ZCZC MIATCDEP4 ALL TTAA00 KNHC DDHHMM TROPICAL STORM DANIEL DISCUSSION NUMBER 11 NWS NATIONAL HURRICANE CENTER MIAMI FL EP042012 200 PM PDT FRI JUL 06 2012 THE STRUCTURE OF DANIEL HAS NOT CHANGED MUCH OVER THE PAST FEW HOURS...WITH A CDO PERSISTING NEAR THE CENTER BUT NO SIGNS OF AN EYE FORMING YET IN GEOSTATIONARY IMAGERY. THE INITIAL INTENSITY REMAINS 60 KT BASED ON A BLEND OF THE 18Z DVORAK FIXES FROM TAFB AND SAB. WHILE THE SHEAR REMAINS LOW...DANIEL HAS ABOUT 24 HOURS LEFT BEFORE IT REACHES COOLER WATERS. INTENSIFICATION TO HURRICANE STATUS IS STILL SHOWN IN THE OFFICIAL FORECAST...WHICH HAS THE SUPPORT OF MORE OF THE INTENSITY GUIDANCE THIS CYCLE. RAPID WEAKENING IS EXPECTED AT 48 HOURS AND BEYOND. THE NHC FORECAST IS CLOSE TO THE SHIPS MODEL THROUGH 48 HOURS AND THE LGEM THEREAFTER. A SERIES OF MICROWAVE IMAGES OVER THE PAST FEW HOURS SUGGESTS THAT THE CENTER OF DANIEL IS LOCATED SOUTH OF PREVIOUS ESTIMATES AND HAS BEEN MOVING NEARLY DUE WEST OVER THE PAST 12 HOURS AT AROUND 10 KT. A GENERAL WESTWARD MOTION IS EXPECTED THROUGH THE FORECAST PERIOD WITH A GRADUAL INCREASE IN FORWARD SPEED AT DAYS 3 THROUGH 5 AS DANIEL MOVES SOUTH OF A BUILDING SUBTROPICAL RIDGE. THE NEW NHC TRACK IS A BLEND OF THE PREVIOUS FORECAST ADJUSTED FOR THE MORE SOUTHERLY INITIAL POSITION AND THE TVCE MULTI-MODEL CONSENSUS. THIS RESULTS IN A SOUTHWARD ADJUSTMENT OF 15 TO 20 NM THROUGH THE PERIOD COMPARED TO THE PREVIOUS ADVISORY. FORECAST POSITIONS AND MAX WINDS INIT 06/2100Z 14.4N 116.0W 60 KT 70 MPH 12H 07/0600Z 14.6N 117.6W 65 KT 75 MPH 24H 07/1800Z 14.8N 119.8W 70 KT 80 MPH 36H 08/0600Z 15.0N 122.0W 65 KT 75 MPH 48H 08/1800Z 15.4N 124.4W 55 KT 65 MPH 72H 09/1800Z 16.0N 130.0W 40 KT 45 MPH 96H 10/1800Z 16.0N 136.0W 30 KT 35 MPH 120H 11/1800Z 16.0N 142.5W 30 KT 35 MPH...POST-TROP/REMNT LOW $$ FORECASTER BRENNAN NNNN
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Page last modified: Monday, 31-Dec-2012 12:10:14 UTC