000 WTNT64 KNHC 210624 TCUAT4 HURRICANE DEAN TROPICAL CYCLONE UPDATE NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL042007 225 AM EDT MON AUG 20 2007 DROPSONDE DATA FROM THE AIR FORCE RESERVE HURRICANE HUNTER AIRCRAFT INDICATE THAT THE MINIMUM CENTRAL PRESSURE IN THE EYE OF HURRICANE DEAN IS NOW 909 MB...26.84 INCHES. $$ FORECASTER PASCH/BROWN