Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

Boeing Field - King County International Airport (KBFI)

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

Clear

43°F

6°C

Humidity 75%
Wind Speed NNW 3 MPH
Barometer 30.31 in (1026.41 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 19 Jan 01:15 PM PST
Extended Forecast for

5 Miles NNW Vashon WA

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 48. North wind 3 to 5 mph.

    High: 48 °F

    Mostly Sunny

  • Tonight

    Tonight: Areas of dense freezing fog after 4am. Mostly cloudy, with a low around 34. Light north wind.

    Low: 34 °F

    Mostly Cloudy
    then Areas
    Dense
    Freezing Fog

  • Tuesday

    Tuesday: Areas of dense fog between 10am and noon. Areas of dense freezing fog before 10am.  Otherwise, partly sunny, with a high near 47. North wind around 6 mph.

    High: 47 °F

    Areas Dense
    Freezing Fog
    and Areas
    Dense Fog

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 33. North wind around 5 mph becoming calm  in the evening.

    Low: 33 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Areas of dense freezing fog before noon. Mostly sunny, with a high near 46. Calm wind.

    High: 46 °F

    Areas Dense
    Freezing Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Thursday

    Thursday: Areas of dense freezing fog before 11am. Mostly cloudy, with a high near 44.

    High: 44 °F

    Areas Dense
    Freezing Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

Detailed Forecast

M.L.King Day
Mostly sunny, with a high near 48. North wind 3 to 5 mph.
Tonight
Areas of dense freezing fog after 4am. Mostly cloudy, with a low around 34. Light north wind.
Tuesday
Areas of dense fog between 10am and noon. Areas of dense freezing fog before 10am. Otherwise, partly sunny, with a high near 47. North wind around 6 mph.
Tuesday Night
Partly cloudy, with a low around 33. North wind around 5 mph becoming calm in the evening.
Wednesday
Areas of dense freezing fog before noon. Mostly sunny, with a high near 46. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 33.
Thursday
Areas of dense freezing fog before 11am. Mostly cloudy, with a high near 44.
Thursday Night
Mostly cloudy, with a low around 34.
Friday
Mostly sunny, with a high near 46.
Friday Night
Partly cloudy, with a low around 34.
Saturday
A slight chance of rain. Partly sunny, with a high near 45.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 37.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Vashon WA
 47.52°N 122.51°W (Elev. 3 ft)
1:38 pm PST Jan 19, 2026
1pm PST Jan 19, 2026-6pm PST Jan 25, 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