I-90 weather conditions near Mercer Island, Washington

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: light rain,mist 54°F 2025-11-01T05:00:00
• Overnight 2025-11-01, Rain. Rain. Steady temperature around 55. South southeast wind around 10 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
• Saturday 2025-11-01, Rain then Showers Likely. Rain before 11am, then showers, mainly after 11am. High near 60. South southwest wind 11 to 18 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
• Saturday Night 2025-11-01, Showers Likely. Showers likely. Mostly cloudy, with a low around 47. South southwest wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
• Sunday 2025-11-02, Chance Showers then Mostly Sunny. A 30 percent chance of showers before 11am. Partly sunny, with a high near 55. South wind around 7 mph.
• Sunday Night 2025-11-02, Mostly Cloudy. Mostly cloudy, with a low around 45. Calm wind becoming north northeast around 6 mph after midnight.
• Monday 2025-11-03, Chance Rain. A 40 percent chance of rain, mainly after 11am. Mostly cloudy, with a high near 54.
• Monday Night 2025-11-03, Rain Likely. Rain likely, mainly after 11pm. Mostly cloudy, with a low around 47. Chance of precipitation is 60%.
• Tuesday 2025-11-04, Chance Rain. A chance of rain. Mostly cloudy, with a high near 57.
• Tuesday Night 2025-11-04, Rain. Rain, mainly after 11pm. Cloudy, with a low around 51.
• Wednesday 2025-11-05, Rain. Rain. Cloudy, with a high near 58.
• Wednesday Night 2025-11-05, Rain. Rain. Cloudy, with a low around 52.
• Thursday 2025-11-06, Rain. Rain. Cloudy, with a high near 57.
• Thursday Night 2025-11-06, Rain. Rain. Cloudy, with a low around 50.
• Friday 2025-11-07, Rain. Rain. Cloudy, with a high near 54.