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

61°F

16°C

Humidity 41%
Wind Speed S 11 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 17 May 01:30 PM PDT
Extended Forecast for

Mercer Island WA

  • This Afternoon

    This Afternoon: Increasing clouds, with a high near 63. South southwest wind around 6 mph.

    High: 63 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A 20 percent chance of rain after 3am. Mostly cloudy, with a low around 49. Southwest wind around 6 mph becoming east southeast in the evening.

    Low: 49 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Saturday

    Saturday: Rain likely, mainly after 11am. Mostly cloudy, with a high near 57. South southeast wind around 5 mph becoming calm. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Rain Likely

  • Saturday Night

    Saturday Night: A 30 percent chance of rain before 11pm. Mostly cloudy, with a low around 46. North wind around 5 mph becoming calm in the evening.

    Low: 46 °F

    Chance Rain
    then Mostly
    Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 62. Light and variable wind.

    High: 62 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A slight chance of rain after 11pm. Mostly cloudy, with a low around 51.

    Low: 51 °F

    Slight Chance
    Rain

  • Tuesday

    Tuesday: Rain likely. Mostly cloudy, with a high near 59.

    High: 59 °F

    Rain Likely

Detailed Forecast

This Afternoon
Increasing clouds, with a high near 63. South southwest wind around 6 mph.
Tonight
A 20 percent chance of rain after 3am. Mostly cloudy, with a low around 49. Southwest wind around 6 mph becoming east southeast in the evening.
Saturday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 57. South southeast wind around 5 mph becoming calm. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
A 30 percent chance of rain before 11pm. Mostly cloudy, with a low around 46. North wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 62. Light and variable wind.
Sunday Night
Partly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 68.
Monday Night
A slight chance of rain after 11pm. Mostly cloudy, with a low around 51.
Tuesday
Rain likely. Mostly cloudy, with a high near 59.
Tuesday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 50.
Wednesday
A chance of rain. Mostly cloudy, with a high near 60.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 49.
Thursday
A slight chance of rain. Partly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
Mercer Island WA
 47.6°N 122.25°W (Elev. 3 ft)
Last Update:
1:33 pm PDT May 17, 2024
Forecast Valid:
1pm PDT May 17, 2024-6pm PDT May 23, 2024
 
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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