000
FZPN03 KNHC 152055
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC SAT AUG 15 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC SAT AUG 15.
24 HOUR FORECAST VALID 1800 UTC SUN AUG 16.
48 HOUR FORECAST VALID 1800 UTC MON AUG 17.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW PRES...POST-TROPICAL CYCLONE HERNAN...NEAR 15.8N 135.9W 
1009 MB AT 2100 UTC AUG 15 MOVING W OR 270 DEG AT 10 KT. MAXIMUM 
SUSTAINED WINDS 25 KT GUSTS 35 KT. WITHIN 21N134W TO 21N136W TO 
21N137W TO 16N136W TO 18N134W TO 21N134W NE TO E WINDS 20 TO 25 
KT. SEAS 2.5 TO 3 M. ELSEWHERE WITHIN 22N128W TO 24N134W TO 
24N140W TO 14N140W TO 14N134W TO 16N132W TO 22N128W WINDS 20 KT 
OR LESS. SEAS 2.5 TO 3 M IN MIXED SWELL.
.24 HOUR FORECAST LOW PRES...REMNANT LOW OF HERNAN...NEAR 16N140W
1008 MB. WITHIN 19N137W TO 22N139W TO 23N140W TO 15N140W TO 
16N138W TO 18N137W TO 19N137W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 
M IN MIXED SWELL.
.48 HOUR FORECAST LOW PRES WELL W OF AREA. OVER FORECAST WATERS 
WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.

.WITHIN 15N94W TO 16N94W TO 16N96W TO 13N96W TO 12N96W TO 13N94W
TO 15N94W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20
TO 30 KT. SEAS 2.5 TO 3 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.WITHIN 11N86W TO 11N88W TO 10N90W TO 09N90W TO 09N89W TO 10N86W
TO 11N86W...INCLUDING THE GULF OF PAPAGAYO...NE WINDS 20 TO 25 
KT. SEAS 2.5 TO 3 M.
.24 HOUR FORECAST WITHIN 11N86W TO 11N92W TO 09N93W TO 08N92W TO
08N89W TO 09N87W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO... 
NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3 M.
.42 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.

.WITHIN 03N107W TO 00N121W TO 03.4S120W TO 03.4S89W TO
03N107W...EXCEPT LEE OF GALAPAGOS ISLANDS...WINDS 20 KT OR LESS.
SEAS 2.5 TO 3 M PRIMARILY IN SW SWELL.
.24 HOUR FORECAST WITHIN 01N98W TO 02N121W TO 00N126W TO 
03.4S120W TO 02S90W TO 01N98W...EXCEPT LEE OF GALAPAGOS 
ISLANDS...WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN MIXED SE AND SW
SWELL.
.48 HOUR FORECAST WITHIN 02N95W TO 03N115W TO 00N130W TO 
03.4S120W TO 03S90W TO 02N95W...EXCEPT LEE OF GALAPAGOS 
ISLANDS...WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN MIXED SE AND SW
SWELL.

.30 HOUR FORECAST WITHIN 29N115W TO 30N116W TO 30N117W TO
29N117W TO 28N117W TO 28N115W TO 29N115W...INCLUDING SEBASTIAN
VIZCAINO BAY...NW WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.

.42 HOUR FORECAST WITHIN 13N118W TO 16N120W TO 16N125W TO
13N129W TO 10N128W TO 09N119W TO 13N118W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3 M IN MIXED SWELL.
.48 HOUR FORECAST LITTLE CHANGE.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.

CONVECTION VALID AT 2045 UTC SAT AUG 15...

.TROPICAL WAVE ALONG 86W N OF 03N...CONVECTION AS DESCRIBED
BELOW UNDER ITCZ/MONSOON TROUGH.

.TROPICAL WAVE ALONG 105W S OF 17N...NUMEROUS MODERATE ISOLATED
STRONG FROM 09N TO 13N BETWEEN THE WAVE AND 114W.

.SCATTERED MODERATE FROM 04N TO 09N BETWEEN 130W AND 135W AND 
FROM 04N TO 06N BETWEEN 135W AND 140W.

.SCATTERED MODERATE WITHIN 60 NM OF 01N137W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS EXTENDS FROM 10N84W TO 07N92W TO 07N105W. 
ITCZ EXTENDS FROM 07N106W TO 04N117W TO 07N124W TO 12N130W. 
NUMEROUS MODERATE TO STRONG FROM 04N TO 09N BETWEEN 80W AND 86W 
AND FROM 05N TO 08N BETWEEN 86W AND 90W. SCATTERED MODERATE 
ISOLATED STRONG WITHIN 60 NM OF THE TROUGH BETWEEN 86W AND 92W 
AND FROM 10N TO 14N BETWEEN 125W AND 131W.

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.