453  
ABNT30 KNHC 011204  
TWSAT  
 
MONTHLY TROPICAL WEATHER SUMMARY  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
800 AM EDT SAT SEP 1 2018  
 
FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO:  
 
AUGUST WAS BELOW-AVERAGE FOR THE ATLANTIC BASIN WITH ONLY TWO WEAK,  
HIGH-LATITUDE TROPICAL STORMS AND ONE TROPICAL DEPRESSION FORMING  
DURING THE MONTH. BASED ON A 30-YEAR CLIMATOLOGY (1981-2010), THREE  
NAMED STORMS TYPICALLY FORM IN THE BASIN IN AUGUST, WITH ONE OR TWO  
BECOMING HURRICANES, AND ONE MAJOR HURRICANE. THIS IS THE FIRST  
AUGUST SINCE 1997 TO HAVE ZERO TROPICAL STORM FORMATIONS IN THE  
ATLANTIC BASIN SOUTH OF 30N.  
 
IN TERMS OF ACCUMULATED CYCLONE ENERGY (ACE), WHICH MEASURES THE  
COMBINED STRENGTH AND DURATION OF TROPICAL STORMS AND HURRICANES,  
ACTIVITY IN THE ATLANTIC BASIN THUS FAR IN 2018 HAS BEEN BELOW  
NORMAL.  
 
REPORTS ON INDIVIDUAL CYCLONES, WHEN COMPLETED, ARE AVAILABLE AT  
THE NATIONAL HURRICANE CENTER WEBSITE AT  
WWW.HURRICANES.GOV/DATA/TCR/INDEX.PHP?SEASON=2018&BASIN=ATL .  
 
SUMMARY TABLE  
 
NAME DATES MAX WIND (MPH)  
---------------------------------------------------  
STS ALBERTO 25-31 MAY 65  
H BERYL 5-15 JUL 80  
H CHRIS 6-12 JUL 105  
TS DEBBY 7-9 AUG 50  
TS ERNESTO 15-18 AUG 45  
TD SIX AUG 31- 35  
---------------------------------------------------  
 
* DENOTES A STORM FOR WHICH THE POST-STORM ANALYSIS IS COMPLETE.  
 

 
HURRICANE SPECIALIST UNIT  
 
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