Heat Persists in the South Central U.S. and Southwest; Heavy rains in the Desert Southwest and Central Plains

Sweltering heat remains across the South-Central Plains, Lower/Middle Mississippi Valley, and the Southwest this week with limited nighttime relief. Thunderstorms will bring heavy rainfall leading to localized flash flooding in portions of the Desert Southwest and central Plains. Isolated strong to severe thunderstorms are possible across portions of the central Plains into the Northeast. Read More >

Current conditions at

Boeing Field - King County International Airport (KBFI)

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

Clear

63°F

17°C

Humidity 72%
Wind Speed N 0 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 08 Sep 10:20 PM PDT
Extended Forecast for

South Seattle WA

  • Tonight

    Tonight: Mostly clear, with a low around 55. North wind around 5 mph becoming calm  after midnight.

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 76. North northwest wind 3 to 7 mph.

    High: 76 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 58. North northwest wind around 5 mph becoming calm  in the evening.

    Low: 58 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 71. Light and variable wind.

    High: 71 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 55. Calm wind becoming south 5 to 7 mph after midnight.

    Low: 55 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 69.

    High: 69 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain before 11am, then a chance of showers and thunderstorms after 11am.  Mostly cloudy, with a high near 70.

    High: 70 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of rain.  Mostly cloudy, with a low around 55.

    Low: 55 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 55. North wind around 5 mph becoming calm after midnight.
Wednesday
Mostly sunny, with a high near 76. North northwest wind 3 to 7 mph.
Wednesday Night
Mostly cloudy, with a low around 58. North northwest wind around 5 mph becoming calm in the evening.
Thursday
Mostly cloudy, with a high near 71. Light and variable wind.
Thursday Night
Mostly cloudy, with a low around 55. Calm wind becoming south 5 to 7 mph after midnight.
Friday
Mostly cloudy, with a high near 69.
Friday Night
Mostly cloudy, with a low around 56.
Saturday
A chance of rain before 11am, then a chance of showers and thunderstorms after 11am. Mostly cloudy, with a high near 70.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 55.
Sunday
A slight chance of rain before 11am. Partly sunny, with a high near 73.
Sunday Night
Mostly clear, with a low around 55.
Monday
Sunny, with a high near 73.
Monday Night
Mostly clear, with a low around 56.
Tuesday
Mostly sunny, with a high near 74.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
South Seattle WA
 47.55°N 122.3°W (Elev. 200 ft)
11:26 am PDT Sep 8, 2026
10pm PDT Sep 8, 2026-6pm PDT Sep 15, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database