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.

Overcast

64°F

18°C

Humidity 36%
Wind Speed N 0 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 18 Apr 07:55 PM PDT
Extended Forecast for

Vashon WA

  • Tonight

    Tonight: Partly cloudy, with a low around 47. Light north wind.

    Low: 47 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 68. North wind 6 to 8 mph.

    High: 68 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 51. North wind 5 to 8 mph.

    Low: 51 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 69. North northeast wind around 6 mph.

    High: 69 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 51. Northwest wind around 7 mph becoming south southwest after midnight.

    Low: 51 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of rain. Mostly cloudy, with a high near 61.

    High: 61 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of rain. Mostly cloudy, with a high near 54.

    High: 54 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A slight chance of rain before 11pm. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Slight Chance
    Rain then
    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 47. Light north wind.
Sunday
Partly sunny, with a high near 68. North wind 6 to 8 mph.
Sunday Night
Partly cloudy, with a low around 51. North wind 5 to 8 mph.
Monday
Partly sunny, with a high near 69. North northeast wind around 6 mph.
Monday Night
Mostly cloudy, with a low around 51. Northwest wind around 7 mph becoming south southwest after midnight.
Tuesday
A 40 percent chance of rain. Mostly cloudy, with a high near 61.
Tuesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 50.
Wednesday
A chance of rain. Mostly cloudy, with a high near 54.
Wednesday Night
A slight chance of rain before 11pm. Mostly cloudy, with a low around 46.
Thursday
Partly sunny, with a high near 60.
Thursday Night
Mostly clear, with a low around 45.
Friday
Mostly sunny, with a high near 65.
Friday Night
Mostly clear, with a low around 46.
Saturday
Mostly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Vashon WA
 47.44°N 122.46°W (Elev. 387 ft)
Last Update:
11:26 am PDT Apr 18, 2026
Forecast Valid:
8pm PDT Apr 18, 2026-6pm PDT Apr 25, 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