732
FZPN02 KWBC 011125
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1145 UTC MON DEC 01 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

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 DEC 01.
24 HOUR FORECAST VALID 0600 UTC DEC 02.
48 HOUR FORECAST VALID 0600 UTC DEC 03.

.WARNINGS.

...HURRICANE FORCE WIND WARNING...
.LOW 35N166W 982 MB MOVING NE 45 KT THEN TURNING NW AFTER 12
HOURS. WITHIN 180 NM SE SEMICIRCLE WINDS 35 TO 50 KT. SEAS 4 TO 6
M. ELSEWHERE CONDITIONS DESCRIBED WITH COMPLEX LOW 47N178W BELOW.

.12 HOUR FORECAST LOW 42N160W 972 MB. WITHIN 120 NM S SEMICIRCLE
WINDS 50 TO 65 KT. SEAS 5 TO 7.5 M.
.24 HOUR FORECAST LOW 53N163W 964 MB. FROM 48N TO 55N BETWEEN
151W AND 166W WINDS 40 TO 55 KT. SEAS 4 TO 7.5 M...HIGHEST SE OF
CENTER. ELSEWHERE S OF 57N BETWEEN 144W AND 165W WINDS 25 TO 40
KT. SEAS 3 TO 5.5 M.
.48 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY COMPLEX LOW
52N171W BELOW.

...STORM WARNING...
.COMPLEX LOW WITH MAIN CENTER 47N170W 981 MB MOVING NE 20 KT THEN
TURNING NW AFTER 12 HOURS. WITHIN 600 NM SE QUADRANT WINDS 25 TO
40 KT. SEAS 3.5 TO 6 M. ELSEWHERE...EXCEPT WHERE DESCRIBED WITH
HURRICANE FORCE WIND WARNING ABOVE...S OF 40N BETWEEN 142W AND
175W WINDS TO 25 KT. SEAS 3 TO 5.5 M IN MIXED SWELL.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER NEAR 52N171W 969
MB. BETWEEN 120 NM AND 540 NM N AND NW QUADRANTS WINDS 35 TO 50
KT. SEAS 6 TO 8.5 M. ALSO WITHIN THE BERING SEA BETWEEN 167W AND
172E...AND S OF THE ALEUTIAN ISLANDS BETWEEN 165W AND 170E WINDS
25 TO 40 KT. SEAS 4 TO 7.5 M...HIGHEST NEAR 55N178W AND 41N180W.
ELSEWHERE N OF 30N BETWEEN 165W AND 167E WINDS TO 25 KT. SEAS 3
TO 5.5 M IN MIXED SWELL.
.42 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER NEAR 54N170W 966
MB. WITHIN THE BERING SEA BETWEEN 165W AND 178E...AND S OF THE
ALEUTIAN ISLANDS N OF 37N BETWEEN 172W AND 173E WINDS 45 TO 60
KT. SEAS 7 TO 10.5 M...HIGHEST NW OF CENTER NEAR 56N174W.
.48 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER NEAR 52N171W 970
MB. WITHIN 540 NM N AND NW...AND 420 NM W QUADRANTS...AND BETWEEN
240 NM AND 780 NM SW QUADRANT WINDS 40 TO 50 KT. SEAS 7 TO 10
M...HIGHEST CONDITIONS NW OF CENTER. ALSO N OF 32N BETWEEN 162W
AND 175E WINDS 25 TO 40 KT. SEAS 3.5 TO 7 M. ELSEWHERE WITHIN THE
BERING SEA...AND S OF THE ALEUTIAN ISLANDS BETWEEN 150W AND 166E
WINDS TO 25 KT. SEAS 2.5 TO 5.5 M.

...GALE WARNING...
.LOW 59N149W 993 MB MOVING NE 10 KT. N AND E OF A FRONT FROM LOW
CENTER TO 60N145W TO 56N136W TO 51N130W WINDS 25 TO 35 KT. SEAS 4
TO 5.5 M. ELSEWHERE N OF 47N BETWEEN 130W AND 153W WINDS 20 TO 30
KT. SEAS 2.5 TO 4 M.
.24 HOUR FORECAST LOW DISSIPATED INLAND AND ASSOCIATED CONDITIONS
DIMINISHED.

...GALE WARNING...
.COMPLEX LOW WITH FIRST CENTER 47N178W 980 MB MOVING SE 10 KT AND
SECOND CENTER 55N167W 984 MB MOVING SW 15 KT THEN DISSIPATING.
WITHIN 240 NM EITHER SIDE OF A LINE FROM 49N175E TO 55N180W TO
62N170W WINDS 35 TO 45 KT. SEAS 4.5 TO 6.5 M. ALSO N OF 30N
BETWEEN 175W AND 164E...AND WITHIN 600 NM NE AND 660 NM W
QUADRANTS OF SECOND CENTER WINDS 25 TO 35 KT. SEAS 3. TO 6.5 M IN
MIXED SWELL...HIGHEST NW OF BOTH CENTERS AND NEAR 35N170E.
ELSEWHERE...EXCEPT WHERE DESCRIBED IN WARNINGS ABOVE...N OF 30N W
OF 170W...AND S OF 54N BETWEEN 144W AND 170W WINDS TO 25 KT. SEAS
2.5 TO 4.5 M IN MIXED SWELL.
.24 HOUR FORECAST LOW AND CONDITIONS DESCRIBED WITH LOW 52N171W
ABOVE.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY N OF 61N W OF ALASKA. ELSEWHERE
LIGHT TO MODERATE FREEZING SPRAY N OF A LINE FROM 56N176E TO
60N167W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF 61N W OF
ALASKA. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY N OF 58N W OF
165W.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF 60N W OF
ALASKA. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY N OF 59N W OF
ALASKA.

.SYNOPSIS AND FORECAST.

.24 HOUR FORECAST N OF 40N W OF 164E AREA OF S TO SE WINDS 20 TO
30 KT. SEAS TO 3.5 M.
.48 HOUR FORECAST N OF 30N W OF 169E WINDS 20 TO 30 KT. SEAS 2.5
TO 4 M IN MIXED SWELL.

.48 HOUR FORECAST FROM 35N TO 46N BETWEEN 124W AND 129W AREA OF N
WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 120 NM EITHER
SIDE OF A LINE FROM 56N150W TO 58N143W TO 53N137W TO 46N139W TO
38N148W...AND WITHIN 480 NM NW OF A LINE FROM 44N180W TO 53N173W
TO 59N163W.
.24 HOUR FORECAST DENSE FOG FROM 47N TO 61N BETWEEN 161W AND
175E...AND FROM 36N TO 48N BETWEEN 143W AND 153W.
.48 HOUR FORECAST DENSE FOG FROM 39N TO 62N BETWEEN 165W AND
180W...AND WITHIN 240 NM EITHER SIDE OF A LINE FROM 56N140W TO
40N150W.

.FORECASTER ANDERSON. 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 MON DEC 1.
24 HOUR FORECAST VALID 0600 UTC TUE DEC  2.
48 HOUR FORECAST VALID 0600 UTC WED DEC  3.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 16N95W TO 16N96W TO 15N96W TO 15N95W TO 15N94W TO
16N95W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 20 TO 25
KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.42 HOUR FORECAST WITHIN 16N95W TO 16N96W TO 15N96W TO 15N95W TO
15N94W TO 16N95W...INCLUDING THE GULF OF TEHUANTEPEC... NW TO N
WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST LITTLE CHANGE.

.WITHIN 30N137W TO 30N140W TO 25N140W TO 27N138W TO 30N137W
WINDS 20 KT OR LESS. SEAS 2.5 TO 4.5 M IN W TO NW SWELL.
.24 HOUR FORECAST WITHIN 30N127W TO 30N140W TO 11N140W TO
21N130W TO 30N127W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN W
TO NW SWELL.
.48 HOUR FORECAST WITHIN 30N125W TO 30N137W TO 27N140W TO
08N140W TO 08N134W TO 17N119W TO 30N125W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN W TO NW SWELL.

