I-66 weather conditions near Arlington, Virginia
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Mostly Cloudy 36°F 2025-11-28T18:52:00-05:00 
Tonight 2025-11-28, Mostly Clear. Mostly clear, with a low around 27. West wind 7 to 10 mph, with gusts as high as 18 mph.
Saturday 2025-11-29, Sunny. Sunny, with a high near 42. Northwest wind around 6 mph becoming calm in the afternoon.- Saturday Night 2025-11-29, Increasing Clouds. Increasing clouds, with a low around 30. Calm wind becoming south around 6 mph after midnight.
Sunday 2025-11-30, Rain Likely. Rain likely, mainly after 1pm. Cloudy, with a high near 45. South wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night 2025-11-30, Slight Chance Rain. A slight chance of rain before 1am. Partly cloudy, with a low around 31. Northwest wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Monday 2025-12-01, Mostly Sunny. Mostly sunny, with a high near 42.Monday Night 2025-12-01, Mostly Cloudy then Chance Snow. A chance of snow after 1am. Mostly cloudy, with a low around 31. Chance of precipitation is 40%.
Tuesday 2025-12-02, Rain. Rain. High near 39. Chance of precipitation is 80%.
Tuesday Night 2025-12-02, Chance Rain. A chance of rain before 1am. Partly cloudy, with a low around 29. Chance of precipitation is 30%.- Wednesday 2025-12-03, Sunny. Sunny, with a high near 41.
Wednesday Night 2025-12-03, Partly Cloudy. Partly cloudy, with a low around 28.
Thursday 2025-12-04, Partly Sunny. Partly sunny, with a high near 43.- Thursday Night 2025-12-04, Mostly Cloudy. Mostly cloudy, with a low around 25.
- Friday 2025-12-05, Partly Sunny. Partly sunny, with a high near 38.