919
FZPN02 KWBC 301725
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1745 UTC TUE SEP 30 2025

CCODE/1:31:12:01:00/AOW+POR/NWS/CCODE
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC SEP 30.
24 HOUR FORECAST VALID 1200 UTC OCT 01.
48 HOUR FORECAST VALID 1200 UTC OCT 02.

.WARNINGS.

...STORM WARNING...
.COMPLEX LOW WITH MAIN LOW 48N134W 977 MB MOVING NE 05 KT. WITHIN
180 NM S AND W...240 NM N...300 NM NE...AND 240 NM SE QUADRANTS
WINDS 35 TO 50 KT. SEAS 3 TO 7 M...HIGHEST SW OF CENTER.
ELSEWHERE WITHIN 360 NM N AND E...480 NM SE...600 NM S...540 NM
SW...AND 360 NM W QUADRANTS WINDS 25 TO 40 KT. SEAS 2.5 TO 6
M...HIGHEST SW OF CENTER. ALSO FROM 33N TO 55N BETWEEN 153W AND A
LINE FROM 33N140W TO 36N130W TO 40N125W WINDS 20 TO 30 KT. SEAS
2.5 TO 5 M.
.24 HOUR FORECAST LOW 49N133W 980 MB. WITHIN 240 NM NE AND
NW...AND 360 NM SW AND SE QUADRANTS WINDS 30 TO 45 KT. SEAS 3.5
TO 7 M...HIGHEST SW OF CENTER. ELSEWHERE FROM 40N TO 52N E OF
141W WINDS 25 TO 35 KT. SEAS 3 TO 6 M. ALSO FROM 32N TO 57N
BETWEEN 145W AND A LINE FROM 32N135W TO 40N125W WINDS TO 25 KT.
SEAS TO 4 M.
.48 HOUR FORECAST LOW 48N130W 997 MB. FROM 43N TO 51N E OF 135W
WINDS 25 TO 35 KT. SEAS 3 TO 5 M. ELSEWHERE FROM 35N TO 52N E OF
138W WINDS TO 25 KT. SEAS TO 4 M.

...GALE WARNING...
.LOW 44N162E 993 MB MOVING NE 35 KT. WITHIN 180 NM W...300 NM
SW...AND 360 NM SE QUADRANTS WINDS 30 TO 45 KT. SEAS 3 TO 6 M.
ELSEWHERE FROM 35N TO 49N W OF 174W WINDS 25 TO 35 KT. SEAS 2.5
TO 5 M...HIGHEST FROM 38N TO 46N W OF 165E.
.24 HOUR FORECAST LOW 49N179E 997 MB. WITHIN 240 NM N...420 NM
E...660 NM S...AND 300 NM W QUADRANTS WINDS 25 TO 40 KT. SEAS 2.5
TO 5 M. ELSEWHERE FROM 37N TO 50N BETWEEN 180W AND 165E WINDS 20
TO 30 KT. SEAS TO 4 M.
.30 HOUR FORECAST LOW 48N178W 999 MB. WITHIN 300 NM W QUADRANTS
WINDS 30 TO 45 KT. SEAS 3.5 TO 5.5 M.
.48 HOUR FORECAST LOW 46N165E 999 MB. WITHIN 360 NM W AND 660 NM
SW QUADRANTS WIND 30 TO 45 KT. SEAS 2.5 TO 6.5 M...HIGHEST WITHIN
41N175W. ELSEWHERE FROM 35N TO 51N BETWEEN 160W AND A LINE FROM
50N175W TO 45N175W TO  35N175W WINDS 20 TO 30 KT. SEAS 2.5 TO 5
M.

...GALE WARNING...
.LOW NW OF AREA NEAR 62N175E 985 MB MOVING NE 15 KT. N OF 51N W
OF 170W WINDS 25 TO 40 KT. SEAS TO 3.5 M.
.24 HOUR FORECAST LOW NW OF AREA NEAR 63N176W 980 MB. N OF 55N W
OF 165W WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5 M.
.48 HOUR FORECAST LOW 60N162W 996 MB. N OF 51N  BETWEEN 142W AND
170W WINDS TO 25 KT. SEAS TO 3 M.

...GALE WARNING...
.48 HOUR FORECAST LOW W OF AREA NEAR 41N153E 999 MB. FROM 36N TO
47N W OF 167E WINDS 25 TO 40 KT. SEAS TO 4 M.

.SYNOPSIS AND FORECAST.

.LOW 45N169W 1010 MB MOVING E 15 KT. FROM 37N TO 49N BETWEEN 161W
AND 178W WINDS 20 TO 30 KT. SEAS 2.5 TO 5 M.
.24 HOUR FORECAST LOW 45N160W 1011 MB. FROM 36N TO 46N BETWEEN
155W AND 165W WINDS TO 25 KT. SEAS TO 3.5 M.
.48 HOUR FORECAST LOW DISSIPATED. FROM 40N TO 51N BETWEEN 147W
AND 153W..AND FROM 35N TO 40N BETWEEN 150W AND 160W WINDS TO 25
KT. SEAS TO 3 M.

.48 HOUR FORECAST LOW NW OF AREA NEAR 63N178E 996 MB. W OF A LINE
FROM 50N170E TO 53N180W TO 55N170W TO 62N170W WINDS TO 25 KT.
SEAS TO 3 M.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 44N TO 46N
BETWEEN 162W AND 172W...FROM 45N TO 48N BETWEEN 171E AND
165E...AND FROM 58N TO 61N BETWEEN 173W AND 177W.
.24 HOUR FORECAST DENSE FOG FROM 44N TO 46N BETWEEN 157W AND
164W...AND FROM 42N TO 50N BETWEEN 176E AND 177E.
.48 HOUR FORECAST DENSE FOG FROM 46N TO 51N BETWEEN 151W AND
160W...AND FROM 45N TO 47N BETWEEN 162W AND 167W.

.FORECASTER EHRBAR. 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 TUE SEP 30.
24 HOUR FORECAST VALID 1200 UTC WED OCT  1.
48 HOUR FORECAST VALID 1200 UTC THU OCT  2.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM OCTAVE NEAR 9.9N 113.5W 1004 MB AT 1500 UTC SEP
30 MOVING NW OR 325 DEG AT 4 KT. MAXIMUM SUSTAINED WINDS 35 KT
GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 20 NM OF CENTER
EXCEPT 40 NM NE QUADRANT. ELSEWHERE WITHIN 09N111W TO 10N111W TO
10N114W TO 09N114W TO 08N113W TO 08N111W TO 09N111W WINDS 20 TO
33 KT. SEAS 2.5 TO 3.5 M. REMAINDER AREA WITHIN 10N106W TO
12N108W TO 11N111W TO 07N115W TO 07N110W TO 08N107W TO 10N106W
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL.
.24 HOUR FORECAST TROPICAL STORM OCTAVE NEAR 11.3N 114.0W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE
WINDS WITHIN 30 NM OF CENTER EXCEPT 40 NM NE QUADRANT. SEAS 4.0 M
OR GREATER WITHIN 45 NM NE SEMICIRCLE AND 30 NM SW SEMICIRCLE
WITH SEAS TO 4.0 M. ELSEWHERE WITHIN 11N112W TO 13N113W TO
13N115W TO 11N115W TO 10N114W TO 11N112W WINDS 20 TO 33 KT. SEAS
3.0 TO 4.0 M. REMAINDER AREA WITHIN 11N107W TO 13N109W TO 12N112W
TO 07N115W TO 08N110W TO 11N107W WINDS 20 KT OR LESS. SEAS 2.5
TO 3.0 M IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM OCTAVE NEAR 12.9N 115.2W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE
WINDS WITHIN 40 NM N SEMICIRCLE AND 30 NM S SEMICIRCLE. SEAS 4.0
M OR GREATER WITHIN 40 NM N SEMICIRCLE AND 30 NM S SEMICIRCLE
WITH SEAS TO 4.0 M. ELSEWHERE WITHIN 15N114W TO 14N116W TO
12N117W TO 12N116W TO 11N114W TO 13N114W TO 15N114W WINDS 20 TO
33 KT. SEAS 2.5 TO 4.0 M. REMAINDER AREA WITHIN 11N110W TO
14N114W TO 12N116W TO 09N116W TO 08N112W TO 09N110W TO 11N110W
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.

.SYNOPSIS AND FORECAST.

.WITHIN 30N133W TO 30N140W TO 26N140W TO 26N137W TO 28N134W TO
30N133W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW TO N SWELL.
.24 HOUR FORECAST WITHIN 30N132W TO 30N140W TO 26N140W TO
27N135W TO 30N132W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW
TO N SWELL.
.48 HOUR FORECAST WITHIN 30N122W TO 30N140W TO 23N134W TO
25N127W TO 30N122W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW
TO N SWELL.

.WITHIN 22N125W TO 23N126W TO 22N129W TO 20N130W TO 18N128W TO
19N126W TO 22N125W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN
MIXED SWELL.
.24 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 1455 UTC TUE SEP 30...

.TROPICAL STORM OCTAVE...SCATTERED MODERATE ISOLATED STRONG
FROM 06N TO 11N BETWEEN 113W AND 119W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N86W TO 14N104W TO 13N110W. IT RESUMES
FROM 10N120W TO 11N135W. ITCZ FROM 11N135W TO 10N140W. SCATTERED
MODERATE ISOLATED STRONG FROM 02N TO 07N E OF 80W...FROM 06N TO
09N BETWEEN 83W AND 87W...AND FROM 09N TO 15N BETWEEN 89W AND
107W.

.FORECASTER AL. NATIONAL HURRICANE CENTER.

NATIONAL WEATHER SERVICE HONOLULU HI

NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E

SYNOPSIS VALID 1200 UTC SEP 30 2025.
24 HOUR FORECAST VALID 1200 UTC OCT 01 2025.
48 HOUR FORECAST VALID 1200 UTC OCT 02 2025.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH 26N176E 18N170E MOVING WNW 15 KT. ISOLATED MODERATE TSTMS
WITHIN 210 NM W OF TROUGH.
.24 HOUR FORECAST TROUGH 28N170E 21N167E.
.48 HOUR FORECAST TROUGH 29N164E 24N163E.

.24 HOUR FORECAST WEAK FRONT 30N140W 30N145W.
.48 HOUR FORECAST FRONT DISSIPATED.

.WINDS 20 KT OR LESS OVER ENTIRE FORECAST AREA.

.24 HOUR FORECAST SEAS 2.5 TO 3 M N OF 27N E OF 146W.
.48 HOUR FORECAST SEAS LOWERED TO 2.5 M OR LESS.

.SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA.

.ITCZ 11N140W 12N151W 10N163W 06N179E 07N175E 10N164E. ISOLATED
MODERATE TSTMS WITHIN 60 NM OF ITCZ E OF 163W...WITHIN 120 NM OF
ITCZ BETWEEN 151W AND 175E...AND WITHIN 420 NM N AND 180 NM S OF
ITCZ W OF 175E.

.ISOLATED MODERATE TSTMS FROM 25N TO 29N BETWEEN 162W AND 165W...
FROM 18N TO 20N BETWEEN 167W AND 171W...FROM 16N TO 24N W OF
163E.

$$

.FORECASTER WROE. HONOLULU HI.