Severe Thunderstorms and Heavy Rain Across the Ohio Valley;

Severe thunderstorms with damaging wind gusts will be possible from the mid-Mississippi Valley into parts of the Ohio Valley and central Appalachians. Heavy rain associated with these storms may lead to considerable flash and urban flooding impacts across portions of the Ohio Valley. Mid-summer heat persists from the Central Plains to the Southeast. Read More >

Current conditions at

Seattle, Seattle-Tacoma International Airport (KSEA)

Lat: 47.44472°NLon: 122.31361°WElev: 427.0ft.

Partly Cloudy

55°F

13°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 11 Aug 07:00 AM PDT
Extended Forecast for

Seattle-Tacoma International Airport WA

  • Today

    Today: Sunny, with a high near 77. Light and variable wind becoming west northwest around 6 mph in the afternoon.

    High: 77 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 58. North wind 5 to 9 mph becoming calm  after midnight.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 75. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 75 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58. North northwest wind 5 to 7 mph becoming light and variable  in the evening.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 78. South southwest wind around 6 mph becoming north northwest in the afternoon.

    High: 78 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 81.

    High: 81 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 77. Light and variable wind becoming west northwest around 6 mph in the afternoon.
Tonight
Mostly clear, with a low around 58. North wind 5 to 9 mph becoming calm after midnight.
Wednesday
Mostly sunny, with a high near 75. Calm wind becoming northwest around 6 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 58. North northwest wind 5 to 7 mph becoming light and variable in the evening.
Thursday
Mostly sunny, with a high near 78. South southwest wind around 6 mph becoming north northwest in the afternoon.
Thursday Night
Mostly clear, with a low around 59.
Friday
Mostly sunny, with a high near 82.
Friday Night
Mostly clear, with a low around 59.
Saturday
Partly sunny, with a high near 81.
Saturday Night
Partly cloudy, with a low around 59.
Sunday
Partly sunny, with a high near 81.
Sunday Night
Mostly cloudy, with a low around 59.
Monday
A slight chance of rain. Partly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
Seattle-Tacoma International Airport WA
 47.46°N 122.31°W (Elev. 400 ft)
1:25 am PDT Aug 11, 2026
7am PDT Aug 11, 2026-6pm PDT Aug 17, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database