...DEBBY EXPECTED TO BECOME A HURRICANE TONIGHT AND MAKE LANDFALL IN THE FLORIDA BIG BEND AREA ON MONDAY... ...WILL BRING A MAJOR FLOOD THREAT TO THE SOUTHEASTERN UNITED STATES... As of 5:00 PM EDT Sun Aug 4 the center of Debby was located near 27.7, -84.4 with movement N at 12 mph. The minimum central pressure was 992 mb with maximum sustained winds of about 65 mph.