182
FZPN01 KWBC 041048 CCA
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC SAT OCT 04 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

FROM OCTOBER 15 TO APRIL 1, DUE TO THE CLIMATOLOGY OF THE NORTH
PACIFIC AND THE FREQUENCY AND VOLUME OF WEATHER HAZARDS, ALONG
WITH CUSTOMER FEEDBACK, HIGH SEAS FORECASTS WILL BE LIMITED TO
WINDS OF 25 TO 35 KNOTS AND HIGHER, AND SEAS OF 4 METERS OR
GREATER, ALONG WITH FREEZING SPRAY, DENSE FOG, VOLCANIC ASH,
AND ANYTHING TROPICAL (INCLUDING A DEPRESSION). LESSER
CONDITIONS WILL BE INCLUDED FOR WARNING CONDITIONS AND TO
PRESERVE CONTINUITY WHERE APPROPRIATE.

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 OCT 04.
24 HOUR FORECAST VALID 0600 UTC OCT 05.
48 HOUR FORECAST VALID 0600 UTC OCT 06.

.WARNINGS.

...GALE WARNING...
.LOW 59N178W 970 MB MOVING N 10 KT THEN TURNING NW AFTER 12
HOURS. WITHIN 420 NM E AND SE SEMICIRCLES WINDS 25 TO 40 KT.
SEAS 3 TO 6 M...HIGHEST NEAR 57N172W. ELSEWHERE EXCEPT WHERE
NOTED WITH LOW 58N175E BELOW...N OF 50N W OF 159W WINDS TO 25
KT. SEAS 2.5 TO 5 M.
.24 HOUR FORECAST LOW 62N180W 975 MB. FFROM 56N TO 59N W OF 175W
WINDS 30 TO 45 KT. SEAS 4.5 TO 6 M. ELSEWHERE N OF 50N BETWEEN
170W AND 170E WINDS 25 TO 35 KT. SEAS 3.5 TO 6 M...HIGHEST NEAR
55N175E.
 .48 HOUR FORECAST LOW 61N175W 991 MB. FROM 58N TO 61N BETWEEN
170W AND 176W WINDS 25 TO 35 KT. SEAS 3.5 TO 5 M. ELSEWHERE
EXCEPT WHERE OTHERWISE NOTED FROM 48N TO 58N BETWEEN 165W AND
180W WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M.

...GALE WARNING...
.LOW 58N175E 976 MB MOVING E 15 KT. WITHIN 180 NM S AND SW
QUADRANTS WINDS 35 TO 45 KT. SEAS 4 TO 6.5 M. ELSEWHERE FROM 53N
TO 58N W OF 178E WINDS 25 TO 35 KT. SEAS 3.5 TO 5.5 M. ELSEWHERE
N OF 50N W OF 178E WINDS TO 25 KT. SEAS 2.5 TO 4 M.
.24 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DESCRIBED WITH
LOW 62N180W ABOVE.

...GALE WARNING...
.COMPLEX LOW WITH MAIN CENTER 43N159W 1007 MB MOVING N 20 KT.
WITHIN 300 NM E AND 180 NM SE QUADRANTS AND WITHIN 180 NM E OF A
FRONT FROM LOW TO 37N155W TO 34N156W WINDS 25 TO 35 KT. SEAS 2.5
TO 5 M. ELSEWHERE FROM 35N TO 43N BETWEEN 159W AND 174W AND FROM
30N TO 60N BETWEEN 149W AND 159W WINDS TO 25 KT. SEAS 2.5 TO 4.5
M...HIGHEST SW OF LOW...EXCEPT E OF 151W SEAS TO 2.5 M.
.24 HOUR FORECAST LOW DISSIPATED AND ASSOCIATED CONDITIONS
DIMINISHED.

...GALE WARNING...
.LOW 48N176E 1001 MB MOVING NE 30 KT. WITHIN 660 NM W...540 NM S
AND 360 NM E QUADRANTS WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M.
.24 HOUR FORECAST LOW 52N166W 999 MB. WITHIN 480 NM SW QUADRANT
WINDS 25 TO 35 KT. SEAS 3 TO 4.5 M. ELSEWHERE FROM 35N TO 46N W
OF 155W WINDS TO 25 KT. SEAS TO 4 M.
.48 HOUR FORECAST LOW 59N154W 995 MB. FROM 50N TO 58N BETWEEN
148W AND 162W WINDS 25 TO 40 KT. SEAS 2.5 TO 5.5 M...HIGHEST
NEAR 55N154W. ELSEWHERE N OF 45N BETWEEN 141W AND 165W WINDS 20
TO 30 KT. SEAS 2.5 TO 4.5 M. ALSO WITHIN 1080 NM S QUADRANT
WINDS LESS THAN 25 KT. SEAS TO 3 M.

...GALE WARNING...
.24 HOUR FORECAST NEW LOW W OF AREA 52N160E 1001 MB. WITHIN 300
NM S QUADRANT WINDS 25 TO 35 KT. SEAS 2.5 TO 3.5 M. ELSEWHERE
WITHIN 480 NM SE QUADRANT WINDS TO 25 KT. SEAS 2.5 TO 4 M IN
MIXED SWELL...HIGHEST E.
.48 HOUR FORECAST LOW W OF AREA 57N167E 983 MB. WITHIN 240 NM W
OF A LINE FROM 54N179W TO 48N174E WINDS 30 TO 40 KT. SEAS 3.5 TO
6 M. ALSO WITHIN 360 NM W OF A LINE FROM 55N178W TO 42N166E AND
FROM 49N TO 53N W OF 163E WINDS 25 TO 35 KT. SEAS 3 TO 5 M.
ELSEWHERE W OF A LINE FROM 58N178E TO 47N172W TO 38N167E WINDS
20 TO 30 KT. SEAS 2.5 TO 4.5 M.

.SYNOPSIS AND FORECAST.

.E OF A LINE FROM 41N128W TO 30N123W AREA OF NW TO N WINDS 20 TO
30 KT. SEAS 2.5 TO 3.5 M.
.24 HOUR FORECAST FROM 30N TO 42N BETWEEN 118W AND 128W AREA OF
NW TO N WINDS 20 TO 30 KT. SEAS TO 3 M.
.48 HOUR FORECAST FROM 35N TO 45N BETWEEN 124W AND 132W AREA OF
N WINDS TO 25 KT. SEAS TO 3 M.

.LOW 50N130W 1019 MB MOVING SE 15 KT. FROM 48N TO 53N BETWEEN
130W AND 135W AREA OF N TO NW WINDS TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LOW DISSIPATED. FROM 46N TO 51N E OF 131W AREA
OF NW WINDS TO 25 KT. SEAS TO 3 M.
.48 HOUR FORECAST CONDITIONS DIMINISHED.

.24 HOUR FORECAST FROM 32N TO 36N BETWEEN 180W AND 160E AREA OF
E TO NE WINDS TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST FROM 35N TO 39N BETWEEN 158W AND 168E E WINDS
TO 25 KT. SEAS TO 3 M.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 41N TO 49N
BETWEEN 134W AND 157W...AND FROM 45N TO 52N BETWEEN 150W AND
165W.
.24 HOUR FORECAST DENSE FOG FROM 45N TO 59N BETWEEN 145W AND
158W AND FROM 56N TO 59N BETWEEN 180W AND 176E.
.48 HOUR FORECAST DENSE FOG WITHIN 180 NM E OF A LINE FROM
58N139W TO 48N149W.

.FORECASTER BANCROFT. OCEAN PREDICTION CENTER.

