HSFEPI
HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1145 UTC SAT DEC 27 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 27.
24 HOUR FORECAST VALID 0600 UTC DEC 28.
48 HOUR FORECAST VALID 0600 UTC DEC 29.
.WARNINGS.
...STORM WARNING...
.LOW 55N157W 984 MB MOVING NE 20 KT. N OF A LINE FROM 30N161W TO
30N151W TO 50N138W WINDS 25 TO 40 KT. SEAS 2.5 TO 5.5
M...HIGHEST NEAR 48N153W.
.12 HOUR FORECAST LOW 58N148W 985 MB. WITHIN 60 NM N AND NE OF A
LINE FROM 58N151W TO 59N146W TO 56N137W WINDS 40 TO 50 KT. SEAS
4 TO 6.5 M.
.24 HOUR FORECAST LOW 58N145W 986 MB. WITHIN 240 NM E AND 60 NM
N QUADRANTS WINDS 35 TO 45 KT. SEAS 3.5 TO 5.5 M. ELSEWHERE N OF
A LINE FROM 30N153W TO 30N149W TO 50N128W WINDS 25 TO 40 KT.
SEAS 3 TO 6 M.
.48 HOUR FORECAST LOW 59N143W 995 MB. N OF A LINE FROM 30N150W
TO 31N143W TO 50N128W WINDS 25 TO 40 KT. SEAS 3 TO 6 M.
...STORM WARNING...
.COMPLEX LOW WITH FIRST CENTER 46N166W 986 MB MOVING NE 10 KT
AND SECOND CENTER 37N169W 1002 MB MOVING NE 25 KT. FROM 49N TO
59N BETWEEN 164W AND 173W WINDS 40 TO 50 KT. SEAS 5 TO 8.5 M.
ELSEWHERE N OF A LINE FROM 30N175E TO 30N170W TO 41N161W WINDS
25 TO 40 KT. SEAS 3 TO 7.5 M...HIGHEST NEAR 46N180W.
.24 HOUR FORECAST COMPLEX LOW WITH FIRST CENTER 50N167W 976 MB
AND SECOND CENTER 43N160W 988 MB. FROM 47N TO 58N BETWEEN 164W
AND 173W WINDS 40 TO 50 KT. SEAS 5 TO 10 M. ELSEWHERE FROM 30N
TO 61N BETWEEN 153W AND 179W WINDS 25 TO 40 KT. SEAS 3.5 TO 7
M...EXCEPT N OF 59N SEAS TO 3.5 M.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 50N156W 981 MB. W
OF 150W WITHIN 780 NM OF LOW CENTER WINDS 25 TO 40 KT. SEAS 4 TO
7.5 M...EXCEPT IN THE BERING SEA SEAS 2.5 TO 5 M.
...STORM WARNING...
.N OF 48N W OF 166E WINDS 40 TO 50 KT. SEAS 5 TO 8 M. ELSEWHERE
N OF A LINE FROM 30N160E TO 34N167E TO 50N174E WINDS 25 TO 40
KT. SEAS 3 TO 6 M.
.24 HOUR FORECAST N OF 49N W OF 175E WINDS 25 TO 35 KT. SEAS 4
TO 5.5 M.
.48 HOUR FORECAST NEW LOW NW OF AREA 57N165E 1010 MB. N OF 52N W
OF 170E WINDS TO 25 KT. SEAS 2.5 TO 4 M.
...STORM WARNING...
.36 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 34N160E 1003 MB.
FROM 30N TO 44N W OF 172E WINDS 25 TO 35 KT. SEAS 3 TO 4.5 M.
.48 HOUR FORECAST COMPLEX LOW WITH FIRST CENTER 38N167E 988 MB
AND SECOND CENTER 37N161E 1002 MB. WITHIN 180 NM S QUADRANT OF
FIRST CENTER AND 120 NM N QUADRANT OF SECOND CENTER WINDS 40 TO
50 KT. SEAS 5 TO 8 M. ELSEWHERE FROM 30N TO 46N W OF 176E WINDS
25 TO 40 KT. SEAS 3 TO 6 M.
...GALE WARNING...
.FROM 36N TO 53N BETWEEN 122W AND 132W AREA OF NW TO N WINDS 25
TO 35 KT. SEAS 2.5 TO 5 M.
.24 HOUR FORECAST FROM 30N TO 43N E OF 128W AREA OF NW TO N
WINDS TO 25 KT. SEAS TO 3.5 M.
.48 HOUR FORECAST FROM 38N TO 44N BETWEEN 124W AND 128W AREA OF
N WINDS TO 25 KT. SEAS TO 3 M.
...GALE WARNING...
.12 HOUR FORECAST NEW LOW 39N169E 1012 MB. FROM 35N TO 43N
BETWEEN 171E AND 163E WINDS 25 TO 35 KT. SEAS 3 TO 4.5 M.
.24 HOUR FORECAST LOW 38N172E 1015 MB. FROM 36N TO 48N BETWEEN
172E AND 167E...AND FROM 31N TO 36N W OF 167E WINDS 25 TO 35 KT.
SEAS 2.5 TO 5 M.
.48 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 38N167E
DESCRIBED ABOVE.
