I-66 weather conditions near Fairfax, Virginia

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Overcast 58°F 2025-11-15T14:52:00-05:00
• Tonight 2025-11-15, Scattered Showers. Scattered showers, mainly before 2am. Mostly cloudy, with a low around 53. South wind 9 to 11 mph becoming west after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 30%.
• Sunday 2025-11-16, Sunny and Breezy. Sunny, with a high near 60. Breezy, with a northwest wind 15 to 23 mph, with gusts as high as 41 mph.
• Sunday Night 2025-11-16, Mostly Clear. Mostly clear, with a low around 36. Northwest wind 11 to 16 mph, with gusts as high as 29 mph.
• Monday 2025-11-17, Sunny. Sunny, with a high near 51. Northwest wind 11 to 17 mph, with gusts as high as 33 mph.
• Monday Night 2025-11-17, Mostly Clear. Mostly clear, with a low around 31. Northwest wind 3 to 7 mph.
• Tuesday 2025-11-18, Partly Sunny then Slight Chance Rain. A slight chance of rain after 1pm. Partly sunny, with a high near 50. Chance of precipitation is 20%.
• Tuesday Night 2025-11-18, Chance Rain. A chance of rain. Cloudy, with a low around 39. Chance of precipitation is 50%.
• Wednesday 2025-11-19, Mostly Cloudy. Mostly cloudy, with a high near 52.
• Wednesday Night 2025-11-19, Mostly Cloudy. Mostly cloudy, with a low around 39.
• Thursday 2025-11-20, Partly Sunny. Partly sunny, with a high near 56.
• Thursday Night 2025-11-20, Chance Rain. A chance of rain. Mostly cloudy, with a low around 45. Chance of precipitation is 40%.
• Friday 2025-11-21, Chance Rain. A chance of rain. Mostly cloudy, with a high near 63. Chance of precipitation is 30%.
• Friday Night 2025-11-21, Chance Rain. A chance of rain. Mostly cloudy, with a low around 51. Chance of precipitation is 50%.
• Saturday 2025-11-22, Chance Rain. A chance of rain. Partly sunny, with a high near 66. Chance of precipitation is 30%.