032
FZPN01 KWBC 121608
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC SAT SEP 12 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

ONLY YOU KNOW THE WEATHER AT YOUR POSITION. REPORT IT TO THE
NATIONAL WEATHER SERVICE. EMAIL US AT
VOSOPS@NOAA.GOV(LOWERCASE).

FOR ANY TROPICAL CYCLONE INFORMATION BEYOND 48 HOURS REFERENCE
THE ASSOCIATED NWS TROPICAL CYCLONE FORECAST/ADVISORY (TCM).

SECURITE

PACIFIC S OF 67N AND N OF 30N E OF A LINE FROM THE BERING STRAIT
TO 53N172E TO 50N180W TO 30N180W

ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS

SYNOPSIS VALID 1200 UTC SEP 12.
24 HOUR FORECAST VALID 1200 UTC SEP 13.
48 HOUR FORECAST VALID 1200 UTC SEP 14.

.WARNINGS.

...GALE WARNING...
.LOW 33N172W 96 MB MOVING NW 15 KT THEN SW AFTER 12 HOURS. WITHIN
180 NM NE SEMICIRCLE WINDS 30 TO 45 KT. SEAS 3.5 TO 6.5 M.
ELSEWHERE S OF 41N BETWEEN 164W AND 180W WINDS 20 TO 30 KT. SEAS
2.5 TO 4.5 M.
.24 HOUR FORECAST LOW 33N178W 999 MB. S OF 36N W OF 174W WINDS 25
TO 35 KT. SEAS TO 3 M. ELSEWHERE S OF 45N W OF 161W WINDS TO 25
KT. SEAS TO 4 M.
.48 HOUR FORECAST LOW 31N179W 1002 MB. S OF 42N W OF 167W WINDS
TO 25 KT. SEAS TO 2.5 M.

.SYNOPSIS AND FORECAST.

.LOW 30N151W 1012 MB NEARLY STATIONARY. FROM 35N TO 39N BETWEEN
140W AND 156W WINDS TO 25 KT. SEAS TO 3 M. ELSEWHERE S OF 46N
BETWEEN 141W AND 158W WINDS LESS THAN 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LOW 30N151W 1014 MB. FROM 35N TO 42N BETWEEN
136W AND 154W WINDS TO 25 KT. SEAS TO 3 M. ELSEWHERE FROM 32N TO
43N BETWEEN 138W AND 161W WINDS LESS THAN 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST LOW 30N154W 1014 MB. FROM 35N TO 41N BETWEEN
142W AND 158W WINDS LESS THAN 25 KT. SEAS TO 2.5 M.

.LOW 45N129W 1011 MB MOVING E 10 KT. FROM 41N TO 50N BETWEEN 131W
AND 143W WINDS TO 25 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW 45N125W 1014 MB. FROM 40N TO 54N BETWEEN
126W AND 135W WINDS TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST LOW DISSIPATED AND ASSOCIATED CONDITIONS
DIMINISHED.

.LOW 60N146W 1020 MB DRIFTING E. FROM 54N TO 60N BETWEEN 145W AND
156W WINDS TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LOW 59N143W 1015 MB. ASSOCIATED CONDITIONS
DIMINISHED.

.N OF 60N W OF ALASKA COAST SW WINDS 20 TO 30 KT. SEAS TO 3 M.
ELSEWHERE NW OF A LINE FROM 51N174E TO 63N162W WINDS LESS THAN 25
KT. SEAS TO 3 M.
.24 HOUR FORECAST CONDITIONS DIMINISHED.

.EXCEPT WHERE DESCRIBED ABOVE S OF 53N W OF 158W WINDS LESS THAN
25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST CONDITIONS DIMINISHED.

.24 HOUR FORECAST FROM 30N TO 38N E OF 126W N TO NW WINDS 20 TO
30 KT. SEAS TO 3 M.
.48 HOUR FORECAST FROM 30N TO 42N E OF 130W N TO NW WINDS 20 TO
30 KT. SEAS TO 3.5 M.

.48 HOUR FORECAST NEW COMPLEX LOW WITH MAIN CENTER NEAR 55N171W
1006 MB. FROM 42N TO 62N BETWEEN 162W AND 173W WINDS 20 TO 30 KT.
SEAS TO 3.5 M. ELSEWHERE FROM 42N TO 52N W OF 173W WINDS LESS
THAN 25 KT. SEAS TO 2.5 M.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 41N TO 58N
BETWEEN 154W AND 180W.
.24 HOUR FORECAST DENSE FOG BETWEEN 58N AND A LINE FROM 44N180W
TO 50N172W TO 54N151W.
.48 HOUR FORECAST DENSE FOG FROM 40N TO 59N BETWEEN 161W AND
175W.

.FORECASTER JOSEPH. OCEAN PREDICTION CENTER.

