ZCZC MIATCDAT2 ALL TTAA00 KNHC DDHHMM HURRICANE KATIA DISCUSSION NUMBER 45 NWS NATIONAL HURRICANE CENTER MIAMI FL AL122011 500 AM AST FRI SEP 09 2011 THE CLOUD PATTERN CONTINUES WELL ORGANIZED AND IN FACT A DRIFTING BUOY NEAR THE CENTER OF THE HURRICANE RECENTLY REPORTED A MINIMUM PRESSURE OF 968 MB. THE INITIAL INTENSITY IS KEPT AT 75 KNOTS. HOWEVER WEAKENING IS INDICATED SINCE THE HURRICANE IS ALREADY REACHING COOLER WATERS AND KATIA IS FORECAST TO BECOME POST-TROPICAL IN ABOUT 36 HOURS. THE HURICANE IS MOVING TOWARD THE NORTHEAST OR 050 DEGREES AT 21 KNOTS. SINCE THE HURRICANE IS ALREADY EMBEDDED WITHIN THE MID-LATITUDE WESTERLIES....IT SHOULD CONTINUE ON THIS GENERAL TRACK WITH AN INCREASE IN FORWARD SPEED FOR THE NEXT FEW DAYS. NO 96-HOUR POINT IS BEING GIVEN BECAUSE FORECAST POINTS IN THE EASTERN HEMISPHERE BREAK A LOT OF SOFTWARE. FORECAST POSITIONS AND MAX WINDS INIT 09/0900Z 37.6N 67.5W 75 KT 85 MPH 12H 09/1800Z 39.5N 64.5W 75 KT 85 MPH 24H 10/0600Z 42.0N 55.5W 70 KT 80 MPH 36H 10/1800Z 45.5N 43.0W 60 KT 70 MPH...POST-TROP/EXTRATROP 48H 11/0600Z 49.5N 30.5W 65 KT 75 MPH...POST-TROP/EXTRATROP 72H 12/0600Z 56.5N 10.5W 50 KT 60 MPH...POST-TROP/EXTRATROP 96H 13/0600Z...EAST OF ZERO DEGREES LONGITUDE $$ FORECASTER AVILA NNNN
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Page last modified: Tuesday, 17-Jul-2012 13:43:56 UTC