East and Central North Pacific High Seas Forecast

FZPN02 KWBC 231125
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1145 UTC SUN NOV 23 2025

CCODE/2:31:12:01:00/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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

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).

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 NOV 23. 
24 HOUR FORECAST VALID 0600 UTC NOV 24.
48 HOUR FORECAST VALID 0600 UTC NOV 25.

.WARNINGS.

...HURRICANE FORCE WIND WARNING...
.COMPLEX LOW WITH MAIN CENTER 51N171E 966 MB MOVING E 05 KT.
WITHIN 240 NM SW QUADRANT WINDS 50 TO 65 KT. SEAS 6.5 TO 8.5 M.
ELSEWHERE WITHIN 540 NM SW SEMICIRCLE...480 NM NE QUADRANT...AND
WITHIN 240 NM NE OF A LINE FROM 51N179E TO 42N170W TO 37N171W
WINDS 35 TO 50 KT. SEAS 3.5 TO 6.5 M. ELSEWHERE FROM 34N TO 59N W
OF 165E WINDS 25 TO 35 KT.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 51N174E 976 MB AND
SECOND CENTER 52N172W 988 MB. WITHIN 420 NM SW SEMICIRCLE AND
WITHIN 180 NM NE OF A LINE FROM SECOND LOW CENTER TO 52N167W TO
47N156W TO 40N154W WINDS 35 TO 50 KT. SEAS 6 TO 11 M. ELSEWHERE
FROM 37N TO 61N W OF 149W WINDS 25 TO 40 KT. SEAS 2.5 TO 5 M.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 48N176E 984 MB.
WITHIN 480 NM SW QUADRANT WINDS 35 TO 50 KT. SEAS 5.5 TO 9 M.
ELSEWHERE FROM 36N TO 61N BETWEEN 165W AND 168E WINDS 25 TO 40
KT. SEAS 3 TO 6.5 M. 

...GALE WARNING...
.42 HOUR FORECAST LOW 49N149W 1000 MB. WITHIN 240 NM OF LOW
CENTER AND WITHIN 240 NM SE OF A LINE FROM 45N142W TO 42N142W TO
37N148W WINDS 25 TO 40 KT. SEAS 2.5 TO 5 M.
.48 HOUR FORECAST LOW 49N144W 1002 MB. WITHIN 240 NM OF LOW
CENTER AND WITHIN 240 NM SE OF A LINE FROM 46N138W TO 42N141W TO
36N136W WINDS 25 TO 40 KT. SEAS 3 TO 5.5 M.

...GALE WARNING...
.48 HOUR FORECAST LOW 55N159W 989 MB. FROM 53N TO 59N BETWEEN
149W AND 154W WINDS 25 TO 40 KT. SEAS 2.5 TO 4.5 M.

...GALE WARNING...
.48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER NEAR 36N159E 1006
MB. S OF 40N W OF 166E WINDS 25 TO 35 KT. SEAS TO 4 M.

.SYNOPSIS AND FORECAST.

.FROM 33N TO 59N BETWEEN 120W AND 161W WINDS TO 25 KT. SEAS 2.5
TO 4.5 M.
.24 HOUR FORECAST FROM 30N TO 49N BETWEEN 117W AND 144W WINDS TO
25 KT. SEAS TO 3.5 M.
.48 HOUR FORECAST FROM 30N TO 42N BETWEEN 117W AND 128W WINDS TO
25 KT. SEAS TO 3 M.

.LOW 57N148W 999 MB MOVING SE 10 KT. WITHIN 480 NM SW SEMICIRCLE
WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M. 
.24 HOUR FORECAST LOW 57N144W 1004 MB. WITHIN 180 NM N SEMICIRCLE
WINDS 20 TO 30 KT. SEAS TO 3.5 M.
.48 HOUR FORECAST LOW 58N142W 1018 MB. ASSOCIATED CONDITIONS
DIMINISHED.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 49N TO 55N
BETWEEN 175E AND 164W.
.24 HOUR FORECAST DENSE FOG FROM 48N TO 54N BETWEEN 163W AND
164W.
.48 HOUR FORECAST DENSE FOG FROM 54N TO 58N BETWEEN 159W AND
177E.

