Current conditions at
Boeing Field - King County International Airport (KBFI)
Lat: 47.54548°NLon: 122.3147°WElev: 20.0ft.
Partly Cloudy
50°F
10°C
| Humidity | 71% |
| Wind Speed | N 0 MPH |
| Barometer | 30.21 in (1023.03 mb) |
| Dewpoint | 41°F (5°C) |
| Visibility | 10.00 mi |
| Last update | 28 Nov 11:20 AM PST |
Extended Forecast for
Mercer Island WA
Today
High: 53 °F
Sunny
Tonight
Low: 40 °F
Increasing
CloudsSaturday
High: 50 °F
Slight Chance
RainSaturday Night
Low: 36 °F
Partly Cloudy
Sunday
High: 48 °F
Partly Sunny
Sunday Night
Low: 38 °F
Mostly Cloudy
then Slight
Chance RainMonday
High: 48 °F
Chance Rain
Monday Night
Low: 43 °F
Rain Likely
Tuesday
High: 49 °F
Chance Rain
then Mostly
Cloudy
Detailed Forecast
Today
Sunny, with a high near 53. North wind 3 to 6 mph.
Tonight
Increasing clouds, with a low around 40. Light northeast wind.
Saturday
A 20 percent chance of rain after 10am. Mostly cloudy, with a high near 50. Light east northeast wind.
Saturday Night
Partly cloudy, with a low around 36. Calm wind.
Sunday
Partly sunny, with a high near 48. Calm wind.
Sunday Night
A 10 percent chance of rain after 4am. Mostly cloudy, with a low around 38.
Monday
A 30 percent chance of rain, mainly after 10am. Mostly cloudy, with a high near 48.
Monday Night
Rain likely, mainly before 4am. Mostly cloudy, with a low around 43.
Tuesday
A chance of rain before 10am. Mostly cloudy, with a high near 49.
Tuesday Night
Mostly cloudy, with a low around 40.
Wednesday
Mostly cloudy, with a high near 48.
Wednesday Night
A slight chance of rain. Mostly cloudy, with a low around 42.
Thursday
A chance of rain. Cloudy, with a high near 50.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Mercer Island WA
47.6°N 122.22°W (Elev. 3 ft)
47.6°N 122.22°W (Elev. 3 ft)
9:23 am PST Nov 28, 2025
11am PST Nov 28, 2025-6pm PST Dec 4, 2025
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