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

Areas of Extreme Heat and Excessive Rainfall Potential

Dangerous and extreme heat will remain across portions of the central U.S. this week, persisting across the mid to lower Mississippi Valley, Gulf Coast, southern Plains and portions of Texas. A heat wave over the Southwest U.S. will peak this weekend. Heavy to excessive rainfall may produce flash flooding from the Delmarva Peninsula north into the Hudson Valley today and tonight. Read More >

Current conditions at

Boeing Field - King County International Airport (KBFI)

Lat: 47.54548°NLon: 122.3147°WElev: 20.0ft.

Mostly Cloudy

68°F

20°C

Humidity 60%
Wind Speed S 8 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 28 Jul 09:20 AM PDT
Extended Forecast for

4 Miles N Vashon WA

  • Today

    Today: Mostly sunny, with a high near 70. South southwest wind 11 to 13 mph, with gusts as high as 21 mph.

    High: 70 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 54. West southwest wind 5 to 7 mph becoming calm in the evening.

    Low: 54 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 72. Calm wind becoming north around 5 mph in the afternoon.

    High: 72 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 53. North wind 5 to 8 mph becoming calm after midnight.

    Low: 53 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 73. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 73 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Friday Night

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

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 65.

    High: 65 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 70. South southwest wind 11 to 13 mph, with gusts as high as 21 mph.
Tonight
Increasing clouds, with a low around 54. West southwest wind 5 to 7 mph becoming calm in the evening.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 72. Calm wind becoming north around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 53. North wind 5 to 8 mph becoming calm after midnight.
Thursday
Mostly sunny, with a high near 73. Calm wind becoming southwest around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 53.
Friday
Sunny, with a high near 76.
Friday Night
Mostly clear, with a low around 55.
Saturday
Partly sunny, with a high near 65.
Saturday Night
Partly cloudy, with a low around 53.
Sunday
A slight chance of rain. Partly sunny, with a high near 63.
Sunday Night
Mostly clear, with a low around 52.
Monday
Sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Vashon WA
 47.5°N 122.48°W (Elev. 0 ft)
Last Update:
11:26 pm PDT Jul 27, 2026
Forecast Valid:
9am PDT Jul 28, 2026-6pm PDT Aug 3, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation