HSFEPI
HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1145 UTC THU DEC 25 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).
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 25.
24 HOUR FORECAST VALID 0600 UTC DEC 26.
48 HOUR FORECAST VALID 0600 UTC DEC 27.
.WARNINGS.
...STORM WARNING...
.LOW 39N128W 990 MB MOVING NE 10 KT. WITHIN 300 NM E...720 NM
S...AND 780 NM W QUADRANTS WINDS 25 TO 35 KT. SEAS 4 TO 7
M...EXCEPT E OF LOW SEAS TO 4 M.
.12 HOUR FORECAST LOW 42N129W 979 MB. WITHIN 120 NM E QUADRANT
WINDS 40 TO 50 KT. SEAS 5 TO 7 M.
.24 HOUR FORECAST LOW 43N129W 990 MB. WITHIN 150 NM W QUADRANT
WINDS 35 TO 50 KT. SEAS 5 TO 8 M. ELSEWHERE FROM 34N TO 45N
BETWEEN 122W AND 138W WINDS 25 TO 40 KT. SEAS 3 TO 6 M.
.48 HOUR FORECAST LOW DISSIPATED INLAND AND CONDITIONS
DIMINISHED.
...STORM WARNING...
.LOW 35N179W 989 MB MOVING NE 25 KT. S OF 37N BETWEEN 174W AND
167E WINDS 25 TO 35 KT. SEAS 3 TO 6 M.
.24 HOUR FORECAST LOW 41N173W 988 MB. S OF 45N BETWEEN 157W AND
170E WINDS 25 TO 35 KT. SEAS 3 TO 5 M.
.36 HOUR FORECAST LOW 45N171W 985 MB. BETWEEN 300 NM AND 660 NM
NW QUADRANT WINDS 35 TO 50 KT. SEAS 5 TO 9 M.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 49N164W 988 MB.
BETWEEN 120 NM AND 480 NM NW QUADRANT WINDS 35 TO 50 KT. SEAS 5
TO 8 M. ELSEWHERE FROM 40N TO 60N BETWEEN 145W AND 175E AND S OF
40N BETWEEN 175W AND 173E WINDS 25 TO 40 KT. SEAS 3 TO 7
M...HIGHEST NW SEMICIRCLE.
...GALE WARNING...
.LOW 50N179W 992 MB MOVING NE 15 KT. WITHIN 600 NM N SEMICIRCLE
WINDS 25 TO 35 KT. SEAS 3 TO 6 M.
.24 HOUR FORECAST LOW 52N176W 996 MB. WITHIN 600 NM NW SEMICIRCLE
AND 720 NM SW QUADRANT WINDS 25 TO 40 KT. SEAS 3 TO 6 M.
.48 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 49N164W
DESCRIBED ABOVE.
...GALE WARNING...
.LOW 42N168W 1006 MB MOVING NE 25 KT. S OF 48N BETWEEN 160W AND
171W WINDS 25 TO 35 KT. SEAS 3 TO 6 M.
.24 HOUR FORECAST LOW 52N163W 1003 MB. WITHIN 360 NM SE QUADRANT
WINDS 25 TO 35 KT. SEAS 3 TO 5 M.
.48 HOUR FORECAST CONDITIONS ABSORBED BY LOW 49N164W DESCRIBED
ABOVE.
...GALE WARNING...
.LOW 60N148W 1012 MB MOVING SE 20 KT. WITHIN 360 NM SW QUADRANT
WINDS 25 TO 35 KT. SEAS LESS THAN 4 M.
.24 HOUR FORECAST LOW 55N134W 999 MB. WITHIN 540 NM SW AND 360 NM
NW AND N QUADRANTS WINDS 25 TO 35 KT. SEAS TO 4 M.
.48 HOUR FORECAST LOW 50N123W 1004 MB. WITHIN 480 NM NW AND 540
NM SW QUADRANTS WINDS 25 TO 35 KT. SEAS 4 TO 6 M.
...GALE WARNING...
.24 HOUR FORECAST N OF 35N W OF 165E AREA OF S WINDS 25 TO 35 KT.
SEAS 3 TO 5 M.
.48 HOUR FORECAST W OF A LINE FROM 55N172E TO 33N164E WINDS 25 TO
40 KT. SEAS 3 TO 7 M...HIGHEST N OF 45N W OF 165E.
...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY N OF 63N W OF ALASKA. ELSEWHERE
LIGHT TO MODERATE FREEZING SPRAY N OF 60N W OF ALASKA AND NE OF A
LINE FROM 56N135W TO 60N144W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF 60N
BETWEEN ALASKA AND 172W. ELSEWHERE LIGHT TO MODERATE FREEZING
SPRAY N OF 58N W OF ALASKA...AND N OF A LINE FROM 59N154W TO
59N144W TO 54N132W.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF 58N
BETWEEN 161W AND 168W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY
N OF 56N W OF ALASKA...AND N OF A LINE FROM 58N153W TO 60N148W TO
59N140W TO 54N133W.
.SYNOPSIS AND FORECAST.
.DENSE FOG VSBY OCCASIONALLY LESS THAN 1 NM FROM 42N TO 58N
BETWEEN 170E AND 171W.
.24 HOUR FORECAST DENSE FOG FROM 39N TO 60N BETWEEN 178E AND
161W.
.48 HOUR FORECAST DENSE FOG FROM 40N TO 61N BETWEEN 170W AND
140W.
.FORECASTER KREKELER. 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 THU DEC 25.
