179  
ABNT30 KNHC 011241  
TWSAT  
 
MONTHLY TROPICAL WEATHER SUMMARY  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
800 AM EST THU DEC 01 2016  
 
FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO:  
 
ONE NAMED STORM, OTTO, WHICH BECAME A HURRICANE, FORMED IN THE  
ATLANTIC BASIN IN NOVEMBER. BASED ON A 30-YEAR (1981-2010)  
CLIMATOLOGY, A NAMED STORM FORMS IN THE BASIN IN NOVEMBER IN ABOUT 7  
OUT OF 10 YEARS, WITH A HURRICANE FORMING ABOUT ONCE EVERY OTHER  
YEAR.  
 
FOR THE 2016 SEASON, 15 NAMED STORMS FORMED, OF WHICH 7 BECAME  
HURRICANES, AND 3 BECAME MAJOR HURRICANES. ONE UNNAMED DEPRESSION  
ALSO FORMED IN THE BASIN. THE NUMBER OF NAMED STORMS AND HURRICANES  
IN 2016 WAS ABOVE THE LONG-TERM AVERAGES OF 12 AND 6, RESPECTIVELY.  
THE SEASON TOTAL OF MAJOR HURRICANES MATCHED THE LONG-TERM AVERAGE  
OF 3.  
 
IN TERMS OF ACCUMULATED CYCLONE ENERGY (ACE), WHICH MEASURES THE  
COMBINED STRENGTH AND DURATION OF TROPICAL STORMS AND HURRICANES,  
ACTIVITY IN THE BASIN FOR 2016 WAS ABOVE NORMAL. OVERALL, THE ACE  
FOR THE SEASON WAS ABOUT 40 PERCENT ABOVE THE 1981-2010 MEDIAN  
VALUE. IT IS NOTEWORTHY THAT JUST THREE CYCLONES, MATTHEW, GASTON,  
AND NICOLE, PRODUCED MORE THAN 70 PERCENT OF THE SEASONAL ACE, WHILE  
MANY OF THIS YEAR'S OTHER CYCLONES WERE RELATIVELY WEAK AND/OR SHORT  
LIVED.  
 
REPORTS ON INDIVIDUAL CYCLONES, WHEN COMPLETED, ARE AVAILABLE AT  
THE NATIONAL HURRICANE CENTER WEBSITE AT  
WWW.NHC.NOAA.GOV/DATA/TCR/INDEX.PHP?SEASON=2016&BASIN=ATL .  
 
SUMMARY TABLE  
 
NAME DATES MAX WIND (MPH)  
---------------------------------------------------  
H ALEX 12-15 JAN 85*  
TS BONNIE 27 MAY- 4 JUN 45*  
TS COLIN 5- 7 JUN 50  
TS DANIELLE 19-21 JUN 45*  
H EARL 2-6 AUG 80  
TS FIONA 16-23 AUG 50*  
MH GASTON 22 AUG- 3 SEP 120  
TD EIGHT 28 AUG- 1 SEP 35  
H HERMINE 28 AUG- 3 SEP 80  
TS IAN 12-16 SEP 60  
TS JULIA 14-18 SEP 40  
TS KARL 14-25 SEP 70  
TS LISA 19-25 SEP 50  
MH MATTHEW 28 SEP- 9 OCT 160  
MH NICOLE 4-18 OCT 130  
H OTTO 21-26 NOV 110  
---------------------------------------------------  
 
* DENOTES A STORM FOR WHICH THE POST-STORM ANALYSIS IS COMPLETE.  
 

 
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