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| #41812 (Received by flhurricane at: 10:37 AM 25.Aug.2005) TCPAT2 BULLETIN TROPICAL STORM KATRINA ADVISORY NUMBER 8 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 11 AM EDT THU AUG 25 2005 ...KATRINA GRADUALLY STRENGTHENING AS IT MOVES SLOWLY WESTWARD ACROSS THE FLORIDA STRAITS TOWARD SOUTHEAST FLORIDA... A HURRICANE WARNING REMAINS IN EFFECT FOR THE SOUTHEAST FLORIDA COAST FROM VERO BEACH SOUTHWARD TO FLORIDA CITY...INCLUDING LAKE OKEECHOBEE. A HURRICANE WARNING MEANS THAT HURRICANE CONDITIONS ARE EXPECTED WITHIN THE WARNING AREA WITHIN THE NEXT 24 HOURS. PREPARATIONS TO PROTECT LIFE AND PROPERTY SHOULD BE RUSHED TO COMPLETION. A TROPICAL STORM WARNING REMAINS IN EFFECT FOR THE GRAND BAHAMA ISLAND...BIMINI...AND THE BERRY ISLANDS IN THE NORTHWEST BAHAMAS. THE WARNING HAS BEEN DISCONTINUED FOR THE REMAINDER OF THE NORTHWEST BAHAMAS. A TROPICAL STORM WATCH REMAINS IN EFFECT FOR THE EAST-CENTRAL FLORIDA COAST FROM NORTH OF VERO BEACH NORTHWARD TO TITUSVILLE ...INCLUDING ALL OF MERRITT ISLAND...AND FOR THE MIDDLE AND UPPER FLORIDA KEYS FROM THE WEST END OF THE SEVEN MILE BRIDGE NORTHWARD TO SOUTH OF FLORIDA CITY. A TROPICAL STORM WATCH IS ALSO IN EFFECT FOR THE FLORIDA WEST COAST FROM FLORIDA CITY TO ENGLEWOOD...INCLUDING FLORIDA BAY. A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 36 HOURS. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED BY YOUR LOCAL WEATHER OFFICE. AT 11 AM EDT...1500Z...THE CENTER OF TROPICAL STORM KATRINA WAS LOCATED NEAR LATITUDE 26.2 NORTH... LONGITUDE 79.3 WEST OR ABOUT 55 MILES... 85 KM... EAST OF FORT LAUDERDALE FLORIDA. KATRINA IS MOVING TOWARD THE WEST NEAR 6 MPH... 9 KM/HR. THIS GENERAL MOTION IS EXPECTED TO CONTINUE WITH SOME DECREASE IN FORWARD SPEED DURING THE NEXT 24 HOURS. ON THIS TRACK... THE CENTER SHOULD BE NEAR OR OVER THE SOUTHEAST FLORIDA COAST LATER TONIGHT OR EARLY FRIDAY MORNING. MAXIMUM SUSTAINED WINDS ARE NEAR 60 MPH... 95 KM/HR...WITH HIGHER GUSTS. ADDITIONAL STRENGTHENING IS POSSIBLE TODAY AND TONIGHT... AND KATRINA COULD BECOME A CATEGORY ONE HURRICANE BEFORE THE CENTER REACHES THE SOUTHEASTERN COAST OF FLORIDA. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 70 MILES ...110 KM FROM THE CENTER. AN AUTOMATED OBSERVING STATION AT SETTLEMENT POINT ON GRAND BAHAMA ISLAND RECENTLY REPORTED SUSTAINED WINDS OF 33 MPH. THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 997 MB...29.44 INCHES. STORM SURGE FLOODING OF 2 TO 4 FEET ABOVE NORMAL TIDE LEVELS... ALONG WITH LARGE AND DANGEROUS BATTERING WAVES...CAN BE EXPECTED NEAR AND TO THE NORTH OF WHERE THE CENTER MAKES LANDFALL IN FLORIDA. STORM SURGE FLOODING OF 2 TO 4 FEET ABOVE NORMAL TIDE LEVELS... ALONG WITH LARGE AND DANGEROUS BATTERING WAVES...CAN BE ALSO EXPECTED IN AREAS OF ONSHORE WINDS IN THE BAHAMAS. STORM SURGE VALUES WILL GRADUALLY DECREASE IN THE BAHAMAS LATER TODAY. DUE TO ITS SLOW FORWARD SPEED...KATRINA IS EXPECTED TO PRODUCE A SIGNIFICANT HEAVY RAINFALL EVENT OVER THE NORTHWEST BAHAMAS...AND SOUTH FLORIDA. TOTAL RAINFALL ACCUMULATIONS OF 6 TO 10 INCHES WITH ISOLATED MAXIMUM AMOUNTS OF 15 INCHES ARE POSSIBLE. ISOLATED TORNADOES ARE POSSIBLE OVER SOUTHERN FLORIDA AND THE FLORIDA KEYS. REPEATING THE 11 AM EDT POSITION...26.2 N... 79.3 W. MOVEMENT TOWARD...WEST NEAR 6 MPH. MAXIMUM SUSTAINED WINDS... 60 MPH. MINIMUM CENTRAL PRESSURE... 997 MB. INTERMEDIATE ADVISORIES WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 1 PM EDT AND 3 PM EDT FOLLOWED BY THE NEXT COMPLETE ADVISORY AT 5 PM EDT. FORECASTER STEWART |
