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#146601 (Received by flhurricane at: 2:09 PM 17.Aug.2007) TCDAT4 HURRICANE DEAN SPECIAL DISCUSSION NUMBER 18 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL042007 145 PM EDT FRI AUG 17 2007 THIS SPECIAL ADVISORY IS BEING ISSUED TO UPDATE THE INITIAL INTENSITY OF HURRICANE DEAN TO 110 KNOTS BASED ON FLIGHT LEVEL WIND DATA OF 124 KNOTS JUST MEASURED BY AN AIR FORCE RECONNAISSANCE AIRCRAFT. THE FORECAST INTENSITY HAS BEEN ADJUSTED UPWARD ACCORDINGLY. THIS ADVISORY SUPERSEDES THE INTERMEDIATE 2 PM AST PUBLIC ADVISORY. FORECAST POSITIONS AND MAX WINDS INITIAL 17/1745Z 14.8N 63.6W 110 KT 12HR VT 18/0000Z 15.0N 65.5W 115 KT 24HR VT 18/1200Z 15.8N 69.0W 120 KT 36HR VT 19/0000Z 16.7N 72.3W 125 KT 48HR VT 19/1200Z 17.5N 75.5W 130 KT 72HR VT 20/1200Z 19.5N 82.0W 130 KT 96HR VT 21/1200Z 21.5N 88.0W 100 KT...INLAND 120HR VT 22/1200Z 24.0N 94.0W 105 KT $$ FORECASTER AVILA/MAINELLI |