...ERNESTO STRENGTHENING AS IT APPROACHES BERMUDA... ...HIGH RISK OF DANGEROUS RIP CURRENTS ALONG U.S. EAST COAST BEACHES FRIDAY AND OVER THE WEEKEND... As of 8:00 PM AST Thu Aug 15 the center of Ernesto was located near 26.6, -68.4 with movement N at 13 mph. The minimum central pressure was 970 mb with maximum sustained winds of about 90 mph.