Heavy Rainfall Along the Central Gulf Coast; Thunderstorms from the Plains to the Central Appalachians; Heat Across the East

A system in the Gulf could produce heavy rainfall and flash flooding for portions of the north-central Gulf Coast into Saturday. Widespread showers and thunderstorms are likely this afternoon into Friday from Central Plains into the mid-Mississippi Valley, Ohio Valley and Central Appalachians. Dangerous heat is expected from the Lower Mississippi Valley to the Mid-Atlantic today. Read More >

Hazardous Weather Conditions

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 SW 5 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 17 Jul 09:05 AM PDT
Extended Forecast for

2 Miles WNW South Seattle WA

Heat Advisory July 17, 09:25am until July 17, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 17, 09:25am until July 17, 08:00pm

    NOW until 8:00pm Thu

    Heat Advisory

  • Today

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 61. North northwest wind around 5 mph becoming calm  in the evening.

    Low: 61 °F

    Clear

  • Friday

    Friday: Mostly sunny, with a high near 79. South wind 5 to 9 mph.

    High: 79 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58. Southwest wind 6 to 8 mph.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 74. South wind 5 to 7 mph.

    High: 74 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 76.

    High: 76 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 57.

    Low: 57 °F

    Mostly Cloudy

Detailed Forecast

Today
Sunny, with a high near 86. Calm wind becoming north northwest 5 to 7 mph in the afternoon.
Tonight
Clear, with a low around 61. North northwest wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 79. South wind 5 to 9 mph.
Friday Night
Partly cloudy, with a low around 58. Southwest wind 6 to 8 mph.
Saturday
Partly sunny, with a high near 74. South wind 5 to 7 mph.
Saturday Night
Partly cloudy, with a low around 56.
Sunday
Partly sunny, with a high near 76.
Sunday Night
Mostly cloudy, with a low around 57.
Monday
Partly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
Mostly clear, with a low around 58.
Wednesday
Sunny, with a high near 83.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW South Seattle WA
 47.56°N 122.34°W (Elev. 39 ft)
8:00 am PDT Jul 17, 2025
9am PDT Jul 17, 2025-6pm PDT Jul 23, 2025
 
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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