...DEBBY BECOMES A HURRICANE AS IT APPROACHES THE NORTHEASTERN GULF COAST... ...WILL BRING A MAJOR FLOOD THREAT TO THE SOUTHEASTERN UNITED STATES THIS WEEK... As of 11:00 PM EDT Sun Aug 4 the center of Debby was located near 28.6, -84.0 with movement N at 12 mph. The minimum central pressure was 985 mb with maximum sustained winds of about 75 mph.