Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East

A significant, long-duration winter storm will bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Widespread travel disruptions, prolonged power outages, and vast tree damage is likely. Frigid temperatures, gusty winds, and dangerous wind chills will expand from the north-central US to the Southern Plains, MS Valley, and Midwest. 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 60%
Wind Speed N 0 MPH
Barometer 30.36 in (1028.11 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 23 Jan 08:55 PM PST
Extended Forecast for

Mercer Island WA

Cold Weather Advisory January 24, 12:00am until January 24, 09:00am
Click here for hazard details and duration
Cold Weather Advisory
  • Tonight

    Tonight: Mostly clear, with a low around 32. Light northeast wind.

    Low: 32 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 46. Calm wind.

    High: 46 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 45. Calm wind.

    High: 45 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 47.

    High: 47 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 52.

    High: 52 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of rain after 4am.  Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 32. Light northeast wind.
Saturday
Sunny, with a high near 46. Calm wind.
Saturday Night
Partly cloudy, with a low around 31. Calm wind.
Sunday
Partly sunny, with a high near 45. Calm wind.
Sunday Night
Mostly cloudy, with a low around 36. Calm wind.
Monday
Mostly cloudy, with a high near 47.
Monday Night
Mostly cloudy, with a low around 39.
Tuesday
Partly sunny, with a high near 52.
Tuesday Night
A chance of rain after 4am. Mostly cloudy, with a low around 41.
Wednesday
A chance of rain, mainly before 10am. Mostly cloudy, with a high near 52.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 43.
Thursday
A chance of rain. Mostly cloudy, with a high near 52.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 43.
Friday
A chance of rain. Mostly cloudy, with a high near 55.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Mercer Island WA
 47.58°N 122.25°W (Elev. 105 ft)
7:01 pm PST Jan 23, 2026
9pm PST Jan 23, 2026-6pm PST Jan 30, 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