Severe Weather and Heavy Rain from the Great Lakes to the Mid-Atlantic; Heat Persists in the East

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected from the Upper Ohio Valley into the southern Mid-Atlantic today and portions of the central Appalachians and Carolinas on Saturday. Monsoonal moisture will bring a flash flooding threat to the Desert Southwest. Sweltering heat persists from the Plains to the southern Mid-Atlantic through tonight. Read More >

Current conditions at

Seattle, Seattle-Tacoma International Airport (KSEA)

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

Overcast

55°F

13°C

Humidity 76%
Wind Speed SE 5 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 05 Sep 08:00 AM PDT
Extended Forecast for

Seattle-Tacoma International Airport WA

  • Today

    Today: A 30 percent chance of rain after 5pm.  Partly sunny, with a high near 70. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 70 °F

    Mostly Cloudy
    then Chance
    Rain

  • Tonight

    Tonight: A 10 percent chance of rain before 7pm.  Partly cloudy, with a low around 54. North northeast wind around 5 mph becoming calm.

    Low: 54 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 71. Light and variable wind becoming north northwest 5 to 8 mph in the morning.

    High: 71 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 55. North northwest wind 5 to 7 mph becoming calm.

    Low: 55 °F

    Partly Cloudy

  • Labor Day

    Labor Day: Partly sunny, with a high near 69. South wind 7 to 9 mph.

    High: 69 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

Detailed Forecast

Today
A 30 percent chance of rain after 5pm. Partly sunny, with a high near 70. Calm wind becoming northwest around 6 mph in the afternoon.
Tonight
A 10 percent chance of rain before 7pm. Partly cloudy, with a low around 54. North northeast wind around 5 mph becoming calm.
Sunday
Mostly sunny, with a high near 71. Light and variable wind becoming north northwest 5 to 8 mph in the morning.
Sunday Night
Partly cloudy, with a low around 55. North northwest wind 5 to 7 mph becoming calm.
Labor Day
Partly sunny, with a high near 69. South wind 7 to 9 mph.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Mostly sunny, with a high near 72.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Sunny, with a high near 76.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
A slight chance of rain. Mostly sunny, with a high near 75.
Thursday Night
Partly cloudy, with a low around 56.
Friday
A slight chance of rain. Mostly cloudy, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
Seattle-Tacoma International Airport WA
 47.46°N 122.31°W (Elev. 400 ft)
11:26 pm PDT Sep 4, 2026
8am PDT Sep 5, 2026-6pm PDT Sep 11, 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