I-5 weather conditions near Chehalis Weather, Washington

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Clear 59°F 2025-10-14T17:45:00
• Tonight 2025-10-14, Clear then Areas Frost and Dense Fog. Widespread dense fog between 4am and 5am. Areas of frost after 3am. Otherwise, clear, with a low around 34. North wind around 5 mph becoming calm in the evening.
• Wednesday 2025-10-15, Frost and Dense Fog then Sunny. Widespread dense fog between 7am and 9am. Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 65. Calm wind.
• Wednesday Night 2025-10-15, Mostly Clear. Mostly clear, with a low around 37. Calm wind.
• Thursday 2025-10-16, Slight Chance Rain. A 20 percent chance of rain after 11am. Partly sunny, with a high near 60. Light west southwest wind.
• Thursday Night 2025-10-16, Rain Likely. Rain likely, mainly after 11pm. Mostly cloudy, with a low around 45. Light south wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
• Friday 2025-10-17, Chance Rain then Mostly Sunny. A 30 percent chance of rain before 11am. Partly sunny, with a high near 62.
• Friday Night 2025-10-17, Partly Cloudy. Partly cloudy, with a low around 42.
• Saturday 2025-10-18, Chance Rain. A chance of rain. Mostly cloudy, with a high near 62.
• Saturday Night 2025-10-18, Rain. Rain. Cloudy, with a low around 46.
• Sunday 2025-10-19, Rain. Rain. Cloudy, with a high near 57.
• Sunday Night 2025-10-19, Rain. Rain. Mostly cloudy, with a low around 40.
• Monday 2025-10-20, Chance Showers. A chance of showers. Partly sunny, with a high near 58.
• Monday Night 2025-10-20, Chance Showers. A chance of showers. Partly cloudy, with a low around 40.
• Tuesday 2025-10-21, Chance Showers. A chance of showers. Partly sunny, with a high near 58.