I-90 weather conditions near Mercer Island, Washington
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Mist 48°F 2025-11-14T16:16:00 - This Afternoon 2025-11-14, Rain. Rain. High near 55. South southwest wind around 9 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Tonight 2025-11-14, Rain. Rain. Low around 52. South wind around 14 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday 2025-11-15, Rain Likely. Rain likely, mainly after 2pm. Cloudy, with a high near 57. South wind 7 to 11 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night 2025-11-15, Rain Likely. Rain likely, mainly before 10pm. Mostly cloudy, with a low around 53. Light and variable wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday 2025-11-16, Rain. Rain, mainly after 10am. High near 56. Light and variable wind becoming south around 5 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night 2025-11-16, Rain. Rain. Low around 51. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.- Monday 2025-11-17, Rain Likely. Rain likely, mainly before 10am. Mostly cloudy, with a high near 55. Chance of precipitation is 60%.
Monday Night 2025-11-17, Chance Rain. A chance of rain, mainly before 10pm. Mostly cloudy, with a low around 46.
Tuesday 2025-11-18, Chance Rain. A chance of rain, mainly before 4pm. Partly sunny, with a high near 51.- Tuesday Night 2025-11-18, Slight Chance Rain. A slight chance of rain before 10pm, then a slight chance of rain after 4am. Mostly cloudy, with a low around 43.
- Wednesday 2025-11-19, Chance Rain. A chance of rain. Mostly cloudy, with a high near 50.
- Wednesday Night 2025-11-19, Rain Likely. Rain likely. Mostly cloudy, with a low around 46.
- Thursday 2025-11-20, Chance Rain. A chance of rain. Mostly cloudy, with a high near 50.
- Thursday Night 2025-11-20, Chance Rain. A chance of rain. Mostly cloudy, with a low around 44.
- Friday 2025-11-21, Chance Rain. A chance of rain. Mostly cloudy, with a high near 51.