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.

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.

The first Atlantic hurricane of the season is forecast to bring heavy rain and life-threatening surf and rip currents to the U.S. East Coast this week.

Hurricane forecasters are tracking two tropical waves in the Atlantic that could be the next areas of concern in the wake of Hurricane Erin. Here’s what the spaghetti models are showing.

Weather conditions are expected to deteriorate along the coast of North Carolina on Aug. 20 due to Hurricane Erin, according to the NHC.

Hurricane Erin on Monday bulked back up, but then dropped back down, although still a major Category 3 storm as it moved near the Bahamas with an increasing wind field that prompted new tropical

The storm will remain a major hurricane through the middle of the week, according to the National Hurricane Center.