I-66 weather conditions near Washington, District of Columbia
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Mostly Cloudy 78°F 2024-05-23T00:52:00-04:00 
Overnight 2024-05-23, Scattered Showers. Scattered showers, mainly after 5am. Mostly cloudy, with a low around 70. Southwest wind 5 to 7 mph. Chance of precipitation is 30%.
Thursday 2024-05-23, Showers Likely. Showers and thunderstorms likely, mainly before 2pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 80. West wind 3 to 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night 2024-05-23, T-storms Likely. Showers and thunderstorms likely, mainly before 11pm. Mostly cloudy, with a low around 65. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Friday 2024-05-24, Chance Showers. A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 11am, then a chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 84. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 30%.
Friday Night 2024-05-24, Chance Showers. A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am, then a chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 66. Calm wind. Chance of precipitation is 30%.Saturday 2024-05-25, Chance Showers then Chance T-storms. A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 11am, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 83. Chance of precipitation is 50%.
Saturday Night 2024-05-25, Chance T-storms then Partly Cloudy. A chance of thunderstorms before 8pm. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.
Sunday 2024-05-26, Mostly Sunny then Chance Showers. A chance of showers after 2pm. Mostly sunny, with a high near 84. Chance of precipitation is 30%.
Sunday Night 2024-05-26, Chance T-storms. A chance of showers, with thunderstorms also possible after 8pm. Mostly cloudy, with a low around 66. Chance of precipitation is 50%.
Memorial Day 2024-05-27, Showers Likely. Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 82. Chance of precipitation is 70%.
Monday Night 2024-05-27, Showers Likely. Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.
Tuesday 2024-05-28, Chance Showers. A chance of showers. Mostly sunny, with a high near 76. Chance of precipitation is 40%.
Tuesday Night 2024-05-28, Partly Cloudy. Partly cloudy, with a low around 59.- Wednesday 2024-05-29, Chance Showers. A chance of showers. Mostly sunny, with a high near 75. Chance of precipitation is 30%.