Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Great Lakes

Thunderstorms with strong wind gusts and hail will be possible today from Michigan into the Lower Great Lakes region. A significant and dangerous heat wave will expand from the Central U.S. into the Eastern U.S this weekend through much of next week. Numerous daily record highs and warm lows are likely. Read More >

Current conditions at

Boeing Field - King County International Airport (KBFI)

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

Overcast

54°F

12°C

Humidity 87%
Wind Speed S 5 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 21 Jun 09:20 AM PDT
Extended Forecast for

South Seattle WA

  • Today

    Today: Showers likely before 2pm, then a chance of showers after 5pm.  Cloudy, with a high near 63. South wind 5 to 10 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 63 °F

    Showers
    Likely then
    Chance
    Showers

  • Tonight

    Tonight: A chance of showers before 11pm, then a slight chance of showers after 2am.  Mostly cloudy, with a low around 54. Calm wind becoming south around 5 mph after midnight.  Chance of precipitation is 30%.

    Low: 54 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly cloudy through mid morning, then becoming sunny, with a high near 73. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 73 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 55. West southwest wind 3 to 6 mph.

    Low: 55 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 78. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 78 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers before 11am.  Partly sunny, with a high near 72.

    High: 72 °F

    Slight Chance
    Showers then
    Partly Sunny

Detailed Forecast

Today
Showers likely before 2pm, then a chance of showers after 5pm. Cloudy, with a high near 63. South wind 5 to 10 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A chance of showers before 11pm, then a slight chance of showers after 2am. Mostly cloudy, with a low around 54. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 30%.
Sunday
Mostly cloudy through mid morning, then becoming sunny, with a high near 73. Calm wind becoming south southwest around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 55. West southwest wind 3 to 6 mph.
Monday
Mostly sunny, with a high near 78. Calm wind becoming west northwest around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Mostly sunny, with a high near 81.
Tuesday Night
Mostly cloudy, with a low around 58.
Wednesday
A slight chance of showers before 11am. Partly sunny, with a high near 72.
Wednesday Night
A slight chance of showers after 11pm. Mostly cloudy, with a low around 58.
Thursday
A chance of showers. Mostly cloudy, with a high near 69.
Thursday Night
A slight chance of showers. Mostly cloudy, with a low around 56.
Friday
Partly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
South Seattle WA
 47.57°N 122.28°W (Elev. 10 ft)
3:40 am PDT Jun 21, 2025
9am PDT Jun 21, 2025-6pm PDT Jun 27, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database