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

Arctic Front Brings Winter Weather and Colder Temperatures to the Eastern U.S.

A series of cold fronts will bring heavy lake effect snow to the northern Great Lakes. The fronts will merge over the Ohio Valley and bring colder temperatures east of the Mississippi River later today into the end of the week. Additionally, wintry weather will develop over the Ohio Valley, Appalachians, and Northeast as rain switches over to snow tonight into Thursday morning. Read More >

Current conditions at

Seattle, Seattle-Tacoma International Airport (KSEA)

Lat: 47.44472°NLon: 122.31361°WElev: 427.0ft.

Mostly Cloudy

52°F

11°C

Humidity 74%
Wind Speed N 6 MPH
Barometer 30.45 in (1031.16 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 14 Jan 02:53 PM PST
Extended Forecast for

Vashon WA

  • Tonight

    Tonight: Patchy fog before midnight. Otherwise, mostly cloudy, with a low around 44. Calm wind becoming north 5 to 7 mph after midnight.

    Low: 44 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 48. North wind 8 to 11 mph.

    High: 48 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 40. North northeast wind around 9 mph.

    Low: 40 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 49. North northeast wind around 8 mph.

    High: 49 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 38. North northeast wind around 7 mph.

    Low: 38 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 48.

    High: 48 °F

    Sunny

  • Sunday Night

    Sunday Night: Patchy fog between 3am and 5am. Otherwise, mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear
    then Patchy
    Fog

Detailed Forecast

Tonight
Patchy fog before midnight. Otherwise, mostly cloudy, with a low around 44. Calm wind becoming north 5 to 7 mph after midnight.
Thursday
Partly sunny, with a high near 48. North wind 8 to 11 mph.
Thursday Night
Partly cloudy, with a low around 40. North northeast wind around 9 mph.
Friday
Sunny, with a high near 49. North northeast wind around 8 mph.
Friday Night
Mostly clear, with a low around 38. North northeast wind around 7 mph.
Saturday
Sunny, with a high near 50.
Saturday Night
Mostly clear, with a low around 36.
Sunday
Sunny, with a high near 48.
Sunday Night
Patchy fog between 3am and 5am. Otherwise, mostly clear, with a low around 36.
M.L.King Day
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 47.
Monday Night
Patchy fog. Otherwise, partly cloudy, with a low around 36.
Tuesday
Patchy fog. Otherwise, mostly sunny, with a high near 46.
Tuesday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 38.
Wednesday
Patchy fog. Otherwise, mostly cloudy, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Vashon WA
 47.44°N 122.46°W (Elev. 387 ft)
Last Update:
1:26 pm PST Jan 14, 2026
Forecast Valid:
3pm PST Jan 14, 2026-6pm PST Jan 21, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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Chance of Precipitation