NWS NATIONAL HURRICANE CENTER MIAMI FL

E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 03.4S TO THE
EQUATOR E OF 120W

SYNOPSIS VALID 1200 UTC SAT SEP 12.
24 HOUR FORECAST VALID 1200 UTC SUN SEP 13.
48 HOUR FORECAST VALID 1200 UTC MON SEP 14.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM NORBERT NEAR 17.3N 128.3W 999 MB AT 1500 UTC SEP
12 MOVING WNW OR 285 DEG AT 9 KT. MAXIMUM SUSTAINED WINDS 50 KT
GUSTS 60 KT. TROPICAL STORM FORCE WINDS WITHIN 25 NM S
SEMICIRCLE...80
NM NE QUADRANT AND 90 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN
150
NM N SEMICIRCLE...30 NM SE QUADRANT AND 90 NM SW QUADRANT WITH
SEAS
TO 6.0 M. ELSEWHERE FROM 16N TO 20N BETWEEN 125W AND 131W WINDS
20
TO 33 KT. SEAS 2.5 TO 4.0 M FROM 14N TO 22N BETWEEN 124W AND
132W.
.24 HOUR FORECAST TROPICAL STORM NORBERT NEAR 18.1N 131.6W.
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE
WINDS WITHIN 90 NM N SEMICIRCLE AND 40 NM S SEMICIRCLE. SEAS 4 M
OR GREATER WITHIN 120 NM N AND 75 NM S SEMICIRCLES WITH SEAS TO
7.0
M. ELSEWHERE FROM 17N TO 21N BETWEEN 129W AND 133W WINDS 20 TO 33
KT. SEAS 2.5 TO 4.0 M FROM 15N TO 23N BETWEEN 128W AND 136W.
.48 HOUR FORECAST TROPICAL STORM NORBERT NEAR 18.6N 136.0W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE
WINDS WITHIN 80 NM NE QUADRANT...40 NM SE QUADRANT...30 NM SW
QUADRANT...AND 50 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 120
NM N AND 60 NM S SEMICIRCLES WITH SEAS TO 6.0 M. ELSEWHERE FROM
18N
TO 22N BETWEEN 133W AND 138W WINDS 20 TO 33 KT. SEAS 2.5 TO 4.0 M
FROM 16N TO 25N BETWEEN 131W AND 139W.

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 15.5N114W 1006 MB. WITHIN 150 NM NE SEMICIRCLE
WINDS 20 TO 30 KT WITH HIGHER GUSTS. SEAS 2.5 TO 3.5 M.
.24 HOUR FORECAST LOW PRESSURE...POSSIBLE TROPICAL CYCLONE...NEAR
16N115.5W 1005 MB. WITHIN 120 NM NE SEMICIRCLE WINDS 30 TO 35 KT.
SEAS 3.0 TO 4.5 M. ELSEWHERE WITHIN 150 NM NE AND 90 NM SW
SEMICIRCLES WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.
.48 HOUR FORECAST LOW PRESSURE...POSSIBLE TROPICAL CYCLONE...NEAR
16N118W 1004 MB. WITHIN 150 NM N SEMICIRCLE WINDS 30 TO 40 KT.
SEAS 3.0 TO 4.5 M. ELSEWHERE WITHIN 180 NM N AND 120 NM S
SEMICIRCLES
WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.

.SYNOPSIS AND FORECAST.

.FROM 10N TO 11N E OF 90W...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.

.S OF 00N BETWEEN 110W AND 120W WINDS 20 KT OR LESS. SEAS 2.5 M
PRIMARILY IN SW SWELL.
.24 HOUR FORECAST S OF 00S BETWEEN 117W AND 120W WINDS 20 KT OR
LESS. SEAS 2.5 M PRIMARILY IN SW SWELL.
.48 HOUR FORECAST S OF 00S BETWEEN 100W AND 116W WINDS 20 KT OR
LESS. SEAS 2.5 M PRIMARILY IN SW SWELL.

.42 HOUR FORECAST N OF 29N BETWEEN 118W AND 122W NW WINDS 20 TO
25 KT. SEAS TO 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 SAT SEP 12...

.T.S. NORBERT...NUMEROUS MODERATE TO STRONG WITHIN 150 NM NW
SEMICIRCLE.

.LOW PRESSURE (EP97)...NUMEROUS MODERATE WITHIN 60 NM OF CENTER.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH EXTENDS FROM 10N85W TO 07N95W TO 16N115W TO
13N110W, AND FROM 13N130W TO BEYOND 13N140W. IN ADDITION TO THE
CONVECTION ASSOCIATED WITH T.S. NORBERT AND INVEST
EP97...SCATTERED MODERATE CONVECTION IS FOUND FROM 03N TO 12N
BETWEEN 80W AND 95W...FROM 07N TO 11N BETWEEN 105W AND
111W...AND FROM 08N TO 16N BETWEEN 116W AND 125W. SCATTERED
MODERATE TO ISOLATED STRONG IS NOTED FROM 04N TO 09N W OF 130W.

.FORECASTER GR. NATIONAL HURRICANE CENTER.

$$