943  
FZPN03 KNHC 292122  
HSFEP2  
 
HIGH SEAS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
2230 UTC MON SEP 29 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS  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 1800 UTC MON SEP 29.  
24 HOUR FORECAST VALID 1800 UTC TUE SEP 30.  
48 HOUR FORECAST VALID 1800 UTC WED OCT 1.  
 
.WARNINGS.  
 
.NONE.  
 
.SYNOPSIS AND FORECAST.  
 
.LOW PRES NEAR 09.5N112.5N 1008 MB. WITHIN 11N112W TO 12N114W TO  
10N114W TO 10N113W TO 09N112W TO 10N112W TO 11N112W NW TO N  
WINDS 20 TO 25 KT. SEAS 2.5 M IN W TO NW SWELL. WITHIN 09N109W  
TO 09N110W TO 07N111W TO 07N110W TO 08N109W TO 08N109W TO 09N109W  
SW WINDS 20 TO 25 KT. SEAS 2.5 M IN NW SWELL. ELSEWHERE WITHIN  
09N106W TO 09N109W TO 06N112W TO 05N110W TO 05N106W TO 06N104W TO  
09N106W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MERGING S AND NW  
SWELL.   
24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE  
NEAR  
09.5N114N 1008 MB. WITHIN 10N111W TO 10N113W TO 09N114W TO  
08N113W TO 07N113W TO 08N111W TO 10N111W S TO SW WINDS 20 TO 30  
KT. SEAS 3.0 TO 3.5 M IN S SWELL. ELSEWHERE WITHIN 13N107W TO  
11N116W TO 06N116W TO 06N110W TO 09N105W TO 13N107W WINDS 20 KT  
OR LESS. SEAS 2.5 TO 3.0 M IN MERGING S AND NW SWELL.   
48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE  
NEAR  
11.5N114.5N 1009 MB. WITHIN 11.5N114W TO 12N114W TO 12N114.5W TO  
11.5N114.5W TO 11N114W TO 11.5N114W SE TO S WINDS 20 TO 30 KT.  
SEAS 3.0 M. ELSEWHERE WITHIN 13N108W TO 14N111W TO 13N115W TO  
06N116W TO 08N110W TO 10N107W TO 13N108W WINDS 20 KT OR LESS.  
SEAS 2.5 TO 3.0 M IN MERGING SE AND NW SWELL.  
 
.WITHIN 30N119W TO 30N124W TO 24N128W TO 18N127W TO 18N122W TO  
22N116W TO 30N119W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN  
MERGING S TO SW AND NW SWELL.  
.24 HOUR FORECAST WITHIN 23N127W TO 23N128W TO 21N128W TO  
21N127W TO 21N126W TO 23N127W WINDS 20 KT OR LESS. SEAS 2.5 M IN  
NW TO N SWELL.  
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS  
LESS THAN 2.5 M.  
 
.WITHIN 30N135W TO 30N140W TO 27N140W TO 28N138W TO 30N135W  
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MERGING N AND SE  
SWELL.  
.24 HOUR FORECAST WITHIN 30N131W TO 30N140W TO 29N140W TO  
27N138W TO 29N134W TO 30N131W WINDS 20 KT OR LESS. SEAS 2.5 M IN  
NW TO N SWELL.  
.48 HOUR FORECAST WITHIN 30N130W TO 30N140W TO 25N140W TO  
30N130W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW TO N SWELL.  
 
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.  
 
CONVECTION VALID AT 2040 UTC MON SEP 29...  
   
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH  
 
MONSOON TROUGH FROM 10N75W TO 12N91W TO 14N104W TO LOW PRES...  
INVEST EP98...NEAR 09.5N112.5W...TO 06.5N124W...THEN RESUMES S  
OF THE REMNANTS OF NARDA FROM 14N122W TO 12N132W. ITCZ FROM  
12N132W TO BEYOND 11N140W. SCATTERED MODERATE TO STRONG  
CONVECTION FROM 05.5N TO 12N E OF 88W...AND FROM 08.5N TO 15N  
BETWEEN 88W AND 104W. SCATTERED TO LOCALLY NUMEROUS MODERATE TO  
STRONG CONVECTION FROM 07N TO 13.5N BETWEEN 110W AND 116W...AND  
FROM 13.5N TO 19N BETWEEN 108W AND 110.5W.  
 
 
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.  
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