Severe Thunderstorms and Flooding from the Southern Plains to the Great Lakes; Record Heat in the East

Widely scattered severe thunderstorms may produce damaging winds, hail, and flash flooding from the southern Plains into the lower Great Lakes. Elevated to locally critical fire weather conditions will persist across portions of the Southwest and Southern High Plains due to gusty winds and dry conditions. An early-season heatwave will challenge temperature records across the eastern U.S.. Read More >

Current conditions at

Boeing Field - King County International Airport (KBFI)

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

Partly Cloudy

57°F

14°C

Humidity 71%
Wind Speed WNW 4 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 19 May 10:20 PM PDT
Extended Forecast for

South Seattle WA

  • Tonight

    Tonight: Mostly cloudy, with a low around 52. Calm wind.

    Low: 52 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 67. Calm wind becoming north northwest 5 to 7 mph in the afternoon.

    High: 67 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 51. North northwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 51 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 73. Calm wind becoming north northwest 5 to 7 mph in the afternoon.

    High: 73 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 53. North wind 5 to 8 mph becoming calm  in the evening.

    Low: 53 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Saturday Night

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

    Low: 53 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 52. Calm wind.
Wednesday
Mostly sunny, with a high near 67. Calm wind becoming north northwest 5 to 7 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 51. North northwest wind 5 to 7 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 73. Calm wind becoming north northwest 5 to 7 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 53. North wind 5 to 8 mph becoming calm in the evening.
Friday
Sunny, with a high near 75.
Friday Night
Partly cloudy, with a low around 55.
Saturday
Mostly sunny, with a high near 75.
Saturday Night
Partly cloudy, with a low around 53.
Sunday
Partly sunny, with a high near 70.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 50.
Memorial Day
A chance of rain. Mostly cloudy, with a high near 61.
Monday Night
A chance of rain. Partly cloudy, with a low around 48.
Tuesday
Mostly sunny, with a high near 66.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
South Seattle WA
 47.55°N 122.3°W (Elev. 200 ft)
11:27 am PDT May 19, 2026
10pm PDT May 19, 2026-6pm PDT May 26, 2026
 
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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