National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Current conditions at

Seattle, Seattle-Tacoma International Airport (KSEA)

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

Clear

43°F

6°C

Humidity 86%
Wind Speed NW 4 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 18 Apr 06:35 AM PDT
Extended Forecast for

Seatac WA

  • Today

    Today: Mostly sunny, with a high near 67. Light and variable wind.

    High: 67 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 48. Light and variable wind.

    Low: 48 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 71. Calm wind becoming north 5 to 7 mph in the afternoon.

    High: 71 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 50. North northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 50 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 72. North northeast wind around 6 mph becoming west northwest in the afternoon.

    High: 72 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of rain, mainly after 11am. Mostly cloudy, with a high near 65.

    High: 65 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A chance of rain. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of rain. Mostly cloudy, with a high near 57.

    High: 57 °F

    Chance Rain

Detailed Forecast

Today
Mostly sunny, with a high near 67. Light and variable wind.
Tonight
Partly cloudy, with a low around 48. Light and variable wind.
Sunday
Mostly cloudy, with a high near 71. Calm wind becoming north 5 to 7 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 50. North northwest wind 5 to 7 mph becoming calm in the evening.
Monday
Mostly cloudy, with a high near 72. North northeast wind around 6 mph becoming west northwest in the afternoon.
Monday Night
Partly cloudy, with a low around 49.
Tuesday
A 40 percent chance of rain, mainly after 11am. Mostly cloudy, with a high near 65.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 49.
Wednesday
A chance of rain. Mostly cloudy, with a high near 57.
Wednesday Night
A chance of rain before 11pm. Mostly cloudy, with a low around 46.
Thursday
A slight chance of rain. Mostly cloudy, with a high near 60.
Thursday Night
Partly cloudy, with a low around 45.
Friday
Mostly sunny, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Seatac WA
 47.44°N 122.3°W (Elev. 358 ft)
Last Update:
11:26 pm PDT Apr 17, 2026
Forecast Valid:
6am PDT Apr 18, 2026-6pm PDT Apr 24, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation