000 ABNT30 KNHC 011140 TWSAT MONTHLY TROPICAL WEATHER SUMMARY NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 8 AM EDT THU SEPTEMBER 1 2005 FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO... THE MONTH OF AUGUST EXPERIENCED ABOVE AVERAGE TROPICAL CYCLONE ACTIVITY IN THE ATLANTIC BASIN...WITH THE DEVELOPMENT OF FIVE NAMED STORMS...OF WHICH TWO BECAME HURRICANES. THERE WERE ALSO TWO TROPICAL DEPRESSIONS THAT DID NOT REACH TROPICAL STORM STRENGTH. ON AVERAGE...2.8 STORMS AND 1.5 HURRICANES FORM DURING THE MONTH OF AUGUST. THUS FAR IN 2005...THERE HAVE BEEN 12 NAMED STORMS AND FOUR HURRICANES. THESE NUMBERS ARE WELL ABOVE THE LONG-TERM AVERAGES OF 4.4 STORMS AND 2.1 HURRICANES THAT WOULD NORMALLY HAVE FORMED BY THIS DATE. HARVEY FORMED FROM A TROPICAL WAVE THAT EXITED THE COAST OF AFRICA ON 23 JULY. THIS WAVE SHOWED SIGNS OF ORGANIZATION AS IT MOVED WESTWARD ACROSS THE TROPICAL ATLANTIC FOR SEVERAL DAYS...AND INTO THE NORTHEASTERN CARIBBEAN SEA ON 29 JULY. AN ASSOCIATED AREA OF DISTURBED WEATHER CROSSED HISPANIOLA ON 30 JULY AND MOVED NORTHWARD FOR A COUPLE OF DAYS. THE SYSTEM ORGANIZED INTO A TROPICAL DEPRESSION ON 2 AUGUST...CENTERED ABOUT 370 MILES SOUTHWEST OF BERMUDA. MOVING NORTH-NORTHEASTWARD...THE CYCLONE STRENGTHENED INTO TROPICAL STORM HARVEY ON 3 AUGUST. ON 4 AUGUST...HARVEY TURNED TOWARD THE NORTHEAST AND EAST-NORTHEAST...PASSED WITHIN ABOUT 45 MILES SOUTH- SOUTHEAST OF BERMUDA...AND STRENTHENED TO ITS PEAK INTENSITY OF 65 MPH. BERMUDA REPORTED SUSTAINED WINDS OF 37 MPH WITH A GUST TO 51 MPH WHEN HARVEY PASSED BY. THE STORM TURNED NORTHEASTWARD ON 6 AUGUST AND MOVED ON THAT GENERAL HEADING FOR A COUPLE OF DAYS. IT LOST TROPICAL CHARACTERISTICS LATE ON 8 AUGUST ABOUT 535 MILES SOUTHEAST OF CAPE RACE NEWFOUNDLAND. THE LARGE AND POWERFUL EXTRATROPICAL CYCLONE LINGERED OVER THE NORTH ATLANTIC FOR SEVERAL DAYS BUT IT FINALLY LOST ITS IDENTITY ON 14 AUGUST. HURRICANE IRENE WAS A LONG-LIVED CAPE VERDE TROPICAL CYCLONE THAT REMAINED OVER THE OPEN ATLANTIC THROUGHOUT ITS LIFETIME AND BECAME A STRONG CATEGORY 2 HURRICANE WELL TO THE NORTH OF BERMUDA. IRENE FORMED FROM A TROPICAL WAVE THAT MOVED OFF THE COAST OF AFRICA ON 1 AUGUST. IT DEVELOPED INTO A DEPRESSION ON 4 AUGUST ABOUT 690 MILES SOUTHWEST OF THE CAPE VERDE ISLANDS...BUT TURNED NORTHWESTWARD ACROSS COOLER WATERS. FURTHER DEVELOPMENT WAS HALTED UNTIL 7 AUGUST WHEN IT STRENGTHENED TO A TROPICAL STORM ABOUT 1250 MILES EAST OF THE NORTHERN LEEWARD ISLANDS. IRENE MOVED OVER THE OPEN WATERS OF THE CENTRAL TROPICAL ATLANTIC FOR THE NEXT FEW DAYS...WEAKENING TO A TROPICAL DEPRESSION BEFORE RESTRENGTHENING TO A TROPICAL STORM ON 10 AUGUST. IRENE TURNED NORTHWESTWARD AND MOVED BETWEEN BERMUDA AND CAPE HATTERAS ON 14 AUGUST. IRENE TURNED NORTH-NORTHEASTWARD AND STRENGTHENED INTO A HURRICANE...REACHING ITS PEAK INTENSITY OF 105 MPH ON THE 15TH. THE HURRICANE TURNED TO THE EAST AND WEAKENED. IRENE THEN MOVED EAST-NORTHEASTWARD OVER MUCH COOLER WATERS AND BECAME EXTRATROPICAL ABOUT 295 MILES EAST-SOUTHEAST OF CAPE RACE NEWFOUNDLAND ON 18 AUGUST. TROPICAL DEPRESSION TEN DEVELOPED FROM A TROPICAL WAVE ON 13 AUGUST ABOUT 1000 MILES EAST OF THE LESSER ANTILLES. STRONG VERTICAL WIND SHEAR CAUSED THE CYCLONE TO DISSIPATE THE NEXT DAY ABOUT 870 MILES EAST OF THE LESSER ANTILLIES. THE REMNANTS OF THE DEPRESSION MOVED WEST-NORTHWESTWARD UNTIL 23 AUGUST...WHEN SOME PORTION OF THE SYSTEM MAY HAVE CONTRIBUTED TO THE INITIAL DEVELOPMENT OF HURRICANE KATRINA. JOSE WAS A SHORT-LIVED TROPICAL STORM THAT FORMED FROM A TROPICAL WAVE ON 22 AUGUST OVER THE BAY OF CAMPECHE ABOUT 80 MILES EAST-NORTHEAST OF VERACRUZ MEXICO. IT BECAME A TROPICAL STORM LATER THAT DAY...AND MADE LANDFALL LATE THAT EVENING ABOUT 35 MILES NORTH OF VERACRUZ WITH MAXIMUM WINDS OF NEAR 50 MPH. JOSE SOON DISSIPATED OVER THE MOUNTAINS OF EASTERN MEXICO. MEDIA REPORTS INDICATE AT LEAST ONE DEATH ASSOCIATED WITH JOSE. KATRINA WILL LIKELY BE RECORDED AS THE WORST NATURAL DISASTER IN THE HISTORY OF THE UNITED STATES...PRODUCING CATASTROPHIC DAMAGE AND UNTOLD CASUALTIES IN THE NEW ORLEANS AREA AND ALONG THE MISSISSIPPI GULF COAST...AND ADDITIONAL CASUALTIES IN SOUTH FLORIDA. THE EXTENT OF THE PHYSICAL AND HUMAN DEVASTATION FROM THIS HURRICANE CANNOT YET BE ESTIMATED. THIS HORRIFIC STORM FORMED FROM A TROPICAL WAVE...BECOMING A DEPRESSION ABOUT 175 MILES SOUTHEAST OF NASSAU IN THE BAHAMAS ON 23 AUGUST. IT BECAME A TROPICAL STORM THE FOLLOWING DAY. KATRINA MOVED NORTHWESTWARD THROUGH THE BAHAMAS...AND THEN TURNED WESTWARD TOWARD SOUTH FLORIDA AND GRADUALLY STRENGTHENED. KATRINA BECAME A CATEGORY 1 HURRICANE AND MADE LANDFALL ON THE MIAMI-DADE/BROWARD COUNTY LINE DURING THE EVENING OF 25 AUGUST. KATRINA MOVED SOUTHWESTWARD ACROSS SOUTH FLORIDA...DUMPING OVER A FOOT OF RAIN...TOPPLING TREES AND POWER LINES AND DAMAGING HOMES AND BUSINESSES IN MIAMI-DADE AND BROWARD COUNTIES. KATRINA ALSO BROUGHT HEAVY RAINS AND SUSTAINED TROPICAL STORM FORCE WINDS TO PORTIONS OF THE FLORIDA KEYS. AFTER CROSSING SOUTH FLORIDA AND ENTERING THE GULF OF MEXICO...KATRINA BEGAN TO STRENGTHEN... REACHING CATEGORY 5 STRENGTH ON 28 AUGUST ABOUT 250 MILES SOUTH-SOUTHEAST OF THE MOUTH OF THE MISSISSIPPI RIVER. KATRINA'S WINDS REACHED THEIR PEAK INTENSITY OF 175 MPH WINDS AND THE PRESSURE FELL TO 902 MB...THE FOURTH LOWEST PRESSURE ON RECORD... LATER THAT DAY. KATRINA TURNED TO THE NORTHWEST AND THEN NORTH...MAKING LANDFALL IN PLAQUEMINES PARISH LOUISIANA JUST SOUTH OF BURAS WITH 140 MPH WINDS...CATEGORY 4...AT 610 AM CDT ON 29 AUGUST. CONTINUING NORTHWARD...KATRINA MADE A SECOND LANDFALL NEAR THE LOUISIANA/MISSISSIPPI BORDER AT 1000 AM CDT...WITH MAXIMUM WINDS OF NEAR 125 MPH...CATEGORY 3. KATRINA WEAKENED AS IT MOVED INLAND TO THE NORTH-NORTHEAST BUT WAS STILL A HURRICANE 100 MILES INLAND NEAR LAUREL MISSISSIPPI. KATRINA CONTINUED TO WEAKEN AND BECAME A TROPICAL DEPRESSION NEAR CLARKSVILLE TENNESSEE ON 30 AUGUST. AT MONTH'S END...THE REMNANTS OF KATRINA WERE RACING EAST-NORTHEASTWARD NEAR BINGHAMTON NEW YORK. TROPICAL STORM LEE DEVELOPED FROM A TROPICAL WAVE OVER THE CENTRAL TROPICAL ATLANTIC...FIRST BECOMING A DEPRESSION ON 28 AUGUST ABOUT 925 MILES EAST OF THE LESSER ANTILLES. THE DEPRESSION DISSIPATED THE FOLLOWING DAY...BUT ITS REMNANTS REDEVELOPED INTO A DEPRESSION AND THEN A STORM ON THE LAST DAY OF THE MONTH. AT MONTH'S END...LEE WAS LOCATED ABOUT 965 MILES EAST OF THE LESSER ANTILLES. SUMMARY TABLE NAME DATES MAX WIND DEATHS U.S. DAMAGE MPH $MILLION ---------------------------------------------------------- TS HARVEY 2-8 AUG 65 0 H IRENE 4-18 AUG 105 0 TD TEN 13-14 AUG 35 0 TS JOSE 22-23 AUG 50 1 ** H KATRINA 23-31 AUG 175 ** ** TS LEE 28 AUG - 40 0 ---------------------------------------------------------- NOTE...DATES BASED ON COORDINATED UNIVERSAL TIME (UTC) * PRELIMINARY ESTIMATE ** UNKNOWN AT THIS TIME FORECASTER FRANKLIN/AVILA/BEVEN/KNABB/PASCH/STEWART $$
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Page last modified: Thursday, 01-Sep-2005 14:15:28 UTC