High Seas Forecast
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135
FZPN02 KWBC 061125
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1145 UTC SAT DEC 06 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

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 06.
24 HOUR FORECAST VALID 0600 UTC DEC 07.
48 HOUR FORECAST VALID 0600 UTC DEC 08.

.WARNINGS.

...STORM WARNING...
.LOW 47N167E 989 MB MOVING E 15 KT. WITHIN 60 NM OF CENTER
EXCEPT OUT TO 120 NM NE QUADRANT...ALSO WITHIN 120 NM NE AND E
OF FRONT FROM 47N169E TO 45N171E TO 43N171E WINDS 35 TO 50 KT.
SEAS 5 TO 7.5 M. ELSEWHERE WITHIN AN AREA BOUNDED BY
50N168E...44N160E...35N160E...33N170E...42N178E...48N173E...50N17
0E...50N168E WINDS 25 TO 35 KT. SEAS 3 TO 5.5 M.
.24 HOUR FORECAST LOW 46N176E 985 MB. WITHIN 300 NM S AND SW
SEMICIRCLES WINDS 40 TO 55 KT. SEAS 5 TO 9 M. ELSEWHERE FROM 37N
TO 51N BETWEEN 164E AND 180W WINDS 30 TO 45 KT. SEAS 3.5 TO 7 M.
.48 HOUR FORECAST LOW ABSORBED AND CONDITIONS DESCRIBED WITH LOW
45N175W.

...STORM WARNING...
.LOW 39N180W 1011 MB MOVING N 20 KT. WITHIN 180 NM E AND SE OF A
LINE FROM 39N179W TO 33N170E WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5
M.
.24 HOUR FORECAST LOW 47N177W 980 MB. FROM 40N TO 46N BETWEEN
170W AND 180W WINDS 35 TO 50 KT. SEAS 4 TO 7 M. ELSEWHERE WITHIN
AN AREA BOUNDED BY
51N180W...37N180W...38N165W...45N163W...51N173W...51N180W WINDS
25 TO 40 KT. SEAS 2.5 TO 5 M.
.48 HOUR FORECAST LOW 45N175W 977 MB. WITHIN 240 NM NW...300 NM
SW AND 300 NM SE QUADRANTS WINDS 35 TO 50 KT. SEAS 5 TO 9 M.
ELSEWHERE FROM 37N TO 45N BETWEEN 165W AND 170E...ALSO FROM 45N
TO 52N BETWEEN 174W AND 170E WINDS 25 TO 40 KT. SEAS 2.5 TO 5.5
M.

...STORM WARNING...
.COMPLEX LOW WITH MAIN CENTER 59N148W 986 MB MOVING SW 05 KT.
FROM 55N TO 60N BETWEEN 151W AND 159W...ALSO FROM 57N TO 60N
BETWEEN 161W AND 166W WINDS 25 TO 40 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW 57N150W 972 MB. FROM 56N TO 60N BETWEEN
162W AND 166W...ALSO WITHIN 120 NM W SEMICIRCLE WINDS 35 TO 50
KT. SEAS 2.5 TO 5.5 M. ELSEWHERE FROM 53N TO 60N BETWEEN 150W
AND 169W...ALSO N OF 58N BETWEEN 138W AND 150W WINDS 25 TO 40
KT. SEAS TO 4 M.
.48 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER NEAR 56N146W 980
MB. FROM 55N TO 60N BETWEEN 150W AND 156W...ALSO FROM 57N TO 59N
BETWEEN 137W AND 144W...AND WITHIN AN AREA BOUNDED BY
60N162W...50N173W...50N175E...58N178W...62N169W...60N162W WINDS
25 TO 40 KT. SEAS 2.5 TO 5 M.

...GALE WARNING...
.WITHIN 240 NM W AND SW OF A LINE FROM 51N130W TO 49N124W WINDS
25 TO 35 KT. SEAS 4 TO 6.5 M.
.24 HOUR FORECAST CONDITIONS DIMINISHED.

...GALE WARNING...
.COMPLEX LOW WITH MAIN CENTER 49N166W 999 MB MOVING NE 40 KT.
FROM 45N TO 49N BETWEEN 163W AND 175W...ALSO FROM 43N TO 48N
BETWEEN 160W AND 165W WINDS 25 TO 40 KT. SEAS 2.5 TO 4.5 M.
.24 HOUR FORECAST LOW 54N141W 979 MB. FROM 44N TO 56N BETWEEN
129W AND 161W WINDS 25 TO 40 KT. SEAS 2.5 TO 5.5 M.
.48 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY COMPLEX LOW
56N146W.

...GALE WARNING...
.LOW 57N140W 986 MB MOVING NE 15 KT. FROM 46N TO 57N BETWEEN
135W AND 155W WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5 M.
.24 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY N OF A LINE FROM 58N157W TO
59N168W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY N OF A LINE
FROM 59N168W TO 61N176W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF A LINE
FROM 57N157W TO 58N164W TO 59N168W. ELSEWHERE LIGHT TO MODERATE
FREEZING SPRAY N OF A LINE FROM 60N144W TO 60N150W TO 54N156W TO
61N176W.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF A LINE
FROM 57N157W TO 58N169W TO 62N173W. ELSEWHERE LIGHT TO MODERATE
FREEZING SPRAY N OF A LINE FROM 59N139W TO 60N149W TO 55N160W TO
56N170W TO 60N179W.

.SYNOPSIS AND FORECAST.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM E OF A LINE FROM
60N145W TO 57N135W...ALSO FROM 45N TO 49N BETWEEN 164W AND 167W.
.24 HOUR FORECAST DENSE FOG FROM 46N TO 49N BETWEEN 177W AND
179E...ALSO FROM 46N TO 50N BETWEEN 168E AND 175E.
.48 HOUR FORECAST DENSE FOG FROM 49N TO 51N BETWEEN 150W AND
161W.

.FORECASTER SHAW. 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 SAT DEC 6.
24 HOUR FORECAST VALID 0600 UTC SUN DEC 7.
48 HOUR FORECAST VALID 0600 UTC MON DEC 8.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 24N128W TO 30N137W TO 30N140W TO 07N140W TO 08N136W TO
21N136W TO 24N128W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN
MIXED NE AND NW SWELL.
.24 HOUR FORECAST WITHIN 26N137W TO 27N140W TO 14N140W TO
16N136W TO 20N132W TO 26N137W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN MIXED NE AND NW SWELL.
.48 HOUR FORECAST WITHIN 20N135W TO 22N140W TO 18N140W TO
17N132W TO 15N127W TO 18N128W TO 20N135W WINDS 20 KT OR LESS.
SEAS TO 2.5 M IN MIXED SWELL.

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

CONVECTION VALID AT 0700 UTC SAT DEC 6...

.TROUGH FROM 22N106W TO 12.5N106.5W...SCATTERED MODERATE ISOLATED
STRONG FROM 13N TO 21N BETWEEN 101W AND 108.5W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09.5N84.5W TO 07.5N93.5W TO 12N107W TO
10N120W. ITCZ FROM 10N120W TO 08N134W TO BEYOND 06N140W.
SCATTERED MODERATE FROM 07.5N TO 10N BETWEEN 83W AND 87.5W...FROM
06N TO 09N BETWEEN 90W AND 94.5W...FROM 08N TO 10.5N BETWEEN
104W AND 108W...FROM 06.5N TO 09.5N BETWEEN 114.5W AND 121W...AND
FROM 05.5N TO 08.5N BETWEEN 131W AND 139W.

$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.

NATIONAL WEATHER SERVICE HONOLULU HI

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

SYNOPSIS VALID 0600 UTC DEC 06 2025.
24 HOUR FORECAST VALID 0600 UTC DEC 07 2025.
48 HOUR FORECAST VALID 0600 UTC DEC 08 2025.

.WARNINGS.

...GALE WARNING...

.FRONT 30N165E 28N160E MOVING E 15 KT.
.24 HOUR FORECAST FRONT 30N176E 28N166E 28N160E. WINDS 20 TO 25
KT AND SEAS 2.5 TO 3 M N OF FRONT.
.48 HOUR FORECAST FRONT 30N178W 25N160E. WINDS 30 TO 40 KT AND
SEAS 3 TO 4 M WITHIN 90 NM N OF FRONT. WINDS 20 TO 30 KT AND SEAS
2.5 TO 4 M ELSEWHERE N OF FRONT.

.SYNOPSIS AND FORECAST.

.TROUGH 30N158W 25N162W 20N166W MOVING SLOWLY WNW. ISOLATED
MODERATE TSTMS BETWEEN TROUGH AND TROUGH BELOW N OF 26N.
.12 HOUR FORECAST TROUGH ABSORBED INTO TROUGH BELOW.

.TROUGH 30N162W 23N167W 17N177W MOVING SLOWLY WNW. ISOLATED
MODERATE TSTMS BETWEEN TROUGH AND TROUGH ABOVE N OF 26N.
.24 HOUR FORECAST TROUGH 30N163W 25N175W.
.48 HOUR FORECAST TROUGH 30N162W 27N164W.

.TROUGH 14N170W 11N176W 07N179W MOVING W 20 KT. SCATTERED MODERATE
TSTMS WITHIN 120 NM W OF TROUGH N OF 12N.
.24 HOUR FORECAST TROUGH 17N179E 11N173E.
.48 HOUR FORECAST TROUGH 25N177E 23N173E 19N168E.

.WINDS 20 TO 30 KT BETWEEN TWO LINES 20N172W 09N166E AND 25N179W
AND 18N164E.
.24 HOUR FORECAST WINDS 20 TO 30 KT FROM 08N TO 12N BETWEEN 173W
AND 178W.
.48 HOUR FORECAST WINDS DIMINISHED TO 20 KT OR LESS.

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

.SEAS 2.5 TO 4M N OF A LINE FROM 17N140W 05N173W 08N160E EXCEPT N
OF A LINE FROM 30N165W 25N172E.
.24 HOUR FORECAST SEAS 2.5 TO 3 M N OF 05N W OF 175W.
.48 HOUR FORECAST SEAS LOWERED TO 2.5 M OR LOWER.

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

.MODERATE SCATTERED TSTMS FROM 00N TO 12N W OF 170E.

.ITCZ 06N140W 06N150W 10N164W 11N172W.

$$

.FORECASTER BLOOD. HONOLULU HI.