390  
FZPN03 KNHC 221552  
HSFEP2  
 
HIGH SEAS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
1630 UTC FRI AUG 22 2025  
 
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS  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 1200 UTC FRI AUG 22.  
24 HOUR FORECAST VALID 1200 UTC SAT AUG 23.  
48 HOUR FORECAST VALID 1200 UTC SUN AUG 24.  
 
.WARNINGS.  
 
.NONE.  
 
.SYNOPSIS AND FORECAST.  
 
.WITHIN 18N135W TO 20N140W TO 14N140W TO 14N133W TO 15N132W TO  
18N135W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE TO E SWELL.  
.24 HOUR FORECAST WITHIN 16N138W TO 18N140W TO 14N140W TO  
13N137W TO 14N136W TO 16N138W WINDS 20 KT OR LESS. SEAS 2.5 M IN  
NE TO E SWELL.  
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS  
LESS THAN 2.5 M.  
 
.WITHIN 03S117W TO 02S120W TO 03.4S120W TO 03.4S114W TO 03S117W  
WINDS 20 KT OR LESS. SEAS 2.5 M IN SE SWELL.  
.24 HOUR FORECAST WITHIN 02S108W TO 02S111W TO 01S119W TO  
03.4S120W TO 03.4S92W TO 02S108W...EXCEPT LEE OF GALAPAGOS  
ISLANDS...WINDS 20 KT OR LESS. SEAS 2.5 M IN SE TO S SWELL.  
.48 HOUR FORECAST WITHIN 00N83W TO 04N101W TO 05N107W TO 00N118W  
TO 03.4S120W TO 03.4S81W TO 00N83W...INCLUDING THE GULF OF  
GUAYAQUIL AND EXCEPT LEE OF GALAPAGOS ISLANDS...WINDS 20 KT OR  
LESS. SEAS 2.5 TO 3.5 M IN S SWELL.  
 
.06 HOUR FORECAST WITHIN 07N110W TO 08N110W TO 08N112W TO  
06N113W TO 05N112W TO 05N111W TO 07N110W WINDS 20 KT OR LESS.  
SEAS 2.5 M IN SE TO S SWELL.  
.24 HOUR FORECAST WITHIN 07N109W TO 11N111W TO 07N119W TO  
04N118W TO 04N113W TO 07N109W WINDS 20 KT OR LESS. SEAS 2.5 M IN  
SE TO S SWELL.  
.48 HOUR FORECAST WITHIN 08N104W TO 14N105W TO 13N115W TO  
07N126W TO 01N114W TO 05N94W TO 08N104W WINDS 20 KT OR LESS. SEAS  
2.5 TO 3.0 M IN S SWELL.  
 
.12 HOUR FORECAST WITHIN 27N109W TO 31N113W TO 25N110W TO  
25N109W TO 26N109W TO 27N109W...INCLUDING THE GULF OF  
CALIFORNIA...SE TO S 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.  
 
.21 HOUR FORECAST WITHIN 04N82W TO 04N84W TO 05N87W TO 05N88W TO  
03N84W TO 03N83W TO 04N82W S TO SW WINDS 20 TO 25 KT. SEAS 2.5 M  
IN S TO SW SWELL.  
.24 HOUR FORECAST WITHIN 04N82W TO 05N85W TO 05N88W TO 04N85W TO  
03N84W TO 04N82W TO 04N82W WINDS 20 KT OR LESS. SEAS 2.5 M IN S  
TO SW SWELL.  
.33 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS  
LESS THAN 2.5 M.  
 
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.  
 
CONVECTION VALID AT 1200 UTC FRI AUG 22...  
   
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH
 
 
MONSOON TROUGH FROM 10N85W TO 15N111W TO BEYOND 13N140W.  
NUMEROUS MODERATE ISOLATED STRONG FROM 05N TO 12N E OF 91W...AND  
06N TO 17N BETWEEN 96W AND 106W. SCATTERED MODERATE FROM 08N TO  
14N BETWEEN 114W AND 127W...AND 10N TO 14N BETWEEN 133W AND  
140W.  
 

 
.FORECASTER ADAMS. NATIONAL HURRICANE CENTER.  
 
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