showers and possibly a thunderstorm. High near 69. Light and variable wind becoming south southwest 5 to 8 mph in the afternoon. Chance of precipitation is 90%.
  • Wednesday Night Showers and possibly a thunderstorm. Low around 55. South southwest wind 9 to 15 mph. Chance of precipitation is 80%.
  • Thursday A 50 percent chance of showers before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 70. Southwest wind 16 to 18 mph.
  • Thursday Night Partly cloudy, with a low around 56. Southwest wind 5 to 14 mph becoming south southeast after midnight.
  • Friday Mostly sunny, with a high near 77.
  • Friday Night Mostly clear, with a low around 58.
  • Saturday Sunny, with a high near 80.
  • Saturday Night Mostly clear, with a low around 58.
  • Sunday Sunny, with a high near 82.
  • Sunday Night Mostly clear, with a low around 58.
  • Monday Sunny, with a high near 83.
  • Monday Night Mostly clear, with a low around 58.
  • Tuesday Sunny, with a high near 82.