Another Arctic Blast in the East; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the upper Ohio Valley, Mid-Atlantic, Gulf Coast and Southeast U.S. this weekend. A rapidly deepening storm will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia into Sunday. Storm-force winds and coastal flooding will be possible along the East Coast. Read More >

Current conditions at

Boeing Field - King County International Airport (KBFI)

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

Partly Cloudy

54°F

12°C

Humidity 80%
Wind Speed SSW 8 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 30 Jan 08:53 PM PST
Extended Forecast for

South Seattle WA

  • Tonight

    Tonight: A 30 percent chance of rain after 5am.  Mostly cloudy, with a low around 48. South wind 5 to 7 mph becoming light and variable  after midnight.

    Low: 48 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday

    Saturday: A chance of rain before 11am, then a slight chance of rain after 4pm.  Cloudy, then gradually becoming mostly sunny, with a high near 58. Light and variable wind.  Chance of precipitation is 40%.

    High: 58 °F

    Chance Rain
    then Slight
    Chance Rain

  • Saturday Night

    Saturday Night: A 40 percent chance of rain, mainly after 10pm.  Mostly cloudy, with a low around 47. Light south southeast wind.

    Low: 47 °F

    Chance Rain

  • Sunday

    Sunday: Rain.  High near 54. South wind 6 to 9 mph.  Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 54 °F

    Rain

  • Sunday Night

    Sunday Night: Rain, mainly before 10pm.  Low around 46. South wind around 8 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Rain

  • Monday

    Monday: Rain, mainly before 4pm.  High near 52. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 52 °F

    Rain

  • Monday Night

    Monday Night: A 50 percent chance of rain, mainly before 10pm.  Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance Rain
    then Slight
    Chance Rain

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 59.

    High: 59 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of rain after 5am. Mostly cloudy, with a low around 48. South wind 5 to 7 mph becoming light and variable after midnight.
Saturday
A chance of rain before 11am, then a slight chance of rain after 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 58. Light and variable wind. Chance of precipitation is 40%.
Saturday Night
A 40 percent chance of rain, mainly after 10pm. Mostly cloudy, with a low around 47. Light south southeast wind.
Sunday
Rain. High near 54. South wind 6 to 9 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain, mainly before 10pm. Low around 46. South wind around 8 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Rain, mainly before 4pm. High near 52. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A 50 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 45.
Tuesday
Mostly cloudy, with a high near 59.
Tuesday Night
Mostly cloudy, with a low around 44.
Wednesday
Partly sunny, with a high near 60.
Wednesday Night
Mostly cloudy, with a low around 43.
Thursday
Mostly sunny, with a high near 60.
Thursday Night
Partly cloudy, with a low around 42.
Friday
Partly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
South Seattle WA
 47.57°N 122.28°W (Elev. 10 ft)
7:01 pm PST Jan 30, 2026
9pm PST Jan 30, 2026-6pm PST Feb 6, 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