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

Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Current conditions at

Boeing Field - King County International Airport (KBFI)

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

Clear

61°F

16°C

Humidity 77%
Wind Speed N 0 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 19 Sep 08:00 PM PDT
Extended Forecast for

3 Miles S West Seattle WA

  • Tonight

    Tonight: Mostly clear, with a low around 53. North wind around 5 mph becoming calm after midnight.

    Low: 53 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a high near 70. Calm wind becoming north around 6 mph in the afternoon.

    High: 70 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 53. North wind around 6 mph becoming calm in the evening.

    Low: 53 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, with a high near 69. Light north northwest wind.

    High: 69 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 55. North northeast wind 3 to 5 mph.

    Low: 55 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 67.

    High: 67 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 66.

    High: 66 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 53. North wind around 5 mph becoming calm after midnight.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 70. Calm wind becoming north around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 53. North wind around 6 mph becoming calm in the evening.
Monday
Partly sunny, with a high near 69. Light north northwest wind.
Monday Night
Partly cloudy, with a low around 55. North northeast wind 3 to 5 mph.
Tuesday
Mostly cloudy, with a high near 67.
Tuesday Night
Partly cloudy, with a low around 53.
Wednesday
Mostly cloudy, with a high near 66.
Wednesday Night
Partly cloudy, with a low around 53.
Thursday
Mostly cloudy, with a high near 63.
Thursday Night
A slight chance of rain. Mostly cloudy, with a low around 52.
Friday
A slight chance of rain. Partly sunny, with a high near 62.
Friday Night
Partly cloudy, with a low around 50.
Saturday
Partly sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S West Seattle WA
 47.53°N 122.39°W (Elev. 0 ft)
Last Update:
12:55 pm PDT Sep 19, 2026
Forecast Valid:
8pm PDT Sep 19, 2026-6pm PDT Sep 26, 2026
 
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Additional Resources

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National Digital Forecast Database

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National Digital Forecast Database Weather Element Forecast

Chance of Precipitation