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

57°F

14°C

Humidity 67%
Wind Speed N 0 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 15 May 01:35 AM PDT
Extended Forecast for

Mercer Island WA

  • Overnight

    Overnight: Partly cloudy, with a low around 51. Northeast wind 3 to 5 mph.

    Low: 51 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 73. North northeast wind around 5 mph becoming calm.

    High: 73 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 55. North northwest wind 5 to 8 mph becoming east northeast after midnight.

    Low: 55 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A 30 percent chance of rain after 11am. Mostly cloudy, with a high near 65. East wind 6 to 16 mph becoming southwest in the afternoon. Winds could gust as high as 23 mph.

    High: 65 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 49. South wind 7 to 15 mph, with gusts as high as 21 mph.

    Low: 49 °F

    Chance Rain

  • Friday

    Friday: A 20 percent chance of rain before 11am. Partly sunny, with a high near 64.

    High: 64 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of rain after 11am. Partly sunny, with a high near 60.

    High: 60 °F

    Slight Chance
    Rain

  • Saturday Night

    Saturday Night: A slight chance of rain before 11pm. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Slight Chance
    Rain then
    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 51. Northeast wind 3 to 5 mph.
Wednesday
Partly sunny, with a high near 73. North northeast wind around 5 mph becoming calm.
Wednesday Night
Increasing clouds, with a low around 55. North northwest wind 5 to 8 mph becoming east northeast after midnight.
Thursday
A 30 percent chance of rain after 11am. Mostly cloudy, with a high near 65. East wind 6 to 16 mph becoming southwest in the afternoon. Winds could gust as high as 23 mph.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 49. South wind 7 to 15 mph, with gusts as high as 21 mph.
Friday
A 20 percent chance of rain before 11am. Partly sunny, with a high near 64.
Friday Night
Mostly cloudy, with a low around 49.
Saturday
A slight chance of rain after 11am. Partly sunny, with a high near 60.
Saturday Night
A slight chance of rain before 11pm. Mostly cloudy, with a low around 47.
Sunday
Partly sunny, with a high near 62.
Sunday Night
Partly cloudy, with a low around 47.
Monday
A slight chance of rain. Partly sunny, with a high near 65.
Monday Night
Partly cloudy, with a low around 50.
Tuesday
A slight chance of rain. Partly sunny, with a high near 64.
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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 am PDT May 15, 2024
Forecast Valid:
1am PDT May 15, 2024-6pm PDT May 21, 2024
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation