425  
FZPN03 KNHC 121457  
HSFEP2  
 
HIGH SEAS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
1630 UTC THU MAR 12 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS  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 1200 UTC THU MAR 12.  
24 HOUR FORECAST VALID 1200 UTC FRI MAR 13.  
48 HOUR FORECAST VALID 1200 UTC SAT MAR 14.  
 
.WARNINGS.  
   
..GALE WARNING
 
   
WITHIN 16N94W TO 16N95W TO 15N95W TO 15N94W TO 16N94W
 
INCLUDING  
THE GULF OF TEHUANTEPEC...N WINDS 20 TO 30 KT. SEAS 2.5 TO 3 M.  
.06 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N96W TO 14N95W TO  
15N94W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS  
30 TO 35 KT. SEAS 3 TO 3.5 M. ELSEWHERE WITHIN 15N94W TO 16N94W  
TO 16N95W TO 16N96W TO 14N96W TO 14N94W TO 15N94W...INCLUDING THE  
GULF OF TEHUANTEPEC...N WINDS 20 TO 30 KT. SEAS 2.5 TO 3 M.  
.24 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N96W TO 14N96W TO  
13N95W TO 14N95W TO 16N94W...INCLUDING THE GULF OF  
TEHUANTEPEC...N TO NE WINDS 30 TO 40 KT. SEAS 4 TO 5.5 M.  
ELSEWHERE WITHIN 16N94W TO 16N96W TO 12N97W TO 10N99W TO 10N97W  
TO 12N94W TO 16N94W N TO NE WINDS 20 TO 30 KT. SEAS 3 TO 4.5 M.  
REMAINDER OF AREA WITHIN 14N92W TO 16N95W TO 14N98W TO 10N99W TO  
10N98W TO 12N93W TO 14N92W WINDS 20 KTOR LESS. SEAS 2.5 TO 3.5 M  
IN N SWELL.  
.30 HOUR FORECAST WITHIN 13N95W TO 16N94W TO 15N96W TO 12N98W TO  
09N101W TO 09N99W TO 13N95W...INCLUDING THE GULF OF  
TEHUANTEPEC...NE WINDS 20 TO 30 KT. SEAS 3 TO 4.5 M. ELSEWHERE  
WITHIN 16N95W TO 14N99W TO 09N101W TO 09N100W TO 10N94W TO 12N92W  
TO 16N95W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN N SWELL.  
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS  
LESS THAN 2.5 M.  
 
.SYNOPSIS AND FORECAST.  
 
.WITHIN 18N123W TO 30N116W TO 30N140W TO 02N140W TO 07N113W TO  
18N123W...INCLUDING SEBASTIAN VIZCAINO BAY...WINDS 20 KT OR  
LESS. SEAS 2.5 TO 3 M IN N TO NE SWELL.  
.24 HOUR FORECAST WITHIN 17N125W TO 21N140W TO 02N140W TO  
05N121W TO 07N119W TO 17N125W WINDS 20 KT OR LESS. SEAS 2.5 TO 3  
M IN NE TO E SWELL.  
.48 HOUR FORECAST WITHIN 12N130W TO 14N140W TO 04N140W TO  
05N130W TO 12N130W WINDS 20 KT OR LESS. SEAS TO 2.5 M IN NE TO E  
SWELL.  
 
.15 HOUR FORECAST WITHIN 11N86W TO 12N86W TO 11N88W TO 10N88W TO  
10N86W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO...NE TO E  
WINDS 20 TO 25 KT. SEAS TO 2.5 M.  
.24 HOUR FORECAST WITHIN 11N86W TO 12N87W TO 11N90W TO 10N90W TO  
10N87W TO 10N86W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO...NE  
TO E WINDS 20 TO 25 KT. SEAS TO 2.5 M.  
.48 HOUR FORECAST LITTLE CHANGE.  
 
.24 HOUR FORECAST WITHIN 02S109W TO 01S116W TO 01S120W TO  
03.4S120W TO 03.4S106W TO 02S109W WINDS 20 KT OR LESS. SEAS TO  
2.5 M IN S TO SW SWELL.  
.48 HOUR FORECAST WITHIN 10N99W TO 11N130W TO 04N130W TO  
03.4S120W TO 03.4S85W TO 01N95W TO 10N99W...EXCEPT LEE OF  
GALAPAGOS ISLANDS...WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN S TO  
SW SWELL.  
 
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.  
 
CONVECTION VALID AT 1430 UTC THU MAR 12...  
   
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH
 
 
SURFACE TROUGH FROM 07N77W TO 03N80W. ITCZ FROM 06N88W TO BEYOND  
02N140W. FEW SHOWERS NEAR THE ITCZ.  
 

 
.FORECASTER DELGADO. NATIONAL HURRICANE CENTER.  
 
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