…ERIN IN THE FIRST STAGES OF POST-TROPICAL TRANSITION… …SWIMMING AT MANY U.S. EAST COAST BEACHES IS LIKELY TO REMAIN DANGEROUS FOR A COUPLE MORE DAYS… As of 5:00 AM AST Fri Aug 22 the center of Erin was located near 38.6, -65.3 with movement NE at 22 mph. The minimum central pressure was 956 mb with maximum sustained winds of about 90 mph.