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| #41639 (Received by flhurricane at: 1:58 PM 24.Aug.2005) TCPAT2 BULLETIN TROPICAL STORM KATRINA INTERMEDIATE ADVISORY NUMBER 4A NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 2 PM EDT WED AUG 24 2005 ...TROPICAL STORM KATRINA STRENGTHENING OVER THE CENTRAL BAHAMAS... ...HEAVY RAINFALL THREAT FOR THE BAHAMAS TONIGHT AND THURSDAY... A TROPICAL STORM WARNING AND A HURRICANE WATCH REMAIN IN EFFECT FOR THE SOUTHEAST FLORIDA COAST FROM VERO BEACH SOUTHWARD TO FLORIDA CITY. THIS REPLACES THE TROPICAL STORM WATCH. A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 36 HOURS. A TROPICAL STORM WARNING REMAINS IN EFFECT FOR THE CENTRAL AND NORTHWEST BAHAMAS. A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED WITHIN THE WARNING AREA WITHIN THE NEXT 24 HOURS. A TROPICAL STORM WATCH REMAINS IN EFFECT FOR THE MIDDLE AND UPPER FLORIDA KEYS FROM WEST OF THE SEVEN MILE BRIDGE NORTHWARD TO SOUTH OF FLORIDA CITY. A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 36 HOURS. A WATCH OR WARNING MAY BE REQUIRED FOR LAKE OKEECHOBEE LATER TODAY. A HURRICANE WARNING MAY BE REQUIRED FOR PORTIONS OF THE NORTHWEST BAHAMAS LATER TODAY. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED BY YOUR LOCAL WEATHER OFFICE. AT 2 PM EDT...1800Z...REPORTS FROM AN AIR FORCE RESERVE UNIT RECONNAISSANCE AIRCRAFT INDICATE THE CENTER OF TROPICAL STORM KATRINA WAS REFORMING NEAR LATITUDE 25.2 NORTH... LONGITUDE 77.0 WEST OR ABOUT 30 MILES... 50 KM... EAST-NORTHEAST OF NASSAU AND ABOUT 200 MILES...320 KM...EAST-SOUTHEAST OF THE SOUTHEAST COAST OF FLORIDA. KATRINA IS MOVING TOWARD THE NORTH-NORTHWEST NEAR 8 MPH ...13 KM/HR. A TURN TOWARD THE NORTHWEST OR WEST-NORTHWEST AT A SLIGHTLY SLOWER FORWARD SPEED IS EXPECTED TO OCCUR TONIGHT OR EARLY THURSDAY. THIS MOTION WILL BRING THE CENTER THROUGH THE CENTRAL BAHAMAS TODAY AND THE NORTHWEST BAHAMAS TONIGHT AND THURSDAY. MAXIMUM SUSTAINED WINDS ARE ESTIMATED NEAR 45 MPH...75 KM/HR...WITH HIGHER GUSTS. ADDITIONAL STRENGTHENING IS FORECAST DURING THE NEXT 24 HOURS. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 70 MILES ...110 KM...MAINLY EAST OF THE CENTER. THE MINIMUM CENTRAL PRESSURE RECENTLY OBSERVED BY RECONNAISSANCE AIRCRAFT WAS 1003 MB...29.62 INCHES. DUE TO ITS SLOW FORWARD SPEED...KATRINA IS EXPECTED TO PRODUCE A SIGNIFICANT HEAVY RAINFALL EVENT OVER THE CENTRAL AND NORTHWEST BAHAMAS...AND SOUTH FLORIDA... WITH TOTAL RAINFALL ACCUMULATIONS OF 6 TO 12 INCHES AND ISOLATED MAXIMUM AMOUNTS OF 15 TO 20 INCHES POSSIBLE. STORM SURGE FLOODING OF 3 TO 5 FEET ABOVE NORMAL TIDE LEVELS... ALONG WITH LARGE AND DANGEROUS BATTERING WAVES... CAN BE EXPECTED NEAR THE CENTER IN AREAS OF ONSHORE WINDS IN THE BAHAMAS. REPEATING THE 2 PM EDT POSITION...25.2 N... 77.0 W. MOVEMENT TOWARD...NORTH-NORTHWEST NEAR 8 MPH. MAXIMUM SUSTAINED WINDS... 45 MPH. MINIMUM CENTRAL PRESSURE...1003 MB. THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 5 PM EDT. FORECASTER STEWART |
