Showers and Storms in the East; Dangerously Hot and Dry in the West

A frontal boundary will bring scattered showers and storms to portions of the Central and Eastern U.S. through the end of the week. Meanwhile, dangerous heat will intensify across the Intermountain West and expand into the Central U.S. by early next week. Elevated wildfire conditions will develop across portions of the Northern/Central Plains and air quality issues will persist in the Northwest. Read More >

Current conditions at

Seattle, Seattle-Tacoma International Airport (KSEA)

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

haze,smoke

77°F

25°C

Humidity 43%
Wind Speed NNW 3 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 53°F (12°C)
Visibility 6.00 mi
Heat Index78°F (26°C)
Last update 05 Aug 08:53 PM PDT
Extended Forecast for

Seatac WA

Heat Advisory August 5, 09:02pm until August 6, 10:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 5, 09:02pm until August 6, 10:00pm

    NOW until 10:00pm Thu

    Heat Advisory

  • Tonight

    Low: 59 °F

    Patchy Smoke

  • Thursday

    Thursday: Patchy smoke before 9am. Sunny, with a high near 85. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 85 °F

    Patchy Smoke
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 59. Northwest wind around 6 mph becoming light and variable  in the evening.

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 87. South southwest wind 3 to 5 mph.

    High: 87 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 60. North northwest wind around 6 mph becoming calm  in the evening.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

Detailed Forecast

Tonight
Patchy smoke before 3am, then patchy smoke after 5am. Clear, with a low around 59. North wind around 5 mph becoming calm in the evening.
Thursday
Patchy smoke before 9am. Sunny, with a high near 85. Calm wind becoming west northwest around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 59. Northwest wind around 6 mph becoming light and variable in the evening.
Friday
Sunny, with a high near 87. South southwest wind 3 to 5 mph.
Friday Night
Mostly clear, with a low around 60. North northwest wind around 6 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 85.
Saturday Night
Mostly clear, with a low around 58.
Sunday
Sunny, with a high near 81.
Sunday Night
Mostly clear, with a low around 57.
Monday
Sunny, with a high near 80.
Monday Night
Mostly clear, with a low around 59.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Mostly clear, with a low around 59.
Wednesday
Mostly sunny, with a high near 77.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Seatac WA
 47.44°N 122.3°W (Elev. 358 ft)
3:51 pm PDT Aug 5, 2026
9pm PDT Aug 5, 2026-6pm PDT Aug 12, 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