I-66 weather conditions near Washington, District of Columbia

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Partly Cloudy 41°F 2025-11-12T02:52:00-05:00
• Overnight 2025-11-12, Partly Cloudy. Partly cloudy, with a low around 37. Southwest wind around 8 mph.
• Wednesday 2025-11-12, Sunny. Sunny, with a high near 59. Southwest wind 11 to 14 mph, with gusts as high as 30 mph.
• Wednesday Night 2025-11-12, Mostly Clear. Mostly clear, with a low around 39. West wind 6 to 8 mph.
• Thursday 2025-11-13, Sunny. Sunny, with a high near 56. West wind 8 to 14 mph, with gusts as high as 24 mph.
• Thursday Night 2025-11-13, Mostly Clear. Mostly clear, with a low around 34. West wind 3 to 6 mph.
• Friday 2025-11-14, Mostly Sunny. Mostly sunny, with a high near 58.
• Friday Night 2025-11-14, Partly Cloudy. Partly cloudy, with a low around 36.
• Saturday 2025-11-15, Partly Sunny. Partly sunny, with a high near 58.
• Saturday Night 2025-11-15, Mostly Cloudy then Chance Rain. A chance of rain after 1am. Mostly cloudy, with a low around 50. Chance of precipitation is 30%.
• Sunday 2025-11-16, Partly Sunny. Partly sunny, with a high near 69.
• Sunday Night 2025-11-16, Mostly Clear. Mostly clear, with a low around 42.
• Monday 2025-11-17, Sunny. Sunny, with a high near 56.
• Monday Night 2025-11-17, Partly Cloudy. Partly cloudy, with a low around 37.
• Tuesday 2025-11-18, Partly Sunny. Partly sunny, with a high near 53.