000 ABNT30 KNHC 011244 TWSAT MONTHLY TROPICAL WEATHER SUMMARY NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 800 AM EDT WED NOV 1 2006 FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO... ONLY ONE TROPICAL CYCLONE EXISTED IN THE ATLANTIC BASIN DURING OCTOBER. ISAAC...WHICH DEVELOPED IN SEPTEMBER...WAS STILL A HURRICANE AS THE MONTH OF OCTOBER BEGAN. THE LAST TIME NO TROPICAL STORMS FORMED IN THE ATLANTIC DURING THE MONTH OF OCTOBER WAS 2002...AND THE LAST TIME NO TROPICAL CYCLONES FORMED DURING OCTOBER WAS 1994. IN AN AVERAGE OCTOBER...TWO TROPICAL STORMS DEVELOP OF WHICH ONE BECOMES A HURRICANE. ISAAC FORMED IN SEPTEMBER AND BECAME A HURRICANE ON THE LAST DAY OF THE MONTH ABOUT 370 MILES EAST-SOUTHEAST OF BERMUDA. ISAAC REACHED ITS ESTIMATED PEAK INTENSITY OF 85 MPH AROUND 0000 UTC 1 OCTOBER ABOUT 285 MILES EAST OF BERMUDA. ON THE SAME DAY...ISAAC RECURVED AROUND THE WESTERN PERIPHERY OF A SUBTROPICAL RIDGE WITH AN INCREASE IN FORWARD SPEED. THE CYCLONE MOVED QUICKLY TO THE NORTH-NORTHEAST ON 2 OCTOBER AHEAD OF AN APPROACHING DEEP-LAYER TROUGH FROM THE WEST. DURING THIS TIME...ISAAC ENCOUNTERED INCREASING SOUTHWESTERLY SHEAR AND COOLER WATERS AND BY 1200 UTC THAT DAY...IT WEAKENED TO A TROPICAL STORM. LATER ON 2 OCTOBER... THE CENTER OF ISAAC QUICKLY PASSED ABOUT 35 MILES SOUTHEAST OF THE AVALON PENINSULA OF NEWFOUNDLAND. EVEN THOUGH ISAAC REMAINED OFFSHORE...TROPICAL-STORM-FORCE WINDS WERE EXPERIENCED ACROSS PORTIONS OF THE SOUTHERN AVALON PENINSULA. ISAAC TRANSITIONED TO AN EXTRATROPICAL CYCLONE BY 0000 UTC 3 OCTOBER AND MERGED WITH A LARGER EXTRATROPICAL LOW LATER THAT DAY. SUMMARY TABLE NAME DATES MAX WIND DEATHS U.S. DAMAGE MPH $MILLION --------------------------------------------------------------- H ISAAC 27 SEP-2 OCT 85 0 0 -------------------------------------------------------------- NOTE...DATES BASED ON COORDINATED UNIVERSAL TIME (UTC) N/A...NOT AVAILABLE $$ FORECASTER MAINELLI/BEVEN
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Page last modified: Wednesday, 01-Nov-2006 12:56:56 UTC