I-5 weather conditions near Castle Rock, Washington

Roadnow AI Agent Live Update

7 day weather forecast

• Columbus Day 2025-10-13, Becoming Sunny. Partly sunny, then gradually becoming sunny, with a high near 60. North wind 6 to 8 mph.
• Tonight 2025-10-13, Clear. Clear, with a low around 36. North wind around 6 mph.
• Tuesday 2025-10-14, Areas Frost then Sunny. Areas of frost before 9am. Otherwise, sunny, with a high near 62. Light north wind.
• Tuesday Night 2025-10-14, Clear. Clear, with a low around 36. Light north wind.
• Wednesday 2025-10-15, Patchy Frost then Sunny. Patchy frost before 9am. Otherwise, sunny, with a high near 64. Calm wind.
• Wednesday Night 2025-10-15, Mostly Clear then Patchy Fog. Patchy fog between 1am and 2am. Otherwise, mostly clear, with a low around 40.
• Thursday 2025-10-16, Slight Chance Showers. A 20 percent chance of showers after 11am. Mostly cloudy, with a high near 60.
• Thursday Night 2025-10-16, Showers Likely. Showers likely, mainly after 11pm. Mostly cloudy, with a low around 46.
• Friday 2025-10-17, Chance Showers. A chance of showers, mainly before 11am. Partly sunny, with a high near 61.
• Friday Night 2025-10-17, Partly Cloudy. Partly cloudy, with a low around 42.
• Saturday 2025-10-18, Chance Showers. A chance of showers. Mostly cloudy, with a high near 62.
• Saturday Night 2025-10-18, Showers Likely. Showers likely. Mostly cloudy, with a low around 47.
• Sunday 2025-10-19, Showers. Showers. Mostly cloudy, with a high near 56.