.LIGHT TO MODERATE FREEZING SPRAY N OF 58N W OF ALASKA. 
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 58N
BETWEEN 158W AND 174W.
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 60N W OF
ALASKA.

.FORECASTER HYDE. 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 SUN NOV 23.
24 HOUR FORECAST VALID 0600 UTC MON NOV 24.
48 HOUR FORECAST VALID 0600 UTC TUE NOV 25.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 16N94W TO 16N95W TO 16N96W TO 14N96W TO 14N95W TO 15N94W
TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 20 TO
30 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 16N96W TO 14N96W TO
14N95W TO 15N94W TO 16N94W...INCLUDING THE GULF OF 
TEHUANTEPEC... N WINDS 20 TO 30 KT. SEAS TO 2.5 M.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 2.5 M.

.WITHIN 30N116W TO 30N140W TO 06N140W TO 08N126W TO 17N117W TO
30N116W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN NW SWELL.
.24 HOUR FORECAST WITHIN 29N114W TO 30N140W TO 05N140W TO 
08N114W TO 15N110W TO 29N114W WINDS 20 KT OR LESS. SEAS 2.5 TO 
3.0 M IN NW SWELL.
.48 HOUR FORECAST WITHIN 30N116W TO 30N127W TO 21N140W TO 
04N140W TO 07N114W TO 14N108W TO 30N116W WINDS 20 KT OR LESS. 
SEAS 2.5 TO 3.0 M IN NW SWELL.

.18 HOUR FORECAST WITHIN 11N86W TO 12N87W TO 12N88W TO 11N88W TO
10N87W TO 10N86W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO...
NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 11N86W TO 12N87W TO 12N88W TO 11N88W TO
10N87W TO 10N86W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO...
NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.30 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 0800 UTC SUN NOV 23...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09.5N85W TO 07N100W. ITCZ FROM 07N100W TO 
10N121W TO 07N140W. SCATTERED MODERATE ISOLATED STRONG FROM 07N 
TO 12N BETWEEN 120W AND 128W.

.FORECASTER AL. NATIONAL HURRICANE CENTER.

NATIONAL WEATHER SERVICE HONOLULU HI

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

SYNOPSIS VALID 0600 UTC NOV 23 2025.
24 HOUR FORECAST VALID 0600 UTC NOV 24 2025.
48 HOUR FORECAST VALID 0600 UTC NOV 25 2025.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT 30N169E 28N164E 28N160E MOVING E 20 KT.
.24 HOUR FORECAST FRONT 30N179W 28N170E.
.48 HOUR FORECAST FRONT 30N168W 27N174W 25N177E. WINDS 20 TO 25
KT WITHIN 60 NM EITHER SIDE OF FRONT BETWEEN 178W AND 175E.

.TROUGH 30N176E 27N164E 26N160E MOVING E 15 KT.
.24 HOUR FORECAST TROUGH 30N179W 28N176E 27N168E. WINDS 20 TO 25
KT WITHIN 60 NM EITHER SIDE OF TROUGH.
.48 HOUR FORECAST TROUGH MERGED WITH FRONT ABOVE.

.WINDS 20 TO 25 KT FROM 10N TO 18N W OF 171E.
.24 HOUR FORECAST WINDS 20 TO 25 KT FROM 14N TO 19N W OF 172E.
.48 HOUR FORECAST WINDS FALLEN TO 20 KT OR LESS.

.OTHERWISE...WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.

.SEAS 2.5 TO 3M N OF 09N EXCEPT N OF LINE 30N167W 20N160E.
.24 HOUR FORECAST SEAS 2.5 TO 3M FROM 12N TO 21N W OF 175E.
.48 HOUR FORECAST SEAS 2.5 TO 3 M FROM 13N TO 22N W OF 172E.

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

.ITCZ 07N140W 09N155W 08N166W 07N176E. SCATTERED MODERATE TSTMS
WITHIN 210 NM OF ITCZ BETWEEN 154W AND 167W.


$$

.FORECASTER BLOOD. HONOLULU HI.