Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

Boeing Field - King County International Airport (KBFI)

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

Clear

39°F

4°C

Humidity 86%
Wind Speed N 0 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 20 Jan 07:30 PM PST
Extended Forecast for

5 Miles WSW West Seattle WA

  • Tonight

    Tonight: Patchy fog after 2am.  Otherwise, partly cloudy, with a low around 35. North wind 3 to 6 mph.

    Low: 35 °F

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog between 8am and 10am.  Otherwise, mostly sunny, with a high near 45. Light north wind.

    High: 45 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 34. Light north wind.

    Low: 34 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 43. Light north wind.

    High: 43 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 34. Light north northeast wind.

    Low: 34 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 45.

    High: 45 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 43.

    High: 43 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 35. North wind 3 to 6 mph.
Wednesday
Patchy fog between 8am and 10am. Otherwise, mostly sunny, with a high near 45. Light north wind.
Wednesday Night
Mostly cloudy, with a low around 34. Light north wind.
Thursday
Partly sunny, with a high near 43. Light north wind.
Thursday Night
Mostly cloudy, with a low around 34. Light north northeast wind.
Friday
Sunny, with a high near 45.
Friday Night
Mostly clear, with a low around 31.
Saturday
Sunny, with a high near 43.
Saturday Night
Partly cloudy, with a low around 32.
Sunday
A slight chance of rain after 10am. Partly sunny, with a high near 43.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 37.
Monday
A chance of rain. Mostly cloudy, with a high near 46.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 39.
Tuesday
A slight chance of rain. Mostly cloudy, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW West Seattle WA
 47.54°N 122.49°W (Elev. 105 ft)
7:01 pm PST Jan 20, 2026
7pm PST Jan 20, 2026-6pm PST Jan 27, 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