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

Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Current conditions at

Boeing Field - King County International Airport (KBFI)

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

Overcast

63°F

17°C

Humidity 72%
Wind Speed SSW 8 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 18 Sep 11:35 AM PDT
Extended Forecast for

2 Miles W South Seattle WA

  • Today

    Today: Mostly cloudy early, then gradual clearing, with a high near 74. South southwest wind 3 to 6 mph.

    High: 74 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 54. Calm wind.

    Low: 54 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 74. Light and variable wind.

    High: 74 °F

    Decreasing
    Clouds

  • Saturday Night

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

    Low: 54 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 74. Calm wind becoming north around 6 mph in the afternoon.

    High: 74 °F

    Mostly Sunny

  • Sunday Night

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

    Low: 54 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Monday Night

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

    Low: 55 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 70.

    High: 70 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy early, then gradual clearing, with a high near 74. South southwest wind 3 to 6 mph.
Tonight
Increasing clouds, with a low around 54. Calm wind.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 74. Light and variable wind.
Saturday Night
Mostly clear, with a low around 54. Calm wind.
Sunday
Mostly sunny, with a high near 74. Calm wind becoming north around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 54.
Monday
Mostly sunny, with a high near 73.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Partly sunny, with a high near 70.
Tuesday Night
Partly cloudy, with a low around 54.
Wednesday
Partly sunny, with a high near 69.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
Partly sunny, with a high near 71.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W South Seattle WA
 47.54°N 122.33°W (Elev. 33 ft)
Last Update:
11:26 am PDT Sep 18, 2026
Forecast Valid:
11am PDT Sep 18, 2026-6pm PDT Sep 24, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation