East and Central North Pacific High Seas Forecast

FZPN02 KWBC 281125
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1145 UTC FRI NOV 28 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

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 28. 
24 HOUR FORECAST VALID 0600 UTC NOV 29.
48 HOUR FORECAST VALID 0600 UTC NOV 30.

.WARNINGS.

...STORM WARNING...
.LOW 40N177W 961 MB MOVING NE 15 KT. WITHIN 600 NM SW
SEMICIRCLE...AND WITHIN 240 NM N AND NE OF A FRONT EXTENDING FROM
43N179E TO 45N176W TO 44N170W TO 38N166W WINDS 40 TO 55 KT. SEAS
6 TO 11.5 M. ELSEWHERE FROM 30N TO 51N BETWEEN 159W AND 166E
WINDS 25 TO 40 KT. SEAS 3 TO 9 M.
.24 HOUR FORECAST LOW 44N172W 962 MB. WITHIN 660 NM S...AND 540
NM W QUADRANTS...AND WITHIN 240 NM N AND NE OF A FRONT TO EXTEND
FROM 48N176W TO 50N170W TO 50N162W TO 47N157W WINDS 40 TO 50 KT.
SEAS 5.5 TO 11 M...HIGHEST S QUADRANT. ELSEWHERE FROM 30N TO 58N
BETWEEN 150W AND 171E WINDS 25 TO 40 KT. SEAS 3 TO 8 M.
.48 HOUR FORECAST LOW 48N168W 968 MB. WITHIN 600 NM S
QUADRANT...AND FROM 50N TO 58N BETWEEN 175W AND 178E WINDS 35 TO
45 KT. SEAS 4.5 TO 8.5 M...HIGHEST S QUADRANT. ELSEWHERE N OF A
LINE FROM 53N140W TO 40N145W TO 33N168W TO 51N163E WINDS 25 TO 35
KT. SEAS 3 TO 6 M.

...STORM WARNING...
.LOW 42N145W 993 MB MOVING SE 20 KT. WITHIN 240 NM SW SEMICIRCLE
WINDS 40 TO 50 KT. SEAS 4.5 TO 9 M. ELSEWHERE FROM 33N TO 48N
BETWEEN 136W AND 152W WINDS 25 TO 40 KT. SEAS 3 TO 6 M.
.24 HOUR FORECAST LOW 39N136W 1011 MB. FROM 30N TO 45N BETWEEN
131W AND 147W WINDS TO 25  KT. SEAS 3 TO 5.5 M.
.48 HOUR FORECAST LOW 32N132W 1014 MB. FROM 30N TO 38N BETWEEN
125W AND 137W WINDS LESS THAN 25 KT. SEAS TO 3.5 M.

...STORM WARNING...
.24 HOUR FORECAST NEW COMPLEX LOW WITH MAIN CENTER 42N160E 994
MB. W OF A LINE FROM 51N162E TO 40N165E TO 30N165E WINDS 30 TO 45
KT. SEAS 2.5 TO 5 M.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 40N175E 985 MB.
WITHIN 300 NM SW SEMICIRCLE WINDS 40 TO 55 KT. SEAS 4 TO 8 M.
ELSEWHERE S OF A LINE FROM 48N160E TO 38N179E 25 TO 40 KT. SEAS 3
TO 6 M.

...GALE WARNING...
.LOW 58N158W 1007 MB NEARLY STATIONARY. WITHIN 180 NM NE AND E OF
A FRONT EXTENDING FROM 60N149W TO 58N144W TO 55N145W WINDS 25 TO
40 KT. SEAS 2.5 TO 4.5 M.
.24 HOUR FORECAST LOW DISSIPATED. CONDITIONS DIMINISHED.

...HEAVY FREEZING SPRAY WARNING...
.LIGHT TO MODERATE FREEZING SPRAY N OF 59N W OF ALASKA.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF 63N W OF
ALASKA. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY N OF 60N W OF
ALASKA.

.SYNOPSIS AND FORECAST.

.LOW 46N124W 1009 MB MOVING SE 05 KT. FROM 43N TO 48N BETWEEN
124W AND 126W WINDS 20 TO 30 KT. SEAS 2.5 TO 5 M.
.24 HOUR FORECAST LOW DISSIPATED. CONDITIONS DIMINISHED.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM N OF A LINE FROM
59N165W TO 63N173W...AND FROM 43N TO 48N BETWEEN 168W AND 177E.
.24 HOUR FORECAST DENSE FOG FROM 45N TO 54N BETWEEN 156W AND
179W.
.48 HOUR FORECAST DENSE FOG WITHIN AN AREA BOUNDED BY A LINE FROM
60N167W TO 54N140W TO 43N147W TO 49N172E TO 60N167W.

.FORECASTER HUFFMAN. 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 FRI NOV 28.
24 HOUR FORECAST VALID 0600 UTC SAT NOV 29.
48 HOUR FORECAST VALID 0600 UTC SUN NOV 30.

.WARNINGS.

...GALE WARNING...
.WITHIN 16N94W TO 16N95W TO 15N96W TO 15N95W TO
16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 30 TO 35 
KT. SEAS 2.5 TO 3.5 M. ELSEWHERE WITHIN 16N93W TO 16N95W TO 
15N97W TO 13N98W TO 12N96W TO 13N94W TO 16N93W N TO NE WINDS 20 
TO 30 KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST WITHIN 15N94W TO 16N94W TO 16N96W TO 13N97W TO
13N96W TO 13N94W TO 15N94W...INCLUDING THE GULF OF 
TEHUANTEPEC... N WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 2.5 M.

.SYNOPSIS AND FORECAST.

.WITHIN 10N85W TO 11N86W TO 10N89W TO 09N89W TO 09N88W TO 10N86W
TO 10N85W...INCLUDING THE GULF OF PAPAGAYO... NE WINDS 20 TO 25
KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 11N86W TO 12N86W TO 10N89W TO 09N89W TO
09N87W TO 10N86W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO...
NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.WITHIN 11N138W TO 14N139W TO 15N140W TO 06N140W TO 08N139W TO
11N138W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE TO E SWELL.
.24 HOUR FORECAST WITHIN 16N138W TO 17N140W TO 08N140W TO
10N138W TO 13N137W TO 16N138W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN NW SWELL.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.18 HOUR FORECAST WITHIN 30N138W TO 30N140W TO 28N140W TO
30N138W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN W TO NW SWELL.
.24 HOUR FORECAST WITHIN 30N137W TO 30N140W TO 27N140W TO
28N138W TO 30N137W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN W
TO NW SWELL.
.48 HOUR FORECAST WITHIN 30N127W TO 30N140W TO 29N138W TO
26N134W TO 28N129W TO 30N127W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN NW SWELL.

.42 HOUR FORECAST WITHIN 17N117W TO 17N120W TO 17N121W TO
14N121W TO 14N119W TO 14N117W TO 17N117W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN NW SWELL.
.48 HOUR FORECAST WITHIN 19N114W TO 19N116W TO 17N119W TO
15N118W TO 15N116W TO 16N114W TO 19N114W E WINDS 20 TO 25 KT.
SEAS 2.5 TO 3.0 M IN NW SWELL.

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

CONVECTION VALID AT 0800 UTC FRI NOV 28...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N84W TO 06N96W TO 10N120W TO 08N125W. ITCZ
FROM 08N125W TO 06N140W. SCATTERED MODERATE ISOLATED STRONG FROM
03N TO 08N E OF 80W...AND FROM 10N TO 16N BETWEEN 110W AND 118W.

.FORECASTER AL. NATIONAL HURRICANE CENTER.

NATIONAL WEATHER SERVICE HONOLULU HI

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

SYNOPSIS VALID 0600 UTC NOV 28 2025.
24 HOUR FORECAST VALID 0600 UTC NOV 29 2025.
48 HOUR FORECAST VALID 0600 UTC NOV 30 2025.

.WARNINGS.

...GALE WARNING...
.FRONT 30N171W 25N178W 23N172E MOVING NE 20 KT. WINDS 25 TO 35 KT
N OF LINE 30N174E 28N179E 30N175W. WINDS 20 TO 25 KT ELSEWHERE N
OF LINE 30N168E 23N173E 23N172W 30N163W. ISOLATED MODERATE TSTMS N
OF 25N BETWEEN FRONT AND 165W.
.24 HOUR FORECAST FRONT 30N161W 24N169W 19N178E. WINDS 20 TO 25
KT N OF LINE 30N179E 27N171W 29N164W 24N167W 30N157W.
.48 HOUR FORECAST FRONT DISSIPATES. WINDS MOVED N OF AREA.

.SYNOPSIS AND FORECAST.

.48 HOUR FORECAST NEW LOW NEAR 28N173E 1003 MB. FRONT FROM 30N175E
TO LOW TO 22N167E. WINDS 20 TO 25 KT N OF 23N BETWEEN 162E AND
177E.

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

.SEAS 6 TO 9 M N OF LINE 30N165E 26N176E 30N175W. SEAS 4 TO 6 M
ELSEWHERE N OF LINE 29N160E 27N164E 24N168E 25N179E 30N169W. SEAS
2.5 TO 4 M ELSEWHERE N OF LINE 22N160E 22N176E 24N170W 26N152W
30N148W. SEAS 2.5 TO 3 M IN AREA BOUNDED BY 11N173E 18N160W
24N145W 14N140W 08N140W 06N167W 01N175W 06N173E 11N173E.
.24 HOUR FORECAST SEAS 6 TO 9 M N OF LINE 30N175E 23N179W
30N165W. SEAS 4 TO 6 M ELSEWHERE N OF LINE 30N166E 20N167E 18N178E
23N171W 30N162W. SEAS 2.5 TO 4 M ELSEWHERE N OF LINE 17N160E
15N174E 22N169W 30N157W. SEAS 2.5 TO 3 M E OF LINE 30N151W 17N161W
10N176W 07N157W 08N140W.
.48 HOUR FORECAST SEAS 4 TO 6 M N OF LINE 30N179E 15N178E 15N170W
30N153W...AND FROM 27N AND 25N BETWEEN 166E AND 174E. SEAS 2.5 TO
4 M ELSEWHERE N OF LINE 09N160E 07N175W 21N159W 30N151W.

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

.ITCZ 07N140W 08N159W 04N172W 08N176W. ISOLATED TSTMS WITHIN 120
NM OF ITCZ.

.ISOLATED MODERATE TSTMS N OF 28N E OF 152W.

$$

.FORECASTER PIERCE. HONOLULU HI.