.03 HOUR FORECAST WITHIN 23N106W TO 24N107W TO 23N108W TO
22N108W TO 21N107W TO 21N106W TO 23N106W...INCLUDING NEAR CABO
CORRIENTES... NW TO N WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.09 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.18 HOUR FORECAST WITHIN 20N113W TO 19N115W TO 18N116W TO
17N117W TO 17N115W TO 18N114W TO 20N113W NE TO E WINDS 20 TO 25
KT. SEAS 2.5 TO 3.0 M IN NW 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 0920 UTC MON DEC 1...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH EXTENDS FROM 09N84W TO 08N89W TO 06N93W. THE
ITCZ STRETCHES FROM 06N93W TO 06N107W TO 12N114W THEN RESUMES
FROM 09N128W AND BEYOND 09N140W. SCATTERED MODERATE FROM 04N TO
10N E OF 100W...AND FROM 06N TO 13N W OF 134W.

.FORECASTER RAMOS. NATIONAL HURRICANE CENTER.

NATIONAL WEATHER SERVICE HONOLULU HI

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

SYNOPSIS VALID 0600 UTC DEC 01 2025.
24 HOUR FORECAST VALID 0600 UTC DEC 02 2025.
48 HOUR FORECAST VALID 0600 UTC DEC 03 2025.

.WARNINGS.

...GALE WARNING...
.FRONT 30N168W 24N175W 20N178E 18N169E 17N160E. FRONT MOVING NE
20 KT. WINDS 30 TO 40 KT N OF LINE 30N168W 28N169W 27N168W
30N165W. WINDS 20 TO 30 KT ELSEWHERE 30N165E 28N164E 27N179E
27N171W 23N176W 24N169W 30N159W. SCATTERED MODERATE TSTMS N OF 23N
BETWEEN FRONT AND 161W.
.24 HOUR FORECAST FRONT 30N160W 22N171W 18N179E 16N160E. WINDS 20
TO 25 KT N OF LINE 30N172W 26N179W 30N169W...AND FROM 24N TO 17N
W OF 176E.
.48 HOUR FORECAST FRONT 30N159W 23N164W 16N175E 16N160E. WINDS 20
TO 30 KT FROM 22N TO 15N W OF 176W. WINDS 20 TO 25 KT N OF 27N
BETWEEN 179W AND 171W.

.SYNOPSIS AND FORECAST.

.FRONT 21N140W 23N143W 25N146W MOVING S SLOWLY.
.24 HOUR FORECAST FRONT BECAME TROUGH 21N140W 21N145W 23N149W.
.48 HOUR FORECAST TROUGH DISSIPATED.

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

.SEAS 4 TO 5 M N OF LINE 30N165E 29N167E 27N177E 26N179E 26N168W
30N163W...AND N OF LINE 30N160W 26N163W 20N153W 30N142W. SEAS 2.5
TO 4 M ELSEWHERE N OF LINE 07N160E 09N171E 00N174E 00N168W 08N150W
22N160W 15N148W 24N140W.
.24 HOUR FORECAST SEAS 4 TO 5.5 M N OF LINE 30N171E 25N174E
25N179W 30N168W. SEAS 2.5 TO 4 M ELSEWHERE N OF LINE 06N160E
15N168E 00N174E 00N157W 09N146W 11N140W...EXCEPT IN AREA BOUNDED
BY 15N165E 20N175W 25N159W 21N156W 13N174W 10N171E 12N162E
15N165E.
.48 HOUR FORECAST 4 TO 5 M N OF LINE 30N174E 24N177W 30N168W.
SEAS 2.5 TO 4 M ELSEWHERE N OF LINE 09N160E 13N179W 25N159W
30N155W.

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

.ITCZ 09N140W 06N160W 08N173W 06N178E 06N160E. SCATTERED MODERATE
TO STRONG TSTMS WITHIN 210 NM OF ITCZ W OF 177E...AND WITHIN 120
NM OF ITCZ E OF 163W.

$$

.FORECASTER PIERCE. HONOLULU HI.