630
FZPN03 KNHC 151536
HSFEP2
HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC SAT AUG 15.
24 HOUR FORECAST VALID 1200 UTC SUN AUG 16.
48 HOUR FORECAST VALID 1200 UTC MON AUG 17.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.TROPICAL DEPRESSION HERNAN NEAR 16.1N 134.9W 1006 MB AT 1500
UTC AUG 15 MOVING W OR 270 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS
30 KT GUSTS 40 KT. WITHIN 20N130W TO 22N133W TO 25N140W TO
15N139W TO 14N135W TO 16N131W TO 20N130W WINDS 20 TO 30 KT. SEAS
2.5 TO 3 M. ELSEWHERE WITHIN 20N128W TO 25N135W TO 26N140W TO
14N140W TO 13N133W TO 15N130W TO 20N128W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3 M IN MIXED SWELL.
.12 HOUR FORECAST POST-TROPICAL REMNANT LOW HERNAN NEAR 16.2N
136.6W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. WITHIN 21N135W
TO 21N140W TO 16N139W TO 17N136W TO 18N135W TO 21N135W WINDS 20
TO 25 KT. SEAS 2.5 TO 3 M.
.24 HOUR FORECAST POST-TROPICAL REMNANT LOW HERNAN NEAR 16.4N
138.9W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. WITHIN
19.5N135W TO 22N136W TO 23N140W TO 19N140W TO 15N140W TO 17N136W
TO 19.5N135W WINDS 20 KT OR LESS...EXCEPT NE TO E WINDS 20 TO 25
KT FROM 16N TO 19N BETWEEN 138W AND 140W. SEAS 2.5 TO 3 M IN
MIXED SWELL.
.48 HOUR FORECAST POST-TROPICAL REMNANT LOW HERNAN W OF AREA
NEAR 16.7N 142.8W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT.
OVER FORECAST WATERS WINDS 20 KT OR LESS. SEAS LESS THAN 4 M.
FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE
AND INTENSITY.
.WITHIN 15N94W TO 16N94W TO 16N95W TO 16N96W TO 14N96W TO 14N95W
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 12N86W TO 12N88W TO 11N89W TO 10N89W TO 10N88W TO 10N86W
TO 12N86W...INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO
25 KT. SEAS BUILDING TO 2.5 TO 3 M.
.24 HOUR FORECAST WITHIN 12N86W TO 11N90W TO 10N92W TO 09N91W TO
09N89W TO 10N88W TO 11N86W TO 12N86W...INCLUDING THE GULF OF
PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3 M.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.WITHIN 01N106W TO 01N113W TO 01S120W TO 03.4S120W TO 03.4S104W
TO 01N106W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN S TO SW
SWELL.
.24 HOUR FORECAST WITHIN 01S97W TO 00N110W TO 00N120W TO
03.4S120W TO 03.4S91W TO 01S97W WINDS 20 KT OR LESS. SEAS 2.5 TO
3 M IN MIXED SE AND SW SWELL.
.48 HOUR FORECAST WITHIN 01S100W TO 00N110W TO 01N124W TO
03.4S120W TO 03.4S110W TO 01S100W WINDS 20 KT OR LESS. SEAS 2.5
TO 3.0 M IN MIXED SE AND SW SWELL.
.36 HOUR FORECAST WITHIN 29N114W TO 30N116W TO 28N116W TO
26N115W TO 26N114W TO 29N114W...INCLUDING SEBASTIAN VIZCAINO BAY
AND WITHIN 60 NM OF SHORE...NW WINDS 20 TO 25 KT. SEAS LESS THAN
2.5 M.
.48 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WITHIN 12N118W TO 14N122W TO 13N124W TO
11N123W TO 10N120W TO 11N118W TO 12N118W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3 M IN MIXED SWELL.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
CONVECTION VALID AT 1515 UTC SAT AUG 15...
TROPICAL DEPRESSION HERNAN
NO DEEP CONVECTION IS NOTED.
TROPICAL WAVE ALONG 103W S OF 17N
NUMEROUS MODERATE TO STRONG
FROM 07N TO 13N BETWEEN THE WAVE AND 110W.
.SCATTERED MODERATE FROM 07N TO 12N BETWEEN 111W AND 120W.
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH
MONSOON TROUGH AXIS EXTENDS FROM 10N84W TO 10N99W TO 08N105W.
ITCZ EXTENDS FROM 08N105W TO 05N115W TO 08N123W TO 13N130W.
NUMEROUS MODERATE TO STRONG FROM 05N TO 09N BETWEEN 78W AND 88W.
SCATTERED MODERATE ISOLATED STRONG WITHIN 120 NM S OF THE TROUGH
BETWEEN 95W AND 100W.
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.
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