721
FZPN03 KNHC 141538
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC FRI AUG 14 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 FRI AUG 14.
24 HOUR FORECAST VALID 1200 UTC SAT AUG 15.
48 HOUR FORECAST VALID 1200 UTC SUN AUG 16.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM HERNAN NEAR 15.4N 132.1W 1004 MB AT 1500 UTC AUG
14 MOVING S OR 190 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 35 KT
GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM N
SEMICIRCLE...0 NM SE QUADRANT AND 30 NM SW QUADRANT.  SEAS 4 M
OR GREATER WITHIN 75 NM W SEMICIRCLE...60 NM NE QUADRANT AND 0
NM SE QUADRANT WITH SEAS TO 4 M. ELSEWHERE WITHIN 18N132W TO
18N133W TO 17N134W TO 16N133W TO 15N132W TO 16N131W TO 18N132W
WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M. REMAINDER OF WATERS WITHIN
20N127W TO 23N131W TO 26N140W TO 16N140W TO 13N133W TO 20N127W
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL.
.12 HOUR FORECAST TROPICAL DEPRESSION HERNAN NEAR 15.4N 133.0W.
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.
.24 HOUR FORECAST POST-TROPICAL REMNANT LOW HERNAN NEAR 15.1N
134.5W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 16N133W
TO 18N135W TO 17N136W TO 16N136W TO 15N135W TO 15N134W TO
16N133W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. WITHIN 23N131W TO
24N140W TO 14N140W TO 14N136W TO 17N136W TO 18N132W TO 23N131W
WINDS 20 KT OR LESS. SEAS 2.5 TO 4.5 M IN N TO NE SWELL.
.48 HOUR FORECAST POST-TROPICAL REMNANT LOW HERNAN NEAR 14.9N
138.9W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. WITHIN 19N138W
TO 20N140W TO 14N140W TO 16N138W TO 19N138W WINDS 20 TO 25 KT.
SEAS 2.5 TO 3.0 M.

FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE
AND INTENSITY.

.SYNOPSIS AND FORECAST.

.WITHIN 15N94W TO 16N95W TO 16N96W TO 14N96W TO 14N95W TO 14N94W
TO 15N94W...INCLUDING THE GULF OF TEHUANTEPEC... N TO NE WINDS
20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 16N96W TO 13N96W TO
13N94W TO 14N94W TO 16N94W...INCLUDING THE GULF OF
TEHUANTEPEC... N WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.
.48 HOUR FORECAST LITTLE CHANGE.

.WITHIN 11N86W TO 12N86W TO 11N88W TO 10N90W TO 09N90W TO 09N87W
TO 11N86W...INCLUDING THE GULF OF PAPAGAYO... NE TO E WINDS 20
TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WITHIN 12N86W TO 12N88W TO 11N91W TO 10N90W TO
10N88W TO 10N86W TO 12N86W...INCLUDING THE GULF OF PAPAGAYO...
NE TO E WINDS 20 TO 25 KT. SEAS TO 2.5 M.

.WITHIN 04N94W TO 04N105W TO 00N111W TO 03S113W TO 03.4S97W TO
04N94W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN SW SWELL.
.24 HOUR FORECAST WITHIN 00N107W TO 01S117W TO 03.4S120W TO
03S106W TO 00N107W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S
TO SW SWELL.
.48 HOUR FORECAST WITHIN 02S101W TO 01N115W TO 00N121W TO
03.4S120W TO 03S97W TO 02S101W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN S TO SW SWELL.

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

CONVECTION VALID AT 1500 UTC FRI AUG 14...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH EXTENDS FROM COASTAL COSTA RICA AT 09N83W TO
08N104W. THE ITCZ BEGINS THERE AND EXTENDS TO 12N128W. SCATTERED
MODERATE AND ISOLATED STRONG CONVECTION IS NOTED NORTH OF 04N
EAST OF 83W, FROM 04N-12N BETWEEN 91W-107W, FROM 03N-15N BETWEEN
113W-129W, AND FROM 17N-21N BETWEEN 125W-129W.

$$
.FORECASTER LANDSEA. NATIONAL HURRICANE CENTER.