I-66 weather conditions near Fairfax, Virginia
Roadnow AI Agent Live Update
Seasoned Weather Conditions
Current Weather Conditions
click anywhere on map to change location
7 day weather forecast
Current condition: Overcast 43°F 2025-11-27T01:52:00-05:00 
Overnight 2025-11-27, Mostly Cloudy. Mostly cloudy, with a low around 36. West wind 10 to 13 mph.
Thanksgiving Day 2025-11-27, Partly Sunny. Partly sunny, with a high near 44. West wind 10 to 15 mph, with gusts as high as 21 mph.
Thursday Night 2025-11-27, Mostly Clear. Mostly clear, with a low around 28. West wind 11 to 15 mph, with gusts as high as 20 mph.
Friday 2025-11-28, Sunny and Breezy. Sunny, with a high near 41. Breezy, with a west wind 15 to 21 mph, with gusts as high as 33 mph.- Friday Night 2025-11-28, Mostly Clear. Mostly clear, with a low around 26. West wind 7 to 11 mph.
Saturday 2025-11-29, Sunny. Sunny, with a high near 42.- Saturday Night 2025-11-29, Mostly Cloudy. Mostly cloudy, with a low around 29.
Sunday 2025-11-30, Chance Rain. A chance of rain. Cloudy, with a high near 44. Chance of precipitation is 50%.
Sunday Night 2025-11-30, Chance Rain. A chance of rain before 1am. Mostly cloudy, with a low around 33. Chance of precipitation is 50%.- Monday 2025-12-01, Partly Sunny. Partly sunny, with a high near 43.
Monday Night 2025-12-01, Mostly Cloudy then Chance Rain. A chance of rain. Mostly cloudy, with a low around 29. Chance of precipitation is 30%.
Tuesday 2025-12-02, Chance Rain. A chance of rain. Mostly cloudy, with a high near 39. Chance of precipitation is 40%.
Tuesday Night 2025-12-02, Chance Rain/Snow. A chance of rain and snow. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.
Wednesday 2025-12-03, Mostly Sunny. Mostly sunny, with a high near 41.