ZCZC MIATCDEP4 ALL TTAA00 KNHC DDHHMM TROPICAL DEPRESSION ILEANA DISCUSSION NUMBER 23 NWS NATIONAL HURRICANE CENTER MIAMI FL EP092012 200 AM PDT SUN SEP 02 2012 ENHANCED INFRARED SATELLITE IMAGERY SHOWS ONLY A SMALL AREA OF CONVECTION REMAINING JUST TO THE NORTH OF THE CENTER OF ILEANA. THE INITIAL INTENSITY IS LOWERED TO 30 KT ON THIS ADVISORY BASED ON SATELLITE INTENSITY ESTIMATES FROM TAFB AND SAB...AND A 0450 UTC ASCAT OVERPASS. FURTHER WEAKENING IS EXPECTED AND ILEANA IS FORECAST TO BECOME A REMNANT LOW LATER TODAY...WITH DISSIPATION OCCURRING AROUND THE 96 HOUR PERIOD. THE INITIAL MOTION ESTIMATE IS WESTWARD OR 265/9...WITH A SLIGHT ADJUSTMENT SOUTH OF THE PREVIOUS ESTIMATE BASED ON THE AFOREMENTIONED ASCAT OVERPASS. THE CYCLONE IS EXPECTED TO TURN JUST SOUTH OF DUE WEST DURING THE NEXT 24-36 HOURS AS IT BECOMES STEERED BY THE LOW-LEVEL FLOW OF THE SUBTROPICAL RIDGE TO THE NORTH. THE NEW NHC FORECAST TRACK LIES JUST TO THE LEFT OF THE PREVIOUS FORECAST TRACK AND IS IN AGREEMENT WITH THE TVCE MULTI-MODEL CONSENSUS. FORECAST POSITIONS AND MAX WINDS INIT 02/0900Z 22.6N 121.3W 30 KT 35 MPH 12H 02/1800Z 22.5N 122.7W 30 KT 35 MPH...POST-TROP/REMNT LOW 24H 03/0600Z 22.3N 124.4W 25 KT 30 MPH...POST-TROP/REMNT LOW 36H 03/1800Z 21.8N 126.1W 25 KT 30 MPH...POST-TROP/REMNT LOW 48H 04/0600Z 21.3N 127.7W 20 KT 25 MPH...POST-TROP/REMNT LOW 72H 05/0600Z 20.2N 131.0W 20 KT 25 MPH...POST-TROP/REMNT LOW 96H 06/0600Z...DISSIPATED $$ FORECASTER ROBERTS NNNN
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Page last modified: Monday, 31-Dec-2012 12:10:28 UTC