ZCZC MIATCDAT1 ALL TTAA00 KNHC DDHHMM TROPICAL STORM KATE DISCUSSION NUMBER 49 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 5 PM EDT TUE OCT 07 2003 SATELLITE IMAGERY INDICATES KATE HAS BECOME EXTRATROPICAL. COLD AIR CLOUDS ARE NOW WRAPPED AROUND THE CENTER OVER THE SOUTHERN SEMICIRCLE...AND THE REMAINING CENTRAL CONVECTION HAS WEAKENED AND BECOME DISORGANIZED. THIS TRANSITION IS SUPPORTED BY EXPERIMENTAL CYCLONE PHASE DIAGNOSTICS. KATE REMAINS QUITE VIGOROUS...AS THERE HAVE BEEN MULTIPLE SHIP REPORTS OF 50 KT WINDS...AND A DRIFTING BUOY REPORTED A PRESSURE OF 980.1 MB AT 16Z. THE INITIAL INTENSITY REMAINS 60 KT...BUT IT IS POSSIBLE THAT STRONGER WINDS EXIST IN THE SOUTHEASTERN QUADRANT DUE TO THE RAPID MOTION. THE INITIAL MOTION IS NOW 025/42. THERE IS NO SIGNIFICANT CHANGE IN THE TRACK FORECAST PHILOSOPHY. THE CYCLONE IS EMBEDDED IN DEEP SOUTHWESTERLY FLOW ON THE EAST SIDE OF A LARGE MID-LATITUDE TROUGH. KATE SHOULD CONTINUE A RAPID MOTION OVER THE NEXT DAY OR SO. THEN...SOME DECELERATION IS EXPECTED AS THE SYSTEM TURNS EASTWARD IN THE WESTERLY STEERING CURRENT. THE FORECAST TRACK IS BASICALLY AN UPDATE OF THE PREVIOUS PACKAGE. THIS IS THE LAST ADVISORY ON KATE ISSUED BY THE NATIONAL HURRICANE CENTER. ADDITIONAL INFORMATION CAN BE FOUND IN HIGH SEAS FORECASTS ISSUED BY THE OCEAN PREDICTION CENTER UNDER WMO HEADER FZNT01 KWBC AND AWIPS HEADER HSFAT1. FORECASTER BEVEN FORECAST POSITIONS AND MAX WINDS INITIAL 07/2100Z 49.3N 45.8W 60 KT...EXTRATROPICAL 12HR VT 08/0600Z 55.0N 41.0W 60 KT...EXTRATROPICAL 24HR VT 08/1800Z 59.5N 35.5W 60 KT...EXTRATROPICAL 36HR VT 09/0600Z 61.0N 27.5W 55 KT...EXTRATROPICAL 48HR VT 09/1800Z 61.0N 18.0W 55 KT...EXTRATROPICAL 72HR VT 10/1800Z 61.0N 0.0W 55 KT...EXTRATROPICAL 96HR VT 11/1800Z...EXTRATROPICAL EAST OF GREENWICH MERIDIAN NNNN
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Page last modified: Monday, 07-Feb-2005 16:50:00 UTC