As July is ushered in by consecutive days of thunderstorms in the mid-Atlantic region and Arthur spins northward in the Atlantic, the capital's National Mall Independence Day celebration should be in the clear Friday evening.
After hitting their highest mark of the summer so far at Washington, D.C. on Wednesday, temperatures will gradually ease back Thursday and Friday. Humidity levels will remain high into Friday midday.
Localized flash flooding and gusty thunderstorms will be in the area into Friday morning.
Weather conditions for July Fourth will depend on the track of Arthur in the Atlantic Basin.
"If the tropical system takes a northeastward turn late in the week, as we suspect, rain and thunderstorms will begin to shift eastward and out to sea Friday afternoon and evening, so that the weather improves for fireworks Friday night from Washington, D.C., to Philadelphia and New York City," AccuWeather Long-Range Expert Paul Pastelok said.
The AccuWeather.com Hurricane Center continues to track Arthur.
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As Arthur continues to strengthen through the first week of July, it is likely to spoil the fun for Atlantic Ocean bathers due to the risk of rough surf into Saturday. However, the weather both Saturday and Sunday will be sunny with much lower humidity.
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