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A storm near the Bahamas, expected to become Tropical Storm Imelda, is the main concern for the U.S. East Coast.

While Hurricane Humberto is a powerful Category 4 storm, it is expected to remain at sea.

South Carolina's governor has declared a state of emergency due to the threat of heavy rainfall and flooding.

Humberto is a powerful Category 4 hurricane in the Atlantic Saturday, Sept. 27, but the system of most concern for U.S. East Coast residents is a storm near the Bahamas expected to become Tropical Storm Imelda this weekend, according to the latest advisory from the National Hurricane Center .

At 8 a.m., the storm designated as Potential Tropical Cyclone 9 was 110 miles south of the central Bahamas with 35 mph winds.

The storm is expected to become Tropi

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