Hurricane Erin, churning north in the Atlantic hundreds of miles offshore, is expected to trigger a dangerous storm surge and tropical storm conditions on Wednesday along North Carolina’s Outer Banks and other stretches of the U.

High surf advisories are in effect from Florida to Massachusetts, with Wednesday marking the peak for dangerous and destructive waves. Waves could reach 10 to 20 feet in North Carolina’s Outer Banks, 11 feet in the Southeast, and 15 feet in the Northeast.

Erin continues to grow in size, and its impacts from high surf, rip currents and coastal flooding are already increasing along parts of the East Coast. Here's the latest forecast.

The Category 2 hurricane saw its winds weaken to as low as 100 mph on Aug. 19 as its north side battled winds, but the National Hurricane Center said early on Aug. 20 that the storm had reformed an inner eye wall, and a Hurricane Hunter mission this morning is expected to help the center determine if winds have increased in response.

Hurricane Erin is tracking northwest between the U.S. East Coast and Bermuda, bringing dangerous surf and life-threatening rip currents to Florida and the Carolinas through midweek.

Tracking Hurricane Erin, the first named storm of the Atlantic hurricane season, which weakened to a Category 3 storm early Sunday.

Hurricane Erin exploded in strength to a Category 5 storm in the Caribbean before weakening on Saturday, the National Hurricane Center said.