543 
FZPN03 KNHC 130330
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC SUN SEP 13.
24 HOUR FORECAST VALID 0000 UTC MON SEP 14.
48 HOUR FORECAST VALID 0000 UTC TUE SEP 15.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM NORBERT NEAR 17.9N 130.5W 1002 MB AT 0300 UTC
SEP 13 MOVING W OR 280 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS 40
KT GUSTS 50 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 135 NM N SEMICIRCLE...45
NM SE QUADRANT AND 75 NM SW QUADRANT WITH SEAS TO 7.0 M. ELSEWHERE
WITHIN 19N127W TO 21N129W TO 21N131W TO 19N133W TO 16N132W TO 
17N128W TO 19N127W WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M. REMAINDER
OF AREA WITHIN 20N126W TO 24N132W TO 20N134W TO 16N134W TO 
15N130W TO 18N126W TO 20N126W WINDS 20 KT OR LESS. SEAS 2.5 TO 
3.0 M IN MIXED SWELL. 
.24 HOUR FORECAST TROPICAL STORM NORBERT NEAR 18.7N 134.2W. 
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE 
WINDS WITHIN 60 NM NE QUADRANT...10 NM SE QUADRANT...20 NM SW 
QUADRANT...AND 50 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 120 
NM OF THE CENTER WITH SEAS TO 7.0 M. ELSEWHERE WITHIN 22N130W TO 
23N134W TO 22N136W TO 18N135W TO 17N133W TO 22N130W WINDS 20 TO 
33 KT. SEAS 3.0 TO 4.0 M. REMAINDER OF AREA WITHIN 22N129W TO 
24N132W TO 24N137W TO 20N138W TO 16N136W TO 18N131W TO 22N129W 
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM NORBERT NEAR 19.3N 139.4W. 
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 OF THE CENTER WITH 
SEAS TO 6.0 M. ELSEWHERE WITHIN 22N134W TO 23N136W TO 23N138W TO 
21N140W TO 19N140W TO 19N135W TO 22N134W WINDS 20 TO 33 KT. SEAS 
3.0 TO 4.0 M. REMAINDER OF AREA WITHIN 23N132W TO 25N134W TO 
24N140W TO 17N140W TO 16N138W TO 19N133W TO 23N132W WINDS 20 KT 
OR LESS. SEAS 2.5 TO 3.0 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 PRESSURE NEAR 17N115W 1007 MB. WITHIN 17N113W TO 18N114W TO
18N115W TO 17N115W TO 16N115W TO 16N114W TO 17N113W E TO SE 
WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M IN SE SWELL.
.24 HOUR FORECAST LOW PRESSURE NEAR 16N117W 1005 MB. WITHIN 
18N115W TO 19N118W TO 19N120W TO 17N119W TO 15N116W TO 16N114W TO
18N115W E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M IN E TO SE SWELL.
.48 HOUR FORECAST LOW PRESSURE...POSSIBLE TROPICAL CYCLONE...NEAR
15N120W 1004 MB. WITHIN 16N118W TO 17N118W TO 17N119W TO 16N119W
TO 15N118W TO 16N118W E TO SE WINDS 30 TO 35 KT. SEAS 2.5 TO 3.0
M. ELSEWHERE WITHIN 19N117W TO 20N122W TO 19N124W TO 16N123W TO 
13N118W TO 14N115W TO 19N117W E WINDS 20 TO 30 KT. SEAS 2.5 TO 
3.0 M.

.SYNOPSIS AND FORECAST.

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

.WITHIN 01N116W TO 02N122W TO 00N128W TO 01S120W TO 03.4S120W TO
03S109W TO 01N116W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S
SWELL.
.24 HOUR FORECAST WITHIN 01S96W TO 00N110W TO 03N122W TO 00N133W
TO 03.4S120W TO 03S93W TO 01S96W...EXCEPT LEE OF GALAPAGOS
ISLANDS... WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW
SWELL.
.48 HOUR FORECAST WITHIN 02N95W TO 04N109W TO 00N120W TO
03.4S120W TO 03.4S92W TO 02N95W...EXCEPT LEE OF GALAPAGOS
ISLANDS... WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW
SWELL.

.36 HOUR FORECAST WITHIN 30N119W TO 30N123W TO 29N122W TO
29N121W TO 29N120W TO 30N119W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN N SWELL.
.48 HOUR FORECAST LITTLE CHANGE.

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

CONVECTION VALID AT 0300 UTC SUN SEP 13...

.T.S. NORBERT...SCATTERED MODERATE WITHIN 90 NM NW SEMICIRCLE OF
CENTER. 

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N84W TO 07N100W TO 09N110W...AND FROM 
12N130W TO BEYOND 13N140W. SCATTERED MODERATE CONVECTION IS 
ACTIVE FROM 03N TO 06N BETWEEN 82W AND 90W...FROM 06N TO 09N 
BETWEEN 90W AND 100W...AND FROM 08N TO 11N BETWEEN 135W AND 140W.

$$
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.