I-5 weather conditions near Mount Vernon, Washington

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Overcast 59°F 2025-06-25T13:30:00
• This Afternoon 2025-06-25, Partly Sunny. Partly sunny, with a high near 67. South southwest wind around 7 mph.
• Tonight 2025-06-25, Chance Showers. A 30 percent chance of showers, mainly after 2am. Cloudy, with a low around 55. West southwest wind around 5 mph becoming calm in the evening.
• Thursday 2025-06-26, Showers Likely. Showers likely, mainly after 2pm. Cloudy, with a high near 63. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
• Thursday Night 2025-06-26, Showers then Chance Showers. Showers, mainly before 11pm. Low around 54. Light and variable wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
• Friday 2025-06-27, Chance Showers then Mostly Cloudy. A 40 percent chance of showers before 11am. Mostly cloudy, with a high near 66. Calm wind becoming south southwest around 6 mph in the afternoon.
• Friday Night 2025-06-27, Mostly Cloudy then Patchy Fog. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 53.
• Saturday 2025-06-28, Mostly Sunny. Mostly sunny, with a high near 71.
• Saturday Night 2025-06-28, Mostly Clear then Patchy Fog. Patchy fog after 3am. Otherwise, mostly clear, with a low around 52.
• Sunday 2025-06-29, Patchy Fog then Sunny. Patchy fog before 7am. Otherwise, sunny, with a high near 76.
• Sunday Night 2025-06-29, Mostly Clear then Patchy Fog. Patchy fog after 5am. Otherwise, clear, with a low around 55.
• Monday 2025-06-30, Sunny. Sunny, with a high near 80.
• Monday Night 2025-06-30, Mostly Clear. Mostly clear, with a low around 56.
• Tuesday 2025-07-01, Mostly Sunny. Mostly sunny, with a high near 78.