577
FZPN03 KNHC 150924
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC TUE SEP 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC TUE SEP 15.
24 HOUR FORECAST VALID 0600 UTC WED SEP 16.
48 HOUR FORECAST VALID 0600 UTC THU SEP 17.

.WARNINGS.

...GALE WARNING...
.WITHIN 16N94W TO 16N95W TO 16N96W TO 15N96W TO 14N95W TO
16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 20 TO 30
KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 15N94W TO 16N95W TO 15N96W TO 13N96W TO
13N95W TO 15N94W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS
20 TO 30 KT. SEAS 2.5 TO 3.0 M.
.48 HOUR FORECAST WITHIN 16N95W TO 15N96W TO 15N94W TO 16N94W...INCLUDING
THE GULF OF TEHUANTEPEC... N TO NE WINDS 25 TO 35 KT. SEAS 2.5
TO 3.0 M. ELSEWHERE WITHIN 15N96W TO 13N97W TO 13N95W TO 15N94W
TO 15N96W NE WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.

.SYNOPSIS AND FORECAST.

.TROPICAL DEPRESSION FIFTEEN-E NEAR 16.1N 122.6W 1005 MB AT 0900
UTC SEP 15 MOVING W OR 260 DEG AT 9 KT. MAXIMUM SUSTAINED WINDS
30 KT GUSTS 40 KT. SEAS TO 4 M WITHIN 0 NM S SEMICIRCLE...90 NM
NE QUADRANT AND 60 NM NW QUADRANT. ELSEWHERE WITHIN 20N120W TO
20N123W TO 19N125W TO 16N124W TO 16N120W TO 17N118W TO 20N120W NE
TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST TROPICAL DEPRESSION FIFTEEN-E NEAR 15.5N 126.0W.
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. SEAS TO 4 M WITHIN 90
NM N SEMICIRCLE. ELSEWHERE WITHIN 20N121W TO 23N126W TO 24N136W
TO 21N138W TO 15N128W TO 17N122W TO 20N121W NE TO E WINDS 20 TO
30 KT. SEAS 2.5 TO 3.0 M.
.48 HOUR FORECAST TROPICAL DEPRESSION FIFTEEN-E NEAR 15.5N
130.0W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 21N124W
TO 26N140W TO 17N140W TO 15N133W TO 15N128W TO 21N124W NE TO E
WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M.

.TROPICAL DEPRESSION NORBERT CENTERED W OF AREA NEAR 20.2N
140.5W 1006 MB AT 0300 UTC SEP 15 MOVING WNW OR 285 DEG AT 13 KT.
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. ELSEWHERE OVER
FORECAST WATERS E OF 140W WITHIN 27N136W TO 27N140W TO 20N140W TO
20N136W TO 22N135W TO 27N136W E WINDS 20 TO 25 KT. SEAS 2.5 TO
4.0 M IN E TO SE SWELL.
.18 HOUR FORECAST OVER FORECAST WATERS E OF 140W CONDITIONS
IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.

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

.WITHIN 11N86W TO 11N88W TO 11N90W TO 10N89W TO 10N87W TO 10N86W
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 LITTLE CHANGE.

.WITHIN 30N121W TO 30N126W TO 28N124W TO 28N122W TO 30N121W
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N SWELL.
.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.WITHIN 03N101W TO 05N104W TO 03N113W TO 00N120W TO 03.4S120W TO
03S101W TO 03N101W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S
TO SW SWELL.
.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

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

CONVECTION VALID AT 0900 UTC TUE SEP 15...

.T.D. FIFTEEN-E...NUMEROUS MODERATE TO ISOLATED STRONG
WITHIN 60 NM TO 240 NM IN THE SE SEMICIRCLE.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N85W TO 08N90W TO 10N105W TO 06N120W...AND
FROM 13N120W TO 12N140W. SCATTERED MODERATE FROM 04N TO 12N
BETWEEN 80W AND 100W...AND FROM 10N TO 15N BETWEEN 125W AND
130W.

$$
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.