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

Boeing Field - King County International Airport (KBFI)

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

Mostly Cloudy

50°F

10°C

Humidity 76%
Wind Speed SW 3 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 22 May 08:20 AM PDT
Extended Forecast for

Mercer Island WA

  • Today

    Today: Showers likely, mainly before 11am. Mostly cloudy, with a high near 61. South wind around 6 mph becoming northwest in the afternoon. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 61 °F

    Showers
    Likely then
    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 49. South wind 3 to 7 mph.

    Low: 49 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 66. South southwest wind around 6 mph.

    High: 66 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 49. South southwest wind around 6 mph.

    Low: 49 °F

    Mostly Cloudy

  • Friday

    Friday: A 40 percent chance of showers. Mostly cloudy, with a high near 62. South southwest wind 5 to 7 mph.

    High: 62 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers, mainly before 11am. Mostly cloudy, with a high near 61.

    High: 61 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A slight chance of showers. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers before 11am. Mostly cloudy, with a high near 61.

    High: 61 °F

    Slight Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Today
Showers likely, mainly before 11am. Mostly cloudy, with a high near 61. South wind around 6 mph becoming northwest in the afternoon. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Mostly cloudy, with a low around 49. South wind 3 to 7 mph.
Thursday
Partly sunny, with a high near 66. South southwest wind around 6 mph.
Thursday Night
Mostly cloudy, with a low around 49. South southwest wind around 6 mph.
Friday
A 40 percent chance of showers. Mostly cloudy, with a high near 62. South southwest wind 5 to 7 mph.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 47.
Saturday
A 30 percent chance of showers, mainly before 11am. Mostly cloudy, with a high near 61.
Saturday Night
A slight chance of showers. Mostly cloudy, with a low around 49.
Sunday
A slight chance of showers before 11am. Mostly cloudy, with a high near 61.
Sunday Night
Mostly cloudy, with a low around 49.
Memorial Day
A slight chance of showers. Partly sunny, with a high near 69.
Monday Night
A slight chance of showers. Mostly cloudy, with a low around 51.
Tuesday
A chance of showers. Partly sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
Mercer Island WA
 47.58°N 122.22°W (Elev. 118 ft)
Last Update:
3:40 am PDT May 22, 2024
Forecast Valid:
8am PDT May 22, 2024-6pm PDT May 28, 2024
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation