151
ABNT30 KNHC 010300
TWSAT
MONTHLY TROPICAL WEATHER SUMMARY
NWS NATIONAL HURRICANE CENTER MIAMI FL
1000 PM EST SAT NOV 30 2024
FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO:
TROPICAL CYCLONE ACTIVITY THIS NOVEMBER WAS ABOVE AVERAGE IN TERMS
OF THE NUMBER OF NAMED STORMS, HURRICANES, AND MAJOR HURRICANES IN
THE ATLANTIC BASIN. THREE NAMED STORMS FORMED DURING THE MONTH,
INCLUDING ONE (RAFAEL) THAT BECAME A MAJOR HURRICANE. BASED ON A
30-YEAR CLIMATOLOGY (1991-2020), A TROPICAL STORM FORMS IN NOVEMBER
ONCE EVERY YEAR OR TWO, AND A HURRICANE FORMS ONCE EVERY TWO YEARS.
RAFAEL STRENGTHENED INTO A HURRICANE WHILE PASSING NEAR JAMAICA AND
THE CAYMAN ISLANDS BEFORE MAKING LANDFALL IN WESTERN CUBA AS A
CATEGORY 3 HURRICANE. ELSEWHERE, PATTY BROUGHT TROPICAL STORM
CONDITIONS TO PORTIONS OF THE AZORES. SARA MEANDERED NEAR THE COAST
OF HONDURAS BEFORE MAKING LANDFALL AS A TROPICAL STORM IN BELIZE.
OVERALL, THE 2024 ATLANTIC HURRICANE SEASON HAD ABOVE-NORMAL
ACTIVITY IN TERMS OF THE NUMBER OF NAMED STORMS, HURRICANES, AND
MAJOR HURRICANES. IN 2024, THERE WERE 18 NAMED STORMS THAT FORMED IN
THE ATLANTIC BASIN, OF WHICH 11 BECAME HURRICANES AND 5 STRENGTHENED
INTO MAJOR HURRICANES (CATEGORY 3 OR HIGHER ON THE SAFFIR-SIMPSON
HURRICANE WIND SCALE). THESE NUMBERS ARE GREATER THAN THE LONG-TERM
(1991-2020) AVERAGES OF 14 NAMED STORMS, 7 HURRICANES, AND 3 MAJOR
HURRICANES. IN TERMS OF ACCUMULATED CYCLONE ENERGY (ACE), WHICH
MEASURES THE STRENGTH AND DURATION OF TROPICAL STORMS AND
HURRICANES, ACTIVITY IN THE BASIN IN 2024 WAS ABOUT 34 PERCENT ABOVE
THE LONG-TERM (1991-2020) AVERAGE.
REPORTS ON INDIVIDUAL CYCLONES, WHEN COMPLETED, ARE AVAILABLE AT THE
NATIONAL HURRICANE CENTER WEBSITE AT
WWW.HURRICANES.GOV/DATA/TCR/INDEX.PHP?SEASON=2024&BASIN=ATL
SUMMARY TABLE
NAME DATES MAX WIND (MPH)
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TS ALBERTO 19-20 JUN 50*
MH BERYL 28 JUN-9 JUL 165
TS CHRIS 30 JUN-1 JUL 45*
H DEBBY 3-9 AUG 80
H ERNESTO 12-20 AUG 100
H FRANCINE 9-12 SEP 100
TS GORDON 11-17 SEP 45
MH HELENE 24-27 SEP 140
H ISAAC 26-30 SEP 105
TS JOYCE 27 SEP-1 OCT 50
MH KIRK 29 SEP-7 OCT 145
H LESLIE 2-12 OCT 105
MH MILTON 5-10 OCT 180
TS NADINE 19-20 OCT 60
H OSCAR 19-22 OCT 85
TS PATTY 2-4 NOV 65
MH RAFAEL 4-10 NOV 120
TS SARA 14-18 NOV 50
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DATES ARE BASED ON COORDINATED UNIVERSAL TIME (UTC).
* DENOTES A STORM FOR WHICH THE POST-STORM ANALYSIS IS COMPLETE.
HURRICANE SPECIALIST UNIT
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