811  
FZPN03 KNHC 110803  
HSFEP2  
 
HIGH SEAS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
1030 UTC TUE AUG 11 2026  
 
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS  
 
SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE  
HEIGHT OF THE HIGHEST 1/3 OF THE WAVES. INDIVIDUAL WAVES MAY BE  
MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 
SECURITE  
 
E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 03.4S TO THE  
EQUATOR E OF 120W  
 
SYNOPSIS VALID 0600 UTC TUE AUG 11.  
24 HOUR FORECAST VALID 0600 UTC WED AUG 12.  
48 HOUR FORECAST VALID 0600 UTC THU AUG 13.  
 
.WARNINGS.  
 
.NONE.  
 
.SYNOPSIS AND FORECAST.  
 
.WITHIN 15N126W TO 20N140W TO 07N140W TO 10N134W TO 11N128W TO  
15N126W SE WINDS 20 TO 25 KT. SEAS 2.5 TO 4.5 M IN SE SWELL.   
24 HOUR FORECAST LOW PRESSURE...POSSIBLE TROPICAL CYCLONE
 
NEAR  
15N134W 1006 MB. WITHIN 15N133W TO 20N131W TO 21N140W TO 07N140W  
TO 10N133W TO 15N133W SE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M IN  
SE SWELL.   
48 HOUR FORECAST LOW PRESSURE...POSSIBLE TROPICAL CYCLONE
 
NEAR  
18N133W 1008 MB. WITHIN 19N130W TO 21N131W TO 26N140W TO 07N140W  
TO 12N133W TO 19N130W E TO SE WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5  
M.  
 
.WITHIN 16N94W TO 16N95W TO 16N96W TO 15N96W TO 14N95W TO 15N94W  
TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 20 TO  
25 KT. SEAS LESS THAN 2.5 M.  
.24 HOUR FORECAST LITTLE CHANGE.  
.48 HOUR FORECAST CONDITIONS IMPROVE. N WINDS 20 TO 25 KT. SEAS  
LESS THAN 2.5 M.  
 
.WITHIN 11N86W TO 12N89W TO 11N90W TO 10N89W TO 10N87W TO  
11N86W...INCLUDING THE GULF OF PAPAGAYO... NE TO E WINDS 20 TO  
25 KT. SEAS LESS THAN 2.5 M.  
.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS  
LESS THAN 2.5 M.  
 
.18 HOUR FORECAST WITHIN 00N117W TO 02N126W TO 00N134W TO  
03.4S120W TO 01S120W TO 03.4S112W TO 00N117W WINDS 20 KT OR  
LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL.  
.24 HOUR FORECAST WITHIN 00N108W TO 02N130W TO 00N135W TO  
02S120W TO 03.4S120W TO 03S106W TO 00N108W WINDS 20 KT OR LESS.  
SEAS 2.5 TO 3.0 M IN S TO SW SWELL.  
.48 HOUR FORECAST WITHIN 03N106W TO 04N111W TO 00N131W TO  
02S120W TO 03.4S120W TO 03.4S98W TO 03N106W WINDS 20 KT OR LESS.  
SEAS 2.5 TO 3.0 M IN S TO SW SWELL.  
 
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.  
 
CONVECTION VALID AT 0800 UTC TUE AUG 11...  
   
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH
 
 
MONSOON TROUGH FROM 08N77W TO 07N80W TO 09N85W. ITCZ FROM 08N90W  
TO 08N108W. MONSOON TROUGH FROM 10N114W TO 16N125W TO BEYOND  
11N140W. SCATTERED MODERATE FROM 05N TO 07N BETWEEN 82W AND  
85W...FROM 04N TO 07N BETWEEN 95W AND 105W...FROM 08N TO 18N  
BETWEEN 107W AND 110W.  
 

 
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.  
 
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