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 SAT OCT 4.
24 HOUR FORECAST VALID 0600 UTC SUN OCT  5.
48 HOUR FORECAST VALID 0600 UTC MON OCT  6.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM OCTAVE NEAR 14.2N 123.2W 1002 MB AT 0900 UTC OCT
04 MOVING WNW OR 290 DEG AT 7 KT. MAXIMUM SUSTAINED WINDS 45 KT
GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 60 NM OF CENTER
EXCEPT 0 NM SW QUADRANT.  SEAS 4 M OR GREATER WITHIN 75 NM OF
CENTER EXCEPT 90 NM NE QUADRANT WITH SEAS TO 6.0 M. ELSEWHERE
WITHIN 15N121W TO 16N123W TO 16N125W TO 14N124W TO 13N122W TO
13N121W TO 15N121W E WINDS 20 TO 33 KT. SEAS 4.0 TO 5.5 M.
REMAINDER OF AREA WITHIN 19N120W TO 20N123W TO 17N127W TO
12N126W TO 10N121W TO 10N119W TO 19N120W WINDS 20 KT OR LESS.
SEAS 2.5 TO 4.5 M IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM OCTAVE NEAR 15.2N 124.1W.
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE
WINDS WITHIN 60 NM N SEMICIRCLE...40 NM SE QUADRANT AND 30 NM SW
QUADRANT. SEAS 4 M OR GREATER WITHIN 90 NM W SEMICIRCLE AND 60 NM
E SEMICIRCLE WITH SEAS TO 6.0 M. ELSEWHERE WITHIN 17N124W TO
17N126W TO 16N126W TO 15N125W TO 15N123W TO 16N123W TO 17N124W N
TO NE WINDS 20 TO 33 KT. SEAS 4.0 TO 5.5 M. REMAINDER OF AREA
WITHIN 19N122W TO 19N125W TO 17N129W TO 14N128W TO 12N122W TO
15N121W TO 19N122W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.5 M IN
MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM OCTAVE NEAR 15.8N 123.0W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE
WINDS WITHIN 30 NM S SEMICIRCLE...50 NM NE QUADRANT AND 40 NM NW
QUADRANT. SEAS 4 M OR GREATER WITHIN 45 NM FROM CENTER WITH SEAS
TO 5.0 M. ELSEWHERE WITHIN 17N122W TO 17N123W TO 16N124W TO
15N124W TO 16N122W TO 17N122W NE TO E WINDS 20 TO 33 KT. SEAS 2.5
TO 4.5 M. REMAINDER OF AREA WITHIN 16N122W TO 19N124W TO 18N127W
TO 15N128W TO 14N126W TO 13N123W TO 16N122W 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 PRESS 14N105W 1000 MB. WITHIN 16N102W TO 17N104W TO 16N107W
TO 14N105W TO 12N105W TO 12N102W TO 16N102W SE TO S WINDS 20 TO
30 KT. SEAS 2.5 TO 3.0 M.
.06 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
15N106W 999 MB. WITHIN 16N105W TO 17N105W TO 16N106W TO 15N104W
TO 16N104W TO 16N105W E TO SE WINDS 25 TO 35 KT. SEAS 2.5 TO 3.0
M. WITHIN 17N104W TO 18N105W TO 16N107W TO 13N107W TO 14N104W TO
15N103W TO 17N104W SE TO S WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.
WITHIN 13N104W TO 12N106W TO 11N106W TO 11N105W TO 11N104W TO
13N104W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
16N106W 998 MN. WITHIN 17N105W TO 17N106W TO 16N107W TO 15N107W
TO 15N106W TO 15N105W TO 17N105W SE TO S WINDS 35 TO 45 KT. SEAS
2.5 TO 4.5 M. WITHIN 14N102W TO 18N107W TO 17N110W TO 12N112W TO
10N111W TO 10N103W TO 14N102W SW TO W WINDS 20 TO 30 KT. SEAS
2.5 TO 4.5 M. WITHIN 18N103W TO 19N104W TO 19N105W TO 18N106W TO
18N105W TO 17N104W TO 18N103W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN MIXED SWELL.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
17N107W 997 MN. WITHIN 19N106W TO 19N108W TO 16N108W TO 15N106W
TO 17N105W TO 19N106W SE TO S WINDS 35 TO 45 KT. SEAS 5.5 TO 7.0
M. WITHIN 16N100W TO 20N109W TO 15N112W TO 10N112W TO 09N104W TO
12N100W TO 16N100W...INCLUDING NEAR CABO CORRIENTES...SW WINDS
20 TO 30 KT. SEAS 2.5 TO 4.5 M.

.SYNOPSIS AND FORECAST.

.WITHIN 15N94W TO 16N95W TO 15N96W TO 14N96W TO 14N95W TO
15N94W...INCLUDING THE GULF OF TEHUANTEPEC... N TO NE WINDS 20
TO 25 KT. SEAS LESS THAN 2.5 M.
.12 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 0950 UTC SAT OCT 4...

.TROPICAL STORM OCTAVE...NUMEROUS MODERATE TO STRONG FROM 12N TO
16N BETWEEN 121W AND 126W.

.INVEST EP99...SCATTERED MODERATE TO STRONG FROM 10N TO 18N
BETWEEN 99W AND 114W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH EXTENDS FROM 07N78W TO 11N90W TO 15N112W THEN
RESUMES NEAR 11N126W AND CONTINUES TO 09N140W. SCATTERED
MODERATE TO STRONG IS FROM 04N TO 14N E OF 99W. SCATTERED
MODERATE IS FROM 06N TO 10N BETWEEN 134W AND 140W.

$$
.FORECASTER RAMOS. NATIONAL HURRICANE CENTER.