Rapid Warm-Up Forecast Across Much of the Lower 48 Today and Tuesday

Most of the U.S. starts the week calm and unseasonably warm. The Heartland will be warmest, with highs 25–30° above average. Only the Gulf Coast stays chilly. Rain today is limited to western Washington while lake effect snow continues east of Lake Ontario. Cooler air returns after Tuesday, bringing a wintry mix to the Midwest and Northeast by Wednesday. Read More >

Current conditions at

Boeing Field - King County International Airport (KBFI)

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

light rain,mist

48°F

9°C

Humidity 87%
Wind Speed SSW 8 MPH
Barometer 30.32 in (1026.75 mb)
Dewpoint 45°F (7°C)
Visibility 5.00 mi
Wind Chill44°F (7°C)
Last update 12 Jan 05:35 AM PST
Extended Forecast for

South Seattle WA

  • Overnight

    Overnight: Rain likely.  Mostly cloudy, with a low around 46. South wind around 9 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Rain Likely

  • Monday

    Monday: A 40 percent chance of rain, mainly before 4pm.  Cloudy, with a high near 54. South wind around 10 mph.

    High: 54 °F

    Chance Rain

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 47. South wind 5 to 9 mph becoming light south southeast  after midnight.

    Low: 47 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Patchy fog before 10am.  Otherwise, partly sunny, with a high near 57. Calm wind.

    High: 57 °F

    Patchy Fog
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog before 3am, then patchy fog after 4am.  Otherwise, mostly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 7am.  Otherwise, partly sunny, with a high near 51.

    High: 51 °F

    Patchy Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 51.

    High: 51 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

Detailed Forecast

Overnight
Rain likely. Mostly cloudy, with a low around 46. South wind around 9 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A 40 percent chance of rain, mainly before 4pm. Cloudy, with a high near 54. South wind around 10 mph.
Monday Night
Mostly cloudy, with a low around 47. South wind 5 to 9 mph becoming light south southeast after midnight.
Tuesday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 57. Calm wind.
Tuesday Night
Patchy fog before 3am, then patchy fog after 4am. Otherwise, mostly cloudy, with a low around 42. Calm wind.
Wednesday
Patchy fog before 7am. Otherwise, partly sunny, with a high near 51.
Wednesday Night
Mostly cloudy, with a low around 42.
Thursday
Partly sunny, with a high near 51.
Thursday Night
Partly cloudy, with a low around 37.
Friday
Sunny, with a high near 51.
Friday Night
Mostly clear, with a low around 37.
Saturday
Sunny, with a high near 52.
Saturday Night
Mostly clear, with a low around 36.
Sunday
Mostly sunny, with a high near 51.
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)
1:25 am PST Jan 12, 2026
5am PST Jan 12, 2026-6pm PST Jan 18, 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