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

Blizzard Conditions Continue Tonight Across Coastal Maine; Critical Fire Weather in the Southern Plains Tuesday

Heavy snow and strong winds will continue into Tuesday morning across Maine as the major winter storm departs off the coast. Blizzard Warnings and Winter Storm Warnings remain in effect. Strong winds and dry conditions will promote elevated to critical fire weather conditions across southeast Colorado into the southern High Plains Tuesday. Read More >

Current conditions at

Boeing Field - King County International Airport (KBFI)

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

Overcast

46°F

8°C

Humidity 65%
Wind Speed SSE 3 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 23 Feb 05:15 PM PST
Extended Forecast for

Mercer Island WA

  • This Afternoon

    This Afternoon: A 40 percent chance of rain. Cloudy, with a steady temperature around 46. Light south wind.

    High: 46 °F

    Chance Rain

  • Tonight

    Tonight: A 30 percent chance of rain, mainly before 11pm. Cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain likely, mainly after 11am. Mostly cloudy, with a high near 46. North wind 3 to 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 46 °F

    Chance Rain
    then Rain
    Likely

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before 10pm. Mostly cloudy, with a low around 37. South wind 3 to 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain likely, mainly after 10am. Mostly cloudy, with a high near 50. South southwest wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 50 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 10pm. Mostly cloudy, with a low around 43. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Rain Likely

  • Thursday

    Thursday: Rain likely. Mostly cloudy, with a high near 51. Chance of precipitation is 70%.

    High: 51 °F

    Rain Likely

  • Thursday Night

    Thursday Night: Rain likely, mainly before 10pm. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Rain Likely

  • Friday

    Friday: Rain likely, mainly before 4pm. Mostly cloudy, with a high near 48.

    High: 48 °F

    Rain Likely

Detailed Forecast

This Afternoon
A 40 percent chance of rain. Cloudy, with a steady temperature around 46. Light south wind.
Tonight
A 30 percent chance of rain, mainly before 11pm. Cloudy, with a low around 39. Calm wind.
Tuesday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 46. North wind 3 to 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 37. South wind 3 to 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain likely, mainly after 10am. Mostly cloudy, with a high near 50. South southwest wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 43. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain likely. Mostly cloudy, with a high near 51. Chance of precipitation is 70%.
Thursday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 41.
Friday
Rain likely, mainly before 4pm. Mostly cloudy, with a high near 48.
Friday Night
A slight chance of rain before 10pm. Mostly cloudy, with a low around 34.
Saturday
Mostly sunny, with a high near 47.
Saturday Night
Partly cloudy, with a low around 31.
Sunday
Sunny, with a high near 49.
Sunday Night
A slight chance of snow. Partly cloudy, with a low around 34.
Monday
A slight chance of rain and snow. Mostly sunny, with a high near 51.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mercer Island WA
 47.56°N 122.21°W (Elev. 121 ft)
Last Update:
1:25 pm PST Feb 23, 2026
Forecast Valid:
5pm PST Feb 23, 2026-6pm PST Mar 2, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation