369
FZPN01 KWBC 110934
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC THU SEP 11 2025

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 N OF 30N AND S OF 67N E OF A LINE FROM BERING STRAIT
TO 50N 160E

ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS

SYNOPSIS VALID 0600 UTC SEP 11.
24 HOUR FORECAST VALID 0600 UTC SEP 12.
48 HOUR FORECAST VALID 0600 UTC SEP 13.

.WARNINGS.

...GALE WARNING...
.LOW 58N151W 987 MB MOVING E 05 KT. FROM 47N TO 61N BETWEEN 153W
AND 167W WINDS 25 TO 40 KT. SEAS 2.5 TO 5 M. ELSEWHERE N OF 46N
BETWEEN 131W AND 168W AND WITHIN 120 NM E AND SE OF A FRONT FROM
36N139W TO 40N147W WINDS 20 TO 30 KT. SEAS 2.5 TO 5.5 M...HIGHEST
NEAR 51N151W. ALSO...EXCEPT WHERE DESCRIBED BELOW...N OF 40N
BETWEEN 133W AND 170W WINDS LESS THAN 25 KT. SEAS TO 4 M.
.24 HOUR FORECAST LOW 58N147W 996 MB. N OF 50N BETWEEN 138W AND
159W WINDS 25 TO 40 KT. SEAS TO 4 M. ELSEWHERE...EXCEPT WHERE
DESCRIBED BELOW...N OF 40N BETWEEN 128W AND 159W WINDS LESS THAN
25 KT. SEAS TO 3.5 M.
.48 HOUR FORECAST LOW 59N148W 1003 MB. WITHIN 360 NM N AND 300 NM
S SEMICIRCLES WINDS 20 TO 30 KT. SEAS TO 2.5 M. ELSEWHERE WITHIN
480 NM SE QUADRANT WINDS LESS THAN 25 KT. SEAS TO 2.5 M.

...GALE WARNING...
.LOW 39N166W 1011 MB MOVING E 25 KT. FROM 36N TO 42N BETWEEN 162W
AND 172W WINDS 25 TO 35 KT. SEAS TO 3.5 M.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 38N154W 1012 MB.
WITHIN 120 NM NW SEMICIRCLE WINDS 25 TO 35 KT. SEAS TO 3.5 M.
ELSEWHERE FROM 34N TO 41N BETWEEN 141W AND 164W WINDS 20 TO 30
KT. SEAS TO 3 M.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 47N130W 1010 MB.
FRONT TO EXTEND FROM LOW CENTER TO 37N139W TO 37N145W. WITHIN 120
NM EITHER SIDE OF FRONT WINDS TO 25 KT. SEAS TO 3 M.

.SYNOPSIS AND FORECAST.

.LOW NW OF AREA NEAR 55N166E 1005 MB MOVING E 20 KT. WITHIN 300
NM SE QUADRANT WINDS TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LOW 56N178E 1007 MB. CONDITIONS DIMINISHED.

.24 HOUR FORECAST LOW 45N164E 1013 MB. WITHIN 180 NM NW
SEMICIRCLE WINDS TO 25 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST LOW 47N173W 1007 MB. FROM 40N TO 48N BETWEEN
168W AND 174E WINDS 20 TO 30 KT. SEAS TO 2.5 M.

.24 HOUR FORECAST FROM 31N TO 41N E OF 126W AREA OF N TO NW WINDS
TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST FROM 32N TO 41N E OF 127W WINDS LESS THAN 25
KT. SEAS TO 2.5 M.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 53N TO 58N
BETWEEN 133W AND 136W AND WITHIN 90 NM OF 44N165E.
.24 HOUR FORECAST DENSE FOG FROM 51N TO 53N BETWEEN 178W AND 179E
AND FROM 45N TO 47N BETWEEN 177E AND 168E.
.48 HOUR FORECAST DENSE FOG FROM 46N TO 48N BETWEEN 171W AND 175W
AND FROM 42N TO 44N BETWEEN 176W AND 180W.

.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 0600 UTC THU SEP 11.
24 HOUR FORECAST VALID 0600 UTC FRI SEP 12.
48 HOUR FORECAST VALID 0600 UTC SAT SEP 13.

.WARNINGS.

...STORM WARNING...
.LOW PRES...EP95...NEAR 14N98W 1009 MB. WITHIN 15N95W TO 16N96W
TO 16N99W TO 13N99W TO 12N96W TO 12N95W TO 15N95W SE WINDS 20 TO
30
KT. SEAS 2.5 TO 3 M.
.24 HOUR FORECAST LOW PRES...EP95...POSSIBLE TROPICAL CYCLONE...
NEAR 17N102W 1001 MB. WITHIN 17N100W TO 17N101W TO 17N102W TO
15N101W TO 15N99W TO 16N99W TO 17N100W SE WINDS 30 TO 40 KT. SEAS
3 TO 4.5 M. ELSEWHERE WITHIN 16N99W TO 17N100W TO 16N101W TO
15N101W TO 15.5N 99W TO 16N99W WINDS 20 TO 30 KT. SEAS 2.5 TO 4
M IN
MIXED SWELL.
.48 HOUR FORECAST LOW PRES...EP95...POSSIBLE TROPICAL CYCLONE...
NEAR 18N107W 999 MB. WITHIN 18N105W TO 18N106W TO 17N106W TO
17N105W TO 17N104W TO 18N105W WINDS 45 TO 55 KT. SEAS 4.5 TO 6 M.
ELSEWHERE WITHIN 18N104W TO 19N105W TO 18N106W TO 17N106W TO
17N105W TO
17N104W TO 18N104W E TO SE WINDS 35 TO 45 KT. SEAS 3 TO 4.5 M.
REMAINDER OF AREA WITHIN 18N103W TO 19N104W TO 19N106W TO 17N106W
TO 17N104W TO 16N102W TO 18N103W...INCLUDING NEAR CABO
CORRIENTES...SE TO S WINDS 20 TO 33 KT. SEAS 2.5 TO 3 M.

.SYNOPSIS AND FORECAST.

.WITHIN 18N126W TO 20N130W TO 19N136W TO 15N137W TO 13N133W TO
16N127W TO 18N126W WINDS 20 KT OR LESS. SEAS TO 2.5 M IN NE TO E
SWELL MIXED WITH SE SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WITHIN 17N136W TO 18N137W TO 18N140W TO 12N140W
TO 13N136W TO 17N136W WINDS 20 KT OR LESS. SEAS TO 2.5 M IN NE
TO E
SWELL MIXED WITH SE SWELL.

.WITHIN 11N107W TO 13N108W TO 13N109W TO 11N111W TO 10N109W TO
10N107W TO 11N107W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN S TO
SW SWELL.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.

.36 HOUR FORECAST WITHIN 00N107W TO 01S116W TO 03S119W TO
03.4S100W
TO 00N107W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN S TO SW SWELL.
.48 HOUR FORECAST WITHIN 02S115W TO 02S120W TO 03.4S120W TO
03.4S109W TO 02S115W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN S TO
SW SWELL.

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

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

CONVECTION VALID AT 0915 UTC THU SEP 11...

.LOW PRES...EP95...NEAR 14N98W...SCATTERED MODERATE ISOLATED
STRONG
FROM 13N TO 16N BETWEEN 97W AND 102W.

.SCATTERED MODERATE ISOLATED STRONG FROM 03N TO 08N BETWEEN 78W
AND 80W AND FROM 05N TO 08N BETWEEN 80W AND 88W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS EXTENDS FROM 10N86W TO LOW PRES...EP95...NEAR
14N98W 1009 MB TO 14N110W TO 12N120W TO 14N125W TO LOW PRES NEAR
12N130W 1010 MB AND TO 11N135W. THE ITCZ EXTENDS FROM 11N135W TO
10N140W. SCATTERED MODERATE WITHIN 180 NM S OF THE TROUGH BETWEEN
104W AND 112W AND WITHIN 60 NM S OF THE TROUGH BETWEEN 115W AND
120W AND BETWEEN 123W AND 128W.

.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.

$$