...AIR FORCE RESERVE HURRICANE HUNTERS FIND ERNESTO STILL STRENGTHENING... ...TROPICAL STORM CONDITIONS EXPECTED TO BEGIN IN THE VIRGIN ISLANDS IN A FEW HOURS... As of 2:00 PM AST Tue Aug 13 the center of Ernesto was located near 17.5, -63.5 with movement WNW at 18 mph. The minimum central pressure was 1003 mb with maximum sustained winds of about 60 mph.