24 HOUR FORECAST VALID 0600 UTC FRI DEC 26.
48 HOUR FORECAST VALID 0600 UTC SAT DEC 27.
.WARNINGS.
...GALE WARNING...
.WITHIN 15N94W TO 16N95W TO 15N96W TO 14N97W TO 13N95W TO
15N94W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 25 TO
35 KT. SEAS 2.5 TO 3.5 M. ELSEWHERE...WITHIN 16N94W TO 16N95W TO
14N97W TO 13N97W TO 13N95W TO 14N94W TO 16N94W...N TO NE WINDS
20 TO 30 KT. SEAS 2.5 TO 3.0 M.
.12 HOUR FORECAST WITHIN 15N94W TO 16N95W TO 12N97W TO 12N95W TO
13N94W TO 15N94W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE
WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.
.SYNOPSIS AND FORECAST.
.COLD FRONT FROM 30N125W TO 26N140W. WITHIN 30N123W TO 30N139W
TO 29N138W TO 27N134W TO 27N129W TO 30N123W W WINDS 20 TO 30 KT.
SEAS 4.5 TO 5.5 M. ELSEWHERE...WITHIN 30N123W TO 30N140W TO
25N140W TO 26N130W TO 30N123W WINDS 20 KT OR LESS. SEAS 4.0 TO
5.0 M IN NW TO N SWELL. REMAINDER OF AREA...WITHIN 30N119W TO
30N140W TO 17N140W TO 22N128W TO 30N119W WINDS 20 KT OR LESS.
SEAS 2.5 TO 4.0 M IN NW SWELL.
.24 HOUR FORECAST COLD FRONT FROM 30N121W TO 22N132W. WITHIN
30N123W TO 30N140W TO 27N140W TO 25N134W TO 25N130W TO 30N123W
WINDS 20 KT OR LESS. SEAS 3.5 TO 5.0 M IN NW SWELL.
ELSEWHERE...WITHIN 30N119W TO 30N140W TO 12N140W TO 17N131W TO
30N119W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN NW SWELL.
.48 HOUR FORECAST COLD FRONT FROM 30N116W TO 23N120W. WITHIN
30N120W TO 30N138W TO 27N134W TO 26N128W TO 30N120W WINDS 20 KT
OR LESS. SEAS 4.0 TO 5.0 M IN NW SWELL. ELSEWHERE...WITHIN
30N116W TO 30N140W TO 08N140W TO 18N121W TO 30N116W...INCLUDING
SEBASTIAN VIZCAINO BAY...WINDS 20 KT OR LESS. SEAS 2.5 TO 4.0 M
IN NW TO N SWELL.
.WITHIN 11N86W TO 11N87W TO 11N89W TO 10N89W 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.
.09 HOUR FORECAST CONDITIONS IMPROVE.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
CONVECTION VALID AT 0730 UTC THU DEC 25...
.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS FROM 09N81W TO 06N95W. ITCZ AXIS FROM 06N95W
TO 09N123W TO 08N140W.
.FORECASTER KONARIK. NATIONAL HURRICANE CENTER.
NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E
SYNOPSIS VALID 0600 UTC DEC 25 2025.
24 HOUR FORECAST VALID 0600 UTC DEC 26 2025.
48 HOUR FORECAST VALID 0600 UTC DEC 27 2025.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.FRONT 30N175W 24N180E 18N168E MOVING E 15 KT. WINDS 20 TO 30 KT N
OF A LINE FROM 30N165E 22N177E 30N172W. ISOLATED MODERATE TSTMS N
OF
28N BETWEEN FRONT AND 173W.
.24 HOUR FORECAST FRONT 30N167W 21N180W THENCE FRONT 17N170E.
WINDS
20 TO 25 KT N OF 27N BETWEEN 170E AND 175W.
.48 HOUR FORECAST FRONT 30N166W 20N175W THENCE TROUGH 17N180W
14N170E.
WINDS 20 TO 25 KT N OF 25N BETWEEN 180W AND 160W.
.FRONT 30N164W 25N170W 20N175W NEARLY STATIONARY. WINDS 20 TO 25
KT N OF 25M BETWEEN FRONT AND 160W.
.24 HOUR FORECAST FRONT MERGED WITH FRONT MENTIONED ABOVE.
.SEAS 4 TO 6 M N OF LINE 18N160E 21N170E 30N176W...AND N OF LINE
30N150W
25N140W. SEAS 2.5 TO 4 M ELSEWHERE N OF LINE 15N160E 25N170W
11N150W
18N140W.
.24 HOUR FORECAST SEAS 4 TO 4.5 M N OF 20N BETWEEN 172E AND
177W...
AND N OF 28N E OF 144W. SEAS 2.5 TO 4 M ELSEWHERE N OF A LINE
10N160E 18N180W 30N170W... AND N OF 10N E OF 155W.
.48 HOUR FORECAST SEAS 2.5 TO 4 M N OF A LINE FROM 24N160E
30N168W...
AND N OF 25N BETWEEN 177E AND 170W. SEAS 2.5 TO 3 M ELSEWHERE FROM
10N TO 18N W OF 175W... AND FROM 10N TO 22N E OF 153W.
.WINDS 20 KT OR LESS AND SEAS 2.5 M OR LOWER OVER REMAINDER OF
FORECAST
AREA.
.ITCZ 07N140W 05N160W 05N175W 02N177E. ISOLATED MODERATE TSTMS
WITHIN
30 NM OF ITCZ BETWEEN 168W AND 163W.
$$
.FORECASTER SHIGESATO. HONOLULU HI.=