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: Clear 54°F 2025-10-15T20:15:00 
Tonight 2025-10-15, Mostly Clear. Mostly clear, with a low around 39. Light and variable wind.
Thursday 2025-10-16, Increasing Clouds. Increasing clouds, with a high near 59. Southwest wind 3 to 7 mph.
Thursday Night 2025-10-16, Rain Likely. Rain likely, mainly after 11pm. Mostly cloudy, with a low around 49. South wind around 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday 2025-10-17, Chance Rain. A 30 percent chance of rain, mainly before 11am. Partly sunny, with a high near 60. West wind around 6 mph.
Friday Night 2025-10-17, Mostly Cloudy. Mostly cloudy, with a low around 44. West northwest wind around 5 mph becoming light and variable in the evening.
Saturday 2025-10-18, Chance Rain. A 50 percent chance of rain, mainly after 11am. Mostly cloudy, with a high near 58.
Saturday Night 2025-10-18, Rain. Rain. Low around 48. Chance of precipitation is 100%.
Sunday 2025-10-19, Rain. Rain before 11am, then showers after 11am. Cloudy, with a high near 57.
Sunday Night 2025-10-19, Showers Likely. Showers likely and possibly a thunderstorm before 11pm, then a chance of showers. Mostly cloudy, with a low around 46.
Monday 2025-10-20, Chance Showers. A chance of showers, mainly before 11am. Partly sunny, with a high near 58.
Monday Night 2025-10-20, Slight Chance Rain. A slight chance of rain. Mostly cloudy, with a low around 45.- Tuesday 2025-10-21, Chance Rain. A chance of rain. Mostly cloudy, with a high near 57.
- Tuesday Night 2025-10-21, Chance Rain. A chance of rain. Mostly cloudy, with a low around 46.
- Wednesday 2025-10-22, Chance Rain. A chance of rain. Mostly cloudy, with a high near 60.