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.

Clear

61°F

16°C

Humidity 63%
Wind Speed SW 6 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 16 May 06:20 PM PDT
Extended Forecast for

Mercer Island WA

  • Tonight

    Tonight: A 40 percent chance of rain, mainly before 2am. Mostly cloudy, with a low around 48. South southeast wind 5 to 11 mph.

    Low: 48 °F

    Chance Rain

  • Friday

    Friday: Increasing clouds, with a high near 62. South southwest wind 3 to 8 mph.

    High: 62 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 49. South wind 5 to 8 mph.

    Low: 49 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 50 percent chance of rain, mainly after 11am. Mostly cloudy, with a high near 57. South wind around 6 mph becoming west northwest in the afternoon.

    High: 57 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A 30 percent chance of rain before 11pm. Mostly cloudy, with a low around 47. North wind around 5 mph becoming calm in the evening.

    Low: 47 °F

    Chance Rain
    then Mostly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of rain after 11pm. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Chance Rain

Detailed Forecast

Tonight
A 40 percent chance of rain, mainly before 2am. Mostly cloudy, with a low around 48. South southeast wind 5 to 11 mph.
Friday
Increasing clouds, with a high near 62. South southwest wind 3 to 8 mph.
Friday Night
Mostly cloudy, with a low around 49. South wind 5 to 8 mph.
Saturday
A 50 percent chance of rain, mainly after 11am. Mostly cloudy, with a high near 57. South wind around 6 mph becoming west northwest in the afternoon.
Saturday Night
A 30 percent chance of rain before 11pm. Mostly cloudy, with a low around 47. North wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 62.
Sunday Night
Partly cloudy, with a low around 47.
Monday
Mostly sunny, with a high near 66.
Monday Night
A chance of rain after 11pm. Mostly cloudy, with a low around 52.
Tuesday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 60.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 48.
Wednesday
A chance of rain. Partly sunny, with a high near 60.
Wednesday Night
A slight chance of rain. Mostly cloudy, with a low around 49.
Thursday
A slight chance of rain. Partly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
Mercer Island WA
 47.55°N 122.24°W (Elev. 3 ft)
Last Update:
3:40 pm PDT May 16, 2024
Forecast Valid:
6pm PDT May 16, 2024-6pm PDT May 23, 2024
 
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Additional Resources

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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