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

Areas of Dangerous Heat and Heavy Rain with Possible Flooding into this Weekend

Hot temperatures and high humidity are forecast to continue across much of northeast Texas into the mid-Mississippi Valley into this weekend with heat advisories in effect. Heavy to excessive rainfall occurring at times through Saturday could bring areas of flooding across parts of the central Plains into the upper Midwest/Great Lakes, and Four Corners states. Read More >

Current conditions at

Boeing Field - King County International Airport (KBFI)

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

Clear

72°F

22°C

Humidity 49%
Wind Speed NW 6 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 16 Sep 06:35 PM PDT
Extended Forecast for

3 Miles NNE South Seattle WA

  • Tonight

    Tonight: Clear, with a low around 55. North northeast wind 3 to 7 mph.

    Low: 55 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 74. North northwest wind 3 to 6 mph.

    High: 74 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 55. Light and variable wind.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, then gradually becoming sunny, with a high near 72. South wind around 6 mph.

    High: 72 °F

    Becoming
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 54. Light southwest wind.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 70.

    High: 70 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 55. North northeast wind 3 to 7 mph.
Thursday
Sunny, with a high near 74. North northwest wind 3 to 6 mph.
Thursday Night
Mostly clear, with a low around 55. Light and variable wind.
Friday
Partly sunny, then gradually becoming sunny, with a high near 72. South wind around 6 mph.
Friday Night
Mostly clear, with a low around 54. Light southwest wind.
Saturday
Partly sunny, with a high near 70.
Saturday Night
Mostly clear, with a low around 54.
Sunday
Mostly sunny, with a high near 70.
Sunday Night
Mostly clear, with a low around 54.
Monday
Partly sunny, with a high near 70.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Partly sunny, with a high near 68.
Tuesday Night
Partly cloudy, with a low around 54.
Wednesday
Partly sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE South Seattle WA
 47.59°N 122.28°W (Elev. 3 ft)
Last Update:
11:27 am PDT Sep 16, 2026
Forecast Valid:
6pm PDT Sep 16, 2026-6pm PDT Sep 23, 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