Tropical Storm Danielle churned up the East Coast on Friday with 45 m.p.h. winds, prompting some residents of low-lying areas of Maryland to flee to higher ground.
About 20 residents of St. George Island, Md., along the Potomac River, left for several hours after the storm dumped nine inches of water on roads, a state Emergency Management Agency official said.
Delaware Gov. Michael N. Castle declared a limited state of emergency in Bethany Beach and parts of Dewey Beach, authorizing the use of the National Guard. Several roads in Maryland and Delaware were closed due to flooding, but police reported no major damage.
Residents of waterfront homes in metropolitan New York and workers at Coney Island beaches piled sandbags against rising tides.