Hurricane Erin is marching north and is set to bring life-threatening rip currents, destructive waves, coastal flooding and possibly beach erosion to much of the East Coast. The conditions will last through Thursday before improving later on Friday and into Saturday.

Meteorologists are closely tracking the projected path and forecast of Hurricane Erin, which is the first hurricane to develop over the Atlantic this year.

Dozens of people have been rescued from rip currents as Hurricane Erin churns up the Eastern seaboard. Authorities said about 60 people have been rescued from rip currents at Wrightsville Beach, N.C., according to the Wilmington Star-News and NBC affiliate WRAL-TV .

Hurricane Erin's push up alongside the east coast is bringing rough seas and high winds to Cape Cod and the Islands, disrupting ferry travel in the waning weeks of summer.

More than 33 million Americans were under coastal flood advisories on Aug 20 as Hurricane Erin head north toward the U.S. mainland.

The most-severe flooding is expected in the back bays Thursday evening. Hurricane Erin’s drive-by impacts are forecast to generate multiple rounds of flooding in Jersey beach towns from Sandy Hook to Cape May Point, and tropical-storm warnings were in effect for the near-shore waters.

Nova Scotia is preparing for the potential effects of Hurricane Erin as it moves north in the Atlantic Ocean. As Nathan Coleman reports, boat owners, beachgoers, and wildland firefighters are all watching Erin's path closely.