049
FZPN01 KWBC 120959
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC SUN OCT 12 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

PLEASE SEE PROPOSAL TO ALIGN NWS PACIFIC HIGH SEAS FORECASTS
WITH
METAREA XII: HTTPS://OCEAN.WEATHER.GOV/HIGHSEASPACIFICPROPOSAL/
(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 12.
24 HOUR FORECAST VALID 0600 UTC OCT 13.
48 HOUR FORECAST VALID 0600 UTC OCT 14.

.WARNINGS.

...HURRICANE FORCE WIND WARNING...
.LOW 59N171W 964 MB MOVING NE 30 KT. WITHIN 120 NM SE
QUADRANT WINDS 50 TO 65 KT. SEAS 5 TO 7.5 M. WITHIN 240 NM E
AND SE QUADRANTS WINDS 35 TO 50 KT. SEAS 4 TO 6.5 M.
ELSEWHERE WITHIN 360 NM NE AND SW...AND 420 NM SE...AND 180
NM N AND NW QUADRANTS WINDS 25 TO 40 KT. SEAS 3 TO 5.5 M.
.06 HOUR FORECAST LOW 62N168W 960 MB. WITHIN 240 NM E AND
SE SEMICIRCLES WINDS 50 TO 75 KT. SEAS 7 TO 11 M.
.24 HOUR FORECAST LOW NE OF AREA. N OF 63N E OF 168W W TO
SW WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M.
.36 HOUR FORECAST LOW WELL NE OF AREA WITH ASSOCIATED
CONDITIONS MOVED N OF AREA.

...HURRICANE FORCE WIND WARNING...
.24 HOUR FORECAST LOW 40N160E 1004 MB WILL MOVE NE 40 KT
AND RAPIDLY INTENSIFY. FROM 36N TO 41N W OF 165E WINDS 25
TO 40 KT. SEAS 4 TO 6 M. ELSEWHERE FROM 33N TO 43N W OF
167E WINDS 20 TO 30 KT. SEAS 3 TO 4.5 M.
.36 HOUR FORECAST LOW 42N170E 996 MB. WITHIN 240 NM S AND
SE QUADRANTS WINDS 35 TO 50 KT. SEAS 4 TO 7 M.
.48 HOUR FORECAST LOW 47N179E 970 MB. WITHIN 120 NM S
SEMICIRCLE WINDS 50 TO 65 KT. SEAS 6 TO 8.5 M. WITHIN
300 NM SE AND 180 NM SW QUADRANTS WINDS 40 TO 50 KT. SEAS
5 TO 7 M. ELSEWHERE WITHIN 300 NM NE...480 NM SE...720
NM S AND SW...AND 780 NM W AND NW QUADRANTS WINDS 25 TO
40 KT. SEAS 3 TO 5.5 M.

...GALE WARNING...
.COMPLEX LOW WITH MAIN CENTER JUST W OF THE AREA 54N166E
976 MB MOVING SE 15 KT AND A SECONDARY CENTER 57N179E
984 MB MOVING NW 10 KT WILL TURN SW AFTER 12 HOURS.
WITHIN 840 NM S AND SE QUADRANTS OF MAIN CENTER...AND
BETWEEN 120 NM AND 660 NM S AND SW QUADRANTS OF
SECONDARY CENTER WINDS 30 TO 45 KT. SEAS 5 TO 8M.
ELSEWHERE FROM 35N TO 57N W OF 176W WINDS 20 TO 30 KT.
SEAS 3 TO 6 M.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 53N175E
988 MB. WITHIN 600 NM S AND SE...AND 420 NM SW
QUADRANTS WINDS 25 TO 40 KT. SEAS 4 TO 7.5 M.
.48 HOUR FORECAST LOW DISSIPATED. FROM 50N TO 60N
BETWEEN 162W AND 174W S TO SW WINDS 20 TO 30 KT. SEAS
2.5 TO 4 M.

...GALE WARNING...
.FROM 47N TO 50N E OF 127W NW WINDS 25 TO 35 KT. SEAS
3 TO 4.5 M. ELSEWHERE FROM 42N TO 56N E OF 146W NW
WINDS TO 25 KT. SEAS 2.5 TO 4 M.
.24 HOUR FORECAST NEW LOW TO FORM NEAR 46N125W 1005
MB. BETWEEN 240 NM AND 360 NM W AND SW QUADRANTS
WINDS 25 TO 35 KT. SEAS 3 TO 5 M. ELSEWHERE FROM 30N
TO 51N BETWEEN 118W AND 140W WINDS 20 TO 30 KT. SEAS
2.5 TO 4 M.
.48 HOUR FORECAST LOW 39N124W 1000 MB. BETWEEN 120 NM
AND 360 NM W AND NW SEMICIRCLES WINDS 25 TO 35 KT. SEAS
4 TO 6 M. ELSEWHERE WITHIN 420 NM S AND SE...540 NM
SW...AND 480 NM N AND NW QUADRANTS WINDS 20 TO 30 KT.
SEAS 3 TO 5 M IN MIXED SWELL.

...GALE WARNING...
.LOW 34N120W 1007 MB NEARLY STATIONARY. FROM 32N TO
35N E OF 121W NW WINDS 25 TO 35 KT. SEAS 3 TO 4 M.
ELSEWHERE FROM 30N TO 40N E OF 129W N TO NW WINDS 20
TO 30 KT. SEAS 2.5 TO 3.5 M.
.24 HOUR FORECAST LOW DISSIPATED WITH CONDITIONS
DESCRIBED IN SECOND GALE WARNING ABOVE.

...GALE WARNING...
.LOW 46N167W 1010 MB MOVING NE 25 KT. WITHIN 720 NM
N AND NE...AND 240 NM S AND SE QUADRANTS WINDS 25 TO
40 KT. SEAS 4 TO 6 M. ELSEWHERE WITHIN 900 NM N AND
NE...AND 480 NM AND SE QUADRANTS WINDS 20 TO 30 KT.
SEAS 3 TO 4.5 M.
.24 HOUR FORECAST LOW 54N160W 998 MB. WITHIN 420 NM E
AND NE...AND 480 NM S AND SE QUADRANTS WINDS 25 TO 35
KT. SEAS 3 TO 5 M. ELSEWHERE WITHIN 540 NM E AND NE...
660 NM S AND SE...AND 420 NM SW QUADRANTS WINDS 20 TO
30 KT. SEAS 2.5 TO 4 M.
.48 HOUR FORECAST LOW MOVED INLAND OVER ALASKA WITH
ASSOCIATED CONDITIONS DIMINISHED.

...GALE WARNING...
.12 HOUR FORECAST NEW LOW 58N151W 1010 MB. WITHIN 240
NM E AND NE QUADRANTS WINDS 25 TO 35 KT. SEAS 2.5 TO
4 M.
.24 HOUR FORECAST LOW 58N151W 1007 MB WITH A FRONT
FORECAST TO EXTEND FROM 56N137W TO 59N140W TO 59N144W
TO 58N154W. WITHIN 60 NM N OF FRONT W OF 140W WINDS
25 TO 35 KT. SEAS 3 TO 4 M. ELSEWHERE WITHIN 90 NM N
AND NW OF ENTIRE FRONT WINDS 20 TO 30 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW ABSORBED BY INLAND LOW OVER
ALASKA WITH ASSOCIATED CONDITIONS DIMINISHED.

...GALE WARNING...
.24 HOUR FORECAST LOW W OF AREA 51N159E 996 MB.
WITHIN 420 NM E AND SE QUADRANTS WINDS 25 TO 40 KT.
SEAS 4 TO 6 M. ELSEWHERE FROM 44N TO 51N W OF 167E
WINDS 20 TO 30 KT. SEAS 3 TO 5 M.
.48 HOUR FORECAST LOW 50N176E 984 MB WITH CONDITIONS
DESCRIBED WITH LOW 47N179E ABOVE.

.SYNOPSIS AND FORECAST.

.COMPLEX LOW WITH MEAN CENTER 33N158W 1018 MB NEARLY
STATIONARY. FROM 31N TO 41N BETWEEN 143W AND 158W
WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M.
.24 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER
34N156W 1018 MB. FROM 31N TO 40N BETWEEN 144W AND
157W WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M.
.48 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER
35N156W 1018 MB. WITHIN 180 NM OF CENTER...WINDS
LESS THAN 25 KT. SEAS TO 2.5 M IN MIXED SWELL.

.48 HOUR FORECAST NEW LOW 52N151W 1012 MB. WITHIN
240 NM E AND NE...AND 480 NM S AND SE QUADRANTS
WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM N OF
57N BETWEEN 148W AND 156W...FROM 41N TO 52N BETWEEN
160W AND 169W...AND FROM 56N TO 63N BETWEEN 164W
AND 177W.
.24 HOUR FORECAST DENSE FOG FROM 51N TO 59N BETWEEN
152W AND 161W...AND FROM 37N TO 42N W OF 168E.
.48 HOUR FORECAST DENSE FOG N OF 60N E OF 151W...
WITHIN 120 NM OF 54N148W...FROM 40N TO 52N BETWEEN
174W AND 177E...AND N OF 61N W OF 170W.

.FORECASTER MILLS. 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 SUN OCT 12.
24 HOUR FORECAST VALID 0600 UTC MON OCT 13.
48 HOUR FORECAST VALID 0600 UTC TUE OCT 14.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW PRES INLAND NEAR 24N110W 1006 MB. WITHIN 26N110W TO
27N110W TO 23N110W TO 23N109W TO 24N109W TO 26N110W...INCLUDING
THE GULF OF CALIFORNIA...S WINDS 20 TO 25 KT. SEAS LESS THAN 2.5
M.
.18 HOUR FORECAST LOW PRESSURE DISSIPATED. CONDITIONS IMPROVE.
WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.

.WITHIN 30N119W TO 30N121W TO 29N121W TO 29N120W TO 30N119W NW
TO N WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M. ELSEWHERE...WITHIN
30N117W TO 30N126W TO 28N124W TO 26N119W TO 27N118W TO 30N117W
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW TO N SWELL.
.24 HOUR FORECAST WITHIN 30N117W TO 30N127W TO 27N125W TO
26N122W TO 27N118W TO 30N117W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN NW TO N SWELL.
.48 HOUR FORECAST LITTLE CHANGE.

.WITHIN 16N94W TO 16N95W TO 16N96W TO 15N96W TO 15N95W TO 15N94W
TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 20 TO 25
KT. SEAS LESS THAN 2.5 M.
.12 HOUR FORECAST CONDITIONS IMPROVE.

.27 HOUR FORECAST WITHIN 31N114W TO 30N114W TO 30N115W TO
31N114W...INCLUDING THE GULF OF CALIFORNIA...S TO SW 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 0800 UTC SUN OCT 12...

.TROPICAL WAVE AXIS ALONG 96W FROM 07N TO 16N. NUMEROUS MODERATE
ISOLATED STRONG FROM 07N TO 16N BETWEEN 91W AND 101W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS FROM 10N84W TO 09N114W TO 09N129W. ITCZ FROM
09N129W TO 08N140W. SCATTERED MODERATE N OF 07N AND E OF 91W.

$$
.FORECASTER KONARIK. NATIONAL HURRICANE CENTER.