I-66 weather conditions near Arlington, Virginia

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Overcast 41°F 2025-12-13T16:52:00-05:00
• Tonight 2025-12-13, Chance Rain then Rain/Snow. A chance of rain before 2am, then rain and snow between 2am and 4am, then snow after 4am. The snow could be heavy at times. Low around 27. Light north wind becoming northwest 5 to 9 mph after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 2 inches possible.
• Sunday 2025-12-14, Chance Snow then Sunny. A chance of snow, mainly before 7am. Cloudy through mid morning, then gradual clearing, with a temperature falling to around 21 by 5pm. Northwest wind 14 to 18 mph, with gusts as high as 34 mph. Chance of precipitation is 30%.
• Sunday Night 2025-12-14, Mostly Clear. Mostly clear, with a low around 19. Northwest wind 11 to 16 mph, with gusts as high as 28 mph.
• Monday 2025-12-15, Mostly Sunny. Mostly sunny, with a high near 31. Northwest wind 6 to 10 mph, with gusts as high as 18 mph.
• Monday Night 2025-12-15, Partly Cloudy. Partly cloudy, with a low around 22. South wind around 5 mph becoming light and variable after midnight.
• Tuesday 2025-12-16, Mostly Sunny. Mostly sunny, with a high near 38.
• Tuesday Night 2025-12-16, Partly Cloudy. Partly cloudy, with a low around 28.
• Wednesday 2025-12-17, Partly Sunny. Partly sunny, with a high near 50.
• Wednesday Night 2025-12-17, Partly Cloudy. Partly cloudy, with a low around 32.
• Thursday 2025-12-18, Partly Sunny. Partly sunny, with a high near 55.
• Thursday Night 2025-12-18, Showers Likely. Showers likely. Mostly cloudy, with a low around 39. Chance of precipitation is 70%.
• Friday 2025-12-19, Mostly Sunny. Mostly sunny, with a high near 48.
• Friday Night 2025-12-19, Partly Cloudy. Partly cloudy, with a low around 30.
• Saturday 2025-12-20, Partly Sunny. Partly sunny, with a high near 47.