384  
ABPZ30 KNHC 011210  
TWSEP  
 
MONTHLY TROPICAL WEATHER SUMMARY  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
800 AM PDT SAT SEP 1 2018  
 
FOR THE EASTERN NORTH PACIFIC, EAST OF 140 DEGREES WEST LONGITUDE:  
 
TROPICAL CYCLONE ACTIVITY IN THE EASTERN PACIFIC BASIN IN AUGUST WAS  
WELL ABOVE AVERAGE. SEVEN NAMED STORMS FORMED DURING THE MONTH, WITH  
FIVE BECOMING HURRICANES, INCLUDING THREE MAJOR HURRICANES. BASED  
ON A 30-YEAR (1981-2010) CLIMATOLOGY, THREE TO FOUR NAMED STORMS  
TYPICALLY FORM DURING AUGUST, WITH TWO OF THOSE BECOMING A HURRICANE  
AND ONE OF THOSE REACHING MAJOR HURRICANE INTENSITY.  
 
IN TERMS OF ACCUMULATED CYCLONE ENERGY (ACE), WHICH MEASURES THE  
STRENGTH AND DURATION OF TROPICAL STORMS AND HURRICANES, ACTIVITY  
IN THE BASIN THUS FAR IN 2018 HAS BEEN ABOVE AVERAGE.  
 
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=EPAC  
 
SUMMARY TABLE  
 
NAME DATES MAX WIND (MPH)  
---------------------------------------------------  
TD ONE-E 10-11 MAY 35*  
MH ALETTA 6-11 JUN 140*  
MH BUD 9-15 JUN 130  
TS CARLOTTA 14-18 JUN 65  
TS DANIEL 24-26 JUN 45  
TS EMILIA 27 JUN- 2 JUL 60*  
H FABIO 30 JUN- 6 JUL 110  
TS GILMA 26-29 JUL 40  
TD NINE-E 26-27 JUL 35  
MH HECTOR 31 JUL-15 AUG 155**  
TS ILEANA 4-7 AUG 65  
H JOHN 5-10 AUG 105  
TS KRISTY 7-11 AUG 70  
MH LANE 15-28 AUG 160**  
H MIRIAM 26 AUG- 80**  
MH NORMAN 28 AUG- 150  
---------------------------------------------------  
 
* DENOTES A STORM FOR WHICH THE POST-STORM ANALYSIS IS COMPLETE.  
** MAX WIND (MPH) OCCURRED IN THE CENTRAL PACIFIC BASIN.  
 

 
HURRICANE SPECIALIST UNIT  
 
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