I-66 weather conditions near Washington, District of Columbia

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Partly Cloudy 59°F 2025-11-26T19:52:00-05:00
• Tonight 2025-11-26, Partly Cloudy. Partly cloudy, with a low around 38. West wind 8 to 15 mph, with gusts as high as 38 mph.
• Thanksgiving Day 2025-11-27, Decreasing Clouds. Cloudy, then gradually becoming mostly sunny, with a high near 46. West wind 10 to 14 mph, with gusts as high as 30 mph.
• Thursday Night 2025-11-27, Mostly Clear. Mostly clear, with a low around 30. West wind 9 to 11 mph, with gusts as high as 23 mph.
• Friday 2025-11-28, Sunny then Sunny and Breezy. Sunny, with a high near 43. Breezy, with a west wind 14 to 20 mph, with gusts as high as 39 mph.
• Friday Night 2025-11-28, Mostly Clear. Mostly clear, with a low around 28. West wind 7 to 11 mph, with gusts as high as 23 mph.
• Saturday 2025-11-29, Sunny. Sunny, with a high near 43.
• Saturday Night 2025-11-29, Mostly Cloudy. Mostly cloudy, with a low around 30.
• Sunday 2025-11-30, Mostly Cloudy then Chance Rain. A chance of rain after 1pm. Mostly cloudy, with a high near 46. Chance of precipitation is 40%.
• Sunday Night 2025-11-30, Chance Rain. A chance of rain. Mostly cloudy, with a low around 35. Chance of precipitation is 50%.
• Monday 2025-12-01, Partly Sunny. Partly sunny, with a high near 46.
• Monday Night 2025-12-01, Mostly Cloudy then Chance Rain/Snow. A chance of rain and snow. Mostly cloudy, with a low around 32. Chance of precipitation is 40%.
• Tuesday 2025-12-02, Rain Likely. Rain likely. Mostly cloudy, with a high near 41. Chance of precipitation is 60%.
• Tuesday Night 2025-12-02, Chance Rain. A chance of rain. Mostly cloudy, with a low around 30. Chance of precipitation is 40%.
• Wednesday 2025-12-03, Mostly Sunny. Mostly sunny, with a high near 42.