742  
FZPN03 KNHC 272110  
HSFEP2  
 
HIGH SEAS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
2230 UTC TUE MAY 27 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS  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 TUE MAY 27.  
24 HOUR FORECAST VALID 1800 UTC WED MAY 28.  
48 HOUR FORECAST VALID 1800 UTC THU MAY 29.  
 
.WARNINGS.  
   
..GALE WARNING
 
 
.LOW PRES NEAR 13N101.5W 1008 MB. WITHIN 120 NM NE QUADRANT OF  
LOW CENTER WINDS 20 TO 25 KT WITH HIGHER GUSTS. SEAS 2.5 M.   
24 HOUR FORECAST LOW PRES...PSBL TRPCL CYCLONE
 
NEAR 14N104W  
1006 MB. WITHIN 90 NM NE...30 NM SE...AND 60 NW QUADRANTS OF LOW  
CENTER WINDS 30 TO 35 KT. SEAS 3 TO 4 M. ELSEWHERE WITHIN 150 NM  
OF CENTER...EXCEPT 90 NM SW QUADRANT WINDS 20 TO 30 KT. SEAS 2.5  
TO 3 M.   
48 HOUR FORECAST LOW PRES...PSBL TRPCL CYCLONE
 
NEAR 15.5N106W  
1004 MB. WITHIN 150 NM NE...90 NM SE...75 NM SW...AND 120 NW  
QUADRANTS OF LOW CENTER WINDS 30 TO 45 KT. SEAS 3 TO 5 M.  
ELSEWHERE WITHIN 180 NM OF CENTER...EXCEPT 210 NM NE QUADRANT  
WINDS 20 TO 30 KT. SEAS 2.5 TO 3 M.  
 
.SYNOPSIS AND FORECAST.  
   
06 HOUR FORECAST FROM 11N TO 12.5N E OF 88W
 
INCLUDING THE  
GULF OF PAPAGAYO...E TO SE WINDS 20 TO 25 KT. SEAS LESS THAN  
2.5 M.  
.18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.  
.24 HOUR FORECAST LITTLE CHANGE   
30 HOUR FORECAST FROM 11N TO 12N E OF 89W
 
INCLUDING THE GULF  
OF PAPAGAYO...E TO SE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.  
.42 HOUR FORECAST 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 2100 UTC TUE MAY 27...  
 
.LOW PRES NEAR 12N101W 1009 MB. NUMEROUS MODERATE TO SCATTERED  
STRONG FROM 10N TO 15N BETWEEN 97W AND 105W.  
   
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH
 
 
THE MONSOON TROUGH EXTENDS FROM 09N84W TO A 1008 MB LOW PRESSURE  
LOCATED NEAR 13N101.5W TO 11N115W. THE ITCZ AXIS CONTINUES FROM  
11N115W TO BEYOND 07N140W. ASIDE FROM THE CONVECTION ASSOCIATED  
WITH THE LOW PRESSURE LOCATED NEAR 13N101.5W...SCATTERED  
MODERATE TO ISOLATED STRONG CONVECTION CAN BE FOUND FROM 14N TO  
16N BETWEEN 92W AND 97W...FROM 07N TO 11N BETWEEN 105W AND 110W  
AND FROM 05N TO 10N BETWEEN 118W AND 131W.  
 

 
.FORECASTER GR. NATIONAL HURRICANE CENTER.  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab TPC Page Main Text Page