I-405 WA weather conditions near Seattle, Washington
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Tonight 2025-06-19, Mostly Cloudy then Chance Rain. A 30 percent chance of rain after 5am. Mostly cloudy, with a low around 52. North wind around 5 mph becoming calm.
Friday 2025-06-20, Chance Rain then Rain. Rain, mainly after 3pm. High near 62. South wind around 6 mph becoming west in the afternoon. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night 2025-06-20, Rain. Rain. Low around 51. Light and variable wind becoming south 5 to 7 mph after midnight. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday 2025-06-21, Rain then Chance Rain. Rain, mainly before 11am. High near 63. South wind around 7 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night 2025-06-21, Chance Rain. A 30 percent chance of rain. Mostly cloudy, with a low around 53. South wind 3 to 5 mph.
Sunday 2025-06-22, Chance Rain. A 30 percent chance of rain, mainly before 11am. Partly sunny, with a high near 73.
Sunday Night 2025-06-22, Partly Cloudy. Partly cloudy, with a low around 54.
Monday 2025-06-23, Mostly Sunny. Mostly sunny, with a high near 79.
Monday Night 2025-06-23, Mostly Clear. Mostly clear, with a low around 57.
Tuesday 2025-06-24, Sunny. Sunny, with a high near 83.
Tuesday Night 2025-06-24, Partly Cloudy. Partly cloudy, with a low around 58.
Wednesday 2025-06-25, Partly Sunny. Partly sunny, with a high near 79.
Wednesday Night 2025-06-25, Mostly Cloudy. Mostly cloudy, with a low around 57.
Thursday 2025-06-26, Slight Chance Rain. A slight chance of rain. Partly sunny, with a high near 73.