I-90 weather conditions near Federal Way, Washington
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Mostly Cloudy 52°F 2025-10-17T23:45:00 
Tonight 2025-10-17, Partly Cloudy. Partly cloudy, with a low around 42. Calm wind.Saturday 2025-10-18, Chance Rain then Rain Likely. Rain likely, mainly after 4pm. Cloudy, with a high near 54. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night 2025-10-18, Rain. Rain. Low around 47. South southwest wind 9 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday 2025-10-19, Rain. Rain. High near 58. South southwest wind 11 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.Sunday Night 2025-10-19, Rain Likely then Chance Rain. Rain likely, mainly before 11pm. Mostly cloudy, with a low around 45. South southwest wind 7 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Monday 2025-10-20, Partly Sunny. Partly sunny, with a high near 60.
Monday Night 2025-10-20, Chance Rain. A 30 percent chance of rain after 11pm. Mostly cloudy, with a low around 46.
Tuesday 2025-10-21, Chance Rain. A chance of rain. Mostly cloudy, with a high near 59.
Tuesday Night 2025-10-21, Chance Rain. A chance of rain, mainly before 11pm. Mostly cloudy, with a low around 43.- Wednesday 2025-10-22, Chance Rain. A chance of rain. Mostly cloudy, with a high near 59.
- Wednesday Night 2025-10-22, Rain Likely. Rain likely. Mostly cloudy, with a low around 46.
- Thursday 2025-10-23, Rain Likely. Rain likely. Mostly cloudy, with a high near 61.
- Thursday Night 2025-10-23, Rain. Rain. Cloudy, with a low around 50.
- Friday 2025-10-24, Rain. Rain. Cloudy, with a high near 58.