Critical Fire Weather Conditions in the Plains; Increasing Severe Weather Chances for the Plains and Upper Midwest
A strengthening storm system will bring impactful weather to the much of Central U.S. over the next couple of days, including heavy snow in the northern Rockies, Critical fire weather conditions for portions of the Plains, and increasing severe weather chances from the central/southern Plains to the Upper Midwest. Read More >
Current conditions at
Boeing Field - King County International Airport (KBFI)
Lat: 47.54548°NLon: 122.3147°WElev: 20.0ft.
Overcast
52°F
11°C
| Humidity | 71% |
| Wind Speed | S 6 MPH |
| Barometer | 30.12 in (1019.98 mb) |
| Dewpoint | 43°F (6°C) |
| Visibility | 10.00 mi |
| Last update | 22 Apr 09:35 PM PDT |
Extended Forecast for
Mercer Island WA
Tonight
Low: 48 °F
Increasing
CloudsThursday
High: 62 °F
Becoming
SunnyThursday Night
Low: 44 °F
Mostly Clear
Friday
High: 64 °F
Sunny
Friday Night
Low: 43 °F
Mostly Clear
Saturday
High: 67 °F
Sunny
Saturday Night
Low: 44 °F
Mostly Clear
Sunday
High: 69 °F
Sunny
Sunday Night
Low: 46 °F
Mostly Clear
Detailed Forecast
Tonight
Increasing clouds, with a low around 48. South wind 8 to 11 mph.
Thursday
Cloudy through mid morning, then gradual clearing, with a high near 62. South wind around 6 mph becoming west in the afternoon.
Thursday Night
Mostly clear, with a low around 44. Northwest wind around 5 mph becoming light and variable in the evening.
Friday
Sunny, with a high near 64. Light north northeast wind becoming north 6 to 11 mph in the afternoon.
Friday Night
Mostly clear, with a low around 43. North northwest wind 5 to 10 mph becoming light northeast in the evening.
Saturday
Sunny, with a high near 67.
Saturday Night
Mostly clear, with a low around 44.
Sunday
Sunny, with a high near 69.
Sunday Night
Mostly clear, with a low around 46.
Monday
Mostly sunny, with a high near 68.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Mostly sunny, with a high near 69.
Tuesday Night
Mostly clear, with a low around 47.
Wednesday
Sunny, with a high near 71.
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)
11:26 am PDT Apr 22, 2026
9pm PDT Apr 22, 2026-6pm PDT Apr 29, 2026
Additional Resources
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