063
FZPN03 KNHC 140257
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC FRI AUG 14.
24 HOUR FORECAST VALID 0000 UTC SAT AUG 15.
48 HOUR FORECAST VALID 0000 UTC SUN AUG 16.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM HERNAN NEAR 16.8N 132.0W 1004 MB AT 0300 UTC AUG
14 MOVING S OR 185 DEG AT 4 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 19N131W TO 20N133W TO
20N134W TO 17N134W TO 16N132W TO 17N131W TO 19N131W WINDS 20 TO
33 KT. SEAS 2.5 TO 4.0 M. REMAINDER OF AREA WITHIN 20N129W TO
22N133W TO 22N135W TO 19N137W TO 15N135W TO 15N133W TO 20N129W
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN MIXED SWELL.
.12 HOUR FORECAST TROPICAL DEPRESSION HERNAN NEAR 16.2N 132.1W.
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.
.24 HOUR FORECAST TROPICAL DEPRESSION HERNAN NEAR 15.8N 133.1W.
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 18N132W TO
18N134W TO 17N135W TO 16N134W TO 16N133W TO 17N132W TO 18N132W
WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. ELSEWHERE WITHIN 22N130W
TO 26N140W TO 15N140W TO 14N134W TO 22N130W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN MIXED SWELL.
.48 HOUR FORECAST POST-TROPICAL REMNANT LOW HERNAN NEAR 15.0N
136.9W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. WITHIN 22N132W
TO 22N140W TO 13N140W TO 16N136W TO 22N132W 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 19N137W TO 25N139W TO 27N140W TO 12N140W TO 16N137W TO
19N137W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL.
.24 HOUR FORECAST CONDITIONS MERGED WITH HERNAN ABOVE.

.WITHIN 00N97W TO 06N110W TO 00N130W TO 03.4S120W TO 03.4S97W TO
00N97W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL.
.24 HOUR FORECAST WITHIN 00N106W TO 01N108W TO 01S112W TO
01S120W TO 03.4S120W TO 03.4S103W TO 00N106W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN S TO SW SWELL.
.48 HOUR FORECAST LITTLE CHANGE.

.03 HOUR FORECAST WITHIN 12N87W TO 12N88W TO 10N88W TO 10N87W TO
11N86W TO 12N87W...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 LITTLE CHANGE...EXCEPT WINDS TO 30 KT AND SEAS
BUILDING TO 2.5 M.

.06 HOUR FORECAST WITHIN 16.5N94.5W TO 16N95.5W TO 15N95.5W TO
14N95W TO 14N94.5W TO 14.5N94.5W TO 16.5N94.5W...INCLUDING THE
GULF OF TEHUANTEPEC...NW TO N WINDS 20 TO 25 KT. SEAS LESS THAN
2.5 M.
.24 HOUR FORECAST LITTLE CHANGE...EXCEPT WINDS TO 30 KT AND SEAS
BUILDING TO 2.5 TO 3.0 M.
.48 HOUR FORECAST LITTLE CHANGE.

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

CONVECTION VALID AT 0240 UTC FRI AUG 14...

.TROPICAL STORM HERNAN...NUMEROUS MODERATE ISOLATED STRONG
BETWEEN 120 NM AND 510 NM NE QUADRANT.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM LOW PRES NEAR 10N74W TO 08.5N84W TO 07N102W.
ITCZ FROM 07N102W TO 08N130W. ISOLATED TO WIDELY SCATTERED
MODERATE AND ISOLATED STRONG FROM 05N TO 09N BETWEEN 77W AND
80W...FROM 03N TO 11N BETWEEN 90W AND 102W...FROM 04N TO 14N
BETWEEN 102W AND 110W...FROM 03N TO 09N BETWEEN 110W AND 120W...
AND FROM 00N TO 09N BETWEEN 120W AND 140W.

$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.