Heavy Rainfall and Flooding Threats in the Midwest and Ohio Valley; Heat Continues in the Plains and Southeast

An active pattern will continue to bring heavy to excessive rainfall and flash flooding threats to the Midwest and Ohio Valley over the next couple of days. Dangerous heat continues across the central/southern Plains and Southeast U.S. into next week. There is potential for record-tying/breaking temperatures with many areas forecast to see their hottest temperatures so far this year. Read More >

Current conditions at

Seattle, Seattle-Tacoma International Airport (KSEA)

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

Clear

66°F

19°C

Humidity 68%
Wind Speed NW 4 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 14 Aug 12:35 AM PDT
Extended Forecast for

Seatac WA

  • Overnight

    Overnight: Mostly clear, with a low around 58. Light and variable wind.

    Low: 58 °F

    Mostly Clear

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 81. Southwest wind around 6 mph.

    High: 81 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Increasing clouds, with a low around 58. South southwest wind 3 to 5 mph.

    Low: 58 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Cloudy, then gradually becoming mostly sunny, with a high near 81. West wind 3 to 5 mph.

    High: 81 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 58. Northwest wind around 6 mph becoming calm  in the evening.

    Low: 58 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 58. Light and variable wind.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 81. Southwest wind around 6 mph.
Friday Night
Increasing clouds, with a low around 58. South southwest wind 3 to 5 mph.
Saturday
Cloudy, then gradually becoming mostly sunny, with a high near 81. West wind 3 to 5 mph.
Saturday Night
Partly cloudy, with a low around 58. Northwest wind around 6 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 79.
Sunday Night
Partly cloudy, with a low around 57.
Monday
Partly sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
Partly sunny, with a high near 75.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
Partly sunny, with a high near 75.
Wednesday Night
Partly cloudy, with a low around 57.
Thursday
Partly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
Seatac WA
 47.44°N 122.3°W (Elev. 358 ft)
12:40 am PDT Aug 14, 2026
12am PDT Aug 14, 2026-6pm PDT Aug 20, 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