161
FZPN03 KNHC 131536
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC SUN SEP 13 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SUN SEP 13.
24 HOUR FORECAST VALID 1200 UTC MON SEP 14.
48 HOUR FORECAST VALID 1200 UTC TUE SEP 15.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM NORBERT NEAR 18.2N 132.7W 1000 MB AT 1500 UTC
SEP 13 MOVING W OR 280 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS 45
KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 80 NM NE
QUADRANT...20 NM SE QUADRANT...30 NM SW QUADRANT...AND 90 NM NW
QUADRANT. SEAS 4 M OR GREATER WITHIN 90 NM N SEMICIRCLE AND 30
NM S SEMICIRCLE WITH SEAS TO 6.0 M. ELSEWHERE WITHIN 22N129W TO
23N132W TO 22N134W TO 18N135W TO 16N134W TO 17N130W TO 22N129W
WINDS 20 TO 33 KT. SEAS 2.5 TO 4.0 M. REMAINDER OF AREA WITHIN
21N128W TO 24N131W TO 22N137W TO 18N136W TO 15N132W TO 17N129W TO
21N128W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM NORBERT NEAR 19.0N 137.0W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE
WINDS WITHIN 0 NM S SEMICIRCLE...50 NM NE QUADRANT AND 40 NM NW
QUADRANT. SEAS 4 M OR GREATER WITHIN 150 NM NE QUADRANT...30 NM SE
QUADRANT...90 NM SW QUADRANT...AND 120 NM NW QUADRANT WITH SEAS
TO 5.0 M. ELSEWHERE WITHIN 23N132W TO 24N136W TO 22N139W TO
18N138W TO 18N135W TO 19N133W TO 23N132W WINDS 20 TO 33 KT. SEAS
2.5 TO 4.0 M. REMAINDER OF AREA WITHIN 23N131W TO 26N135W TO
23N140W TO 19N139W TO 17N137W TO 20N130W TO 23N131W WINDS 20 KT
OR LESS. SEAS 2.5 TO 3.5 M IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM NORBERT NEAR 19.7N 142.4W.
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE
WINDS WITHIN 0 NM S SEMICIRCLE...30 NM NE QUADRANT AND 20 NM NW
QUADRANT. SEAS 4 M OR GREATER WITHIN 120 NM N SEMICIRCLE...15
NM SE QUADRANT...AND 60 NM SW QUADRANT WITH SEAS TO 4.0 M OVER
FORECAST WATERS. ELSEWHERE WITHIN 22N137W TO 24N138W TO 24N140W
TO 19N140W TO 20N137W TO 22N137W WINDS 20 TO 33 KT. SEAS 2.5 TO
4.0 M. REMAINDER OF AREA WITHIN 26N137W TO 26N140W TO 24N140W TO
22N137W TO 19N139W TO 21N134W TO WINDS 20 KT OR LESS. SEAS 2.5 TO
3.5 M IN MIXED SWELL.

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

...GALE WARNING...
.LOW PRES...EP97...NEAR 17.5N116W 1007 MB. WITHIN 20N115W TO
20N117W TO 19N117W TO 18N117W TO 17N114W TO 18N114W TO 20N115W
WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST LOW PRES...EP97...POSSIBLE TROPICAL CYCLONE...
NEAR 17N118.5W 1004 MB. WITHIN 18N115W TO 21N117W TO 19N122W TO
16N121W TO 16N116W TO 18N115W E WINDS 20 TO 30 KT. SEAS 2.5 TO
3.0 M.
.48 HOUR FORECAST LOW PRES...EP97...POSSIBLE TROPICAL
CYCLONE...NEAR 17N122W 1000 MB. WITHIN 20N117W TO 22N122W TO
22N125W TO 17N124W TO 18N122W TO 17N117W TO 20N117W WINDS 20 TO
35 KT. SEAS 2.5 TO 3.5 M.

.SYNOPSIS AND FORECAST.

.WITHIN 11N86W TO 11N90W TO 10N90W TO 10N89W TO 10N87W TO
11N86W...INCLUDING THE GULF OF PAPAGAYO... NE TO E WINDS 20 TO 25
KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.WITHIN 01S118W TO 03N124W TO 00N131W TO 01S120W TO 03S108W TO
03.4S96W TO 01S118W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN
MIXED SE AND SW SWELL.
.24 HOUR FORECAST WITHIN 00N97W TO 02N104W TO 01N112W TO
03.4S118W TO 03.4S94W TO 00N97W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN S TO SW SWELL.
.48 HOUR FORECAST WITHIN 05N101W TO 02N108W TO 03N109W TO
00N119W TO 03.4S120W TO 03S96W TO 05N101W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN S TO SW SWELL.

.18 HOUR FORECAST WITHIN 30N119W TO 30N123W TO 29N122W TO
29N119W TO 30N119W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N
SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WITHIN 30N121W TO 30N126W TO 28N125W TO
28N124W TO 30N121W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW
TO N SWELL.

.36 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N95W TO 14N95W TO
15N94W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...NW TO N
WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST LITTLE CHANGE.

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

CONVECTION VALID AT 1500 UTC SUN SEP 13...

.TROPICAL STORM NORBERT...NUMEROUS MODERATE TO SCATTERED STRONG
WITHIN 60 NM OF CENTER.

.LOW PRES...EP97...NUMEROUS MODERATE AND ISOLATED TO SCATTERED
STRONG WITHIN 300 NM SE QUADRANT AND 540 NM SW QUADRANT .

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N76W TO 11N87W TO 07N100W TO 10N115W TO
06N140W. SCATTERED MODERATE FROM 03N TO 12N E OF 110W...AND FROM
02N TO 10N BETWEEN 110W AND 140W.

$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.