000
ABNT30 KNHC 011154
TWSAT
MONTHLY TROPICAL WEATHER SUMMARY
NWS NATIONAL HURRICANE CENTER MIAMI FL
800 AM EDT TUE OCT 1 2013
FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO...
TROPICAL CYCLONE ACTIVITY IN THE NORTH ATLANTIC BASIN DURING
SEPTEMBER WAS NEAR NORMAL IN TERMS OF THE NUMBER OF NAMED STORMS AND
HURRICANES...BUT BELOW NORMAL IN TERMS OF THE DURATION AND STRENGTH
OF THE CYCLONES. FOUR NAMED STORMS FORMED...TWO OF WHICH BECAME
HURRICANES...AND THERE WERE NO MAJOR HURRICANES. ALSO...ONE
TROPICAL DEPRESSION FORMED THAT FAILED TO REACH TROPICAL STORM
INTENSITY. BASED ON A 30-YEAR (1981-2010) CLIMATOLOGY...FOUR NAMED
STORMS FORM ON AVERAGE IN THE ATLANTIC BASIN IN SEPTEMBER...WITH
TWO OR THREE BECOMING HURRICANES AND ONE BECOMING A MAJOR
HURRICANE.
FOR THE SEASON OVERALL AS OF THE END OF SEPTEMBER...THE TEN NAMED
STORMS IS NEAR THE AVERAGE VALUE OF 9.1...BUT THE TWO HURRICANES TO
DATE IS WELL BELOW THE AVERAGE OF 4.7. THERE HAVE BEEN NO MAJOR
HURRICANES THUS FAR IN 2013...WELL BELOW THE AVERAGE OF 2.1. IN
TERMS OF ACCUMULATED CYCLONE ENERGY...WHICH MEASURES THE COMBINED
STRENGTH AND DURATION OF TROPICAL STORMS AND HURRICANES...TROPICAL
CYCLONE ACTIVITY THROUGH THE END OF SEPTEMBER WAS ABOUT 70 PERCENT
BELOW THE 1981-2010 AVERAGE.
REPORTS ON INDIVIDUAL CYCLONES...WHEN COMPLETED...ARE AT THE WEB
SITE OF THE NATIONAL HURRICANE CENTER...USE LOWER-CASE LETTERS...
WWW.HURRICANES.GOV/2013ATLAN.SHTML
SUMMARY TABLE
NAME DATES MAX WIND (MPH)
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TS ANDREA* 5-7 JUN 65
TS BARRY 17-20 JUN 45
TS CHANTAL 8-10 JUL 65
TS DORIAN* 23 JUL-3 AUG 60
TS ERIN 15-18 AUG 40
TS FERNAND 25-26 AUG 50
TS GABRIELLE 4-13 SEP 60
TD EIGHT 6-7 SEP 35
H HUMBERTO 8-19 SEP 85
H INGRID 12-16 SEP 85
TS JERRY 28 SEP- 50
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* DENOTES A STORM FOR WHICH THE POST-STORM ANALYSIS IS COMPLETE.
$$
HURRICANE SPECIALIST UNIT |
