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 62°F 2026-05-05T05:52:00-04:00 
Today 2026-05-05, Sunny. Sunny, with a high near 85. Southwest wind 9 to 16 mph, with gusts as high as 31 mph.- Tonight 2026-05-05, Mostly Cloudy. Mostly cloudy, with a low around 64. South wind around 14 mph, with gusts as high as 23 mph.
Wednesday 2026-05-06, Showers. Showers, with thunderstorms also possible after 5pm. High near 76. South wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night 2026-05-06, Showers. Showers and possibly a thunderstorm before 2am, then showers likely. Low around 54. Southwest wind around 8 mph becoming northwest after midnight. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday 2026-05-07, Showers Likely. Showers likely before 11am, then showers likely and possibly a thunderstorm between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 63. North wind around 7 mph. Chance of precipitation is 70%.
Thursday Night 2026-05-07, Chance Showers. A chance of showers, mainly before 8pm. Partly cloudy, with a low around 46. Chance of precipitation is 30%.- Friday 2026-05-08, Sunny. Sunny, with a high near 69.
Friday Night 2026-05-08, Partly Cloudy. Partly cloudy, with a low around 52.
Saturday 2026-05-09, Chance Showers. A chance of showers after 8am. Partly sunny, with a high near 73. Chance of precipitation is 50%.
Saturday Night 2026-05-09, Mostly Clear. Mostly clear, with a low around 52.- Sunday 2026-05-10, Sunny. Sunny, with a high near 79.
Sunday Night 2026-05-10, Chance Showers. A chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 40%.- Monday 2026-05-11, Showers Likely. Showers likely. Mostly cloudy, with a high near 72. Chance of precipitation is 70%.