ZCZC MIATCDAT4 ALL TTAA00 KNHC DDHHMM TROPICAL STORM CLAUDETTE DISCUSSION NUMBER 6 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL042009 400 AM CDT MON AUG 17 2009 NATIONAL WEATHER SERVICE DOPPLER RADAR DATA INDICATE THAT CLAUDETTE MADE LANDFALL AROUND 0510 UTC...ALONG THE EASTERN END OF SANTA ROSA ISLAND...JUST SOUTHEAST OF FORT WALTON BEACH FLORIDA. DOPPLER VELOCITIES HAVE GRADUALLY BEEN DECREASING AND THERE HAVE NOT BEEN ANY RECENT REPORTS OF STRONG WINDS NEAR THE CENTER. HOWEVER... IT IS POSSIBLE THAT 35 KT WINDS ARE STILL OCCURRING IN THE STRONG CONVECTION OVER WATER TO THE SOUTHEAST OF THE CENTER. ON THIS BASIS...CLAUDETTE IS BEING MAINTAINED AS A TROPICAL STORM WITH AN INITIAL INTENSITY OF 35 KT. CLAUDETTE IS EXPECTED TO WEAKEN TO A TROPICAL DEPRESSION LATER THIS MORNING AS THE CENTER MOVES FARTHER INLAND. CLAUDETTE IS FORECAST TO MOVE AROUND THE WESTERN PERIPHERY OF A MID-LEVEL HIGH PRESSURE AREA OFF THE SOUTHEASTERN UNITED STATES. THE NEW TRACK FORECAST IS A LITTLE WEST OF THE PREVIOUS NHC ADVISORY...NEAR THE MIDDLE OF THE LATEST MODEL ENVELOPE. THE MAIN CONCERN WITH THIS SYSTEM IS LOCALLY HEAVY RAINFALL AND INLAND FLOODING. PLEASE REFER TO STATEMENTS...WATCHES...AND WARNINGS FROM LOCAL NATIONAL WEATHER SERVICE FORECAST OFFICES. FORECAST POSITIONS AND MAX WINDS INITIAL 17/0900Z 30.9N 87.0W 35 KT 12HR VT 17/1800Z 32.1N 88.0W 25 KT...INLAND 24HR VT 18/0600Z 33.9N 88.9W 20 KT...INLAND 36HR VT 18/1800Z 35.8N 89.3W 20 KT...DISSIPATING INLAND 48HR VT 19/0600Z...DISSIPATED $$ FORECASTER BROWN NNNN
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Page last modified: Thursday, 31-Dec-2009 12:09:07 UTC