I-5 weather conditions near Mount Vernon, Washington
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Overcast 45°F 2025-10-18T06:30:00 Today 2025-10-18, Chance Rain then Rain. Rain, mainly after noon. High near 53. Southeast wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tonight 2025-10-18, Rain then Rain Likely. Rain, mainly before 3am, then showers likely after 3am. Steady temperature around 50. South southeast wind 13 to 20 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday 2025-10-19, Showers. Showers before 11am, then showers and possibly a thunderstorm between 11am and 2pm, then showers after 2pm. High near 56. South southeast wind 13 to 15 mph becoming southwest in the afternoon. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.Sunday Night 2025-10-19, Showers Likely then Chance Showers. Showers likely, mainly before 11pm. Mostly cloudy, with a low around 46. South wind 7 to 14 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Monday 2025-10-20, Chance Showers. A 30 percent chance of showers, mainly before 11am. Mostly cloudy, with a high near 58. South southeast wind 6 to 10 mph.
Monday Night 2025-10-20, Chance Showers. A 50 percent chance of showers. Mostly cloudy, with a low around 45.
Tuesday 2025-10-21, Chance Showers. A 40 percent chance of showers, mainly before 11am. Mostly cloudy, with a high near 60.
Tuesday Night 2025-10-21, Chance Showers. A chance of showers. Mostly cloudy, with a low around 45.
Wednesday 2025-10-22, Rain Likely. Rain likely, mainly after 11am. Cloudy, with a high near 58.
Wednesday Night 2025-10-22, Rain. Rain. Cloudy, with a low around 49.- Thursday 2025-10-23, Rain. Rain. Cloudy, with a high near 59.
- Thursday Night 2025-10-23, Rain. Rain. Cloudy, with a low around 49.
- Friday 2025-10-24, Rain. Rain. Cloudy, with a high near 58.