...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY N AND NE OF A LINE FROM
58N159W TO 56N167W TO 61N176W. ELSEWHERE LIGHT TO MODERATE
FREEZING SPRAY NE OF A LINE FROM 59N153W TO 52N173W TO 57N175W
TO 57N173E.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY IN THE COOK
INLET...AND N OF 57N BETWEEN 157W AND 172W. ELSEWHERE LIGHT TO
MODERATE FREEZING SPRAY N OF 55N BETWEEN 151W AND 180W.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY NE OF A LINE
FROM 55N157W TO 59N172W. ELSEWHERE LIGHT TO MODERATE FREEZING
SPRAY N OF LINE FROM 59N138W TO 52N159W TO 58N176W.
.SYNOPSIS AND FORECAST.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 44N TO 61N
BETWEEN 138W AND 172W...FROM 33N TO 44N BETWEEN 156W AND
163W...AND N OF 48N W OF 165E.
.24 HOUR FORECAST DENSE FOG N OF A LINE FROM 49N127W TO
58N147W...FROM 42N TO 58N BETWEEN 140W AND 171W...AND N OF 48N
BETWEEN 173E AND 168E.
.48 HOUR FORECAST DENSE FOG N OF A LINE FROM 51N131W TO
59N147W...WITHIN 360 NM NE OF A LINE FROM 55N139W TO
43N163W...AND W OF A LINE FROM 53N166E TO 45N163E.
.FORECASTER KELLS. 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 27.
24 HOUR FORECAST VALID 0600 UTC SUN DEC 28.
48 HOUR FORECAST VALID 0600 UTC MON DEC 29.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.COLD FRONT FROM 30N117W TO 28N119W TO 25N125W. WITHIN 30N117W
TO 30N140W TO 03N140W TO 16N123W TO 30N117W WINDS 20 KT OR LESS.
SEAS 2.5 TO 4 M IN NW TO N SWELL...HIGHEST N OF 27N BETWEEN 125W
AND 136W.
.24 HOUR FORECAST DISSIPATING COLD FRONT FROM 28N111W TO
25N120W. TROUGH FROM 19N125W TO 11N126W. WITHIN 23N124W TO
24N130W TO 23N134W TO 22N135W TO 20.5N133W TO 20N129W TO 21N126W
TO 23N124W NE WINDS 20 TO 25 KT. SEAS 2.5 TO 4 M IN NW TO N
SWELL. ELSEWHERE WITHIN 30N116W TO 30N136W TO 28N140W TO 07N140W
TO 14N126W TO 18N118.5W TO 24N113W TO 30N116W...INCLUDING
SEBASTIAN VIZCAINO BAY AND WITHIN 60 NM OF SHORE...WINDS 20 KT OR
LESS. SEAS 2.5 TO 3.5 M IN NW TO N SWELL.
.48 HOUR FORECAST TROUGH FROM 21N124W TO LOW PRES NEAR 19N125W
1008 MB AND TO 11N126W. WITHIN 22N118W TO 27N126W TO 26N134W TO
25N137W TO 23N140W TO 17N140W TO 18N30W TO 16N119W TO 22N118W NE
TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M. ELSEWHERE WITHIN 25N120W
TO 28N131W TO 26N140W TO 09N140W TO 14N130W TO 13N119W TO
20N114W TO 25N120W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN NW TO
N SWELL.
.WITHIN 16N94W TO 16N95W TO 16N96W TO 15N96W TO 15N95W TO 15N94W
TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20
TO 25 KT. SEAS LESS THAN 2.5 M.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.WITHIN 11N86W TO 11N87W 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 LITTLE CHANGE.
.48 HOUR FORECAST 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 0730 UTC SAT DEC 27...
.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS EXTENDS FROM 08N79W TO 08N90W TO 07N102W.
ITCZ AXIS EXTENDS FROM 07N102W TO 09N117W TO 09N130W TO 08N140W.
SCATTERED MODERATE WITHIN 60 NM N OF THE ITCZ BETWEEN 125W AND
132W AND WITHIN 30 NM S OF THE ITCZ BETWEEN 137W AND 140W.
$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.
NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E
SYNOPSIS VALID 0600 UTC DEC 27 2025.
24 HOUR FORECAST VALID 0600 UTC DEC 28 2025.
48 HOUR FORECAST VALID 0600 UTC DEC 29 2025.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.FRONT 30N164W 24N168W 21N171W 17N177W MOVING E 15 KT. WINDS 20 TO
25 KT N OF 25N BETWEEN FRONT AND 162W. ISOLATED MODERATE TSTMS
WITHIN 120 NM OF FRONT N OF 21N.
.24 HOUR FORECAST FRONT 30N157W 24N162W 21N167W 18N175W. WINDS 20
TO 30 KT N OF 25N BETWEEN FRONT AND 152W...AND N OF 28N BETWEEN
173W AND 162W.
.48 HOUR FORECAST FRONT 30N152W 24N159W 21N166W 18N173W. WINDS
EASED 20 KT OR LESS.
.24 HOUR FORECAST NEW FRONT 30N161E 29N160E.
.48 HOUR FORECAST FRONT 30N169E 26N166E 23N160E. WINDS 20 TO 25
KT N OF 26N BETWEEN 166E AND 171E.
.SEAS 2.5 TO 4 M N OF LINE 30N173E 10N175E 18N160E 04N160E 09N179E
30N161W...AND E OF LINE 30N147W 22N154W 08N169W 00N157W.
.24 HOUR FORECAST SEAS 4 TO 5 M N OF LINE 30N178W 28N170W
30N164W. SEAS 2.5 TO 4 M ELSEWHERE N OF LINE 30N173E 23N175W
30N154W. SEAS 2.5 TO 3 M E OF LINE 27N140W 21N153W 12N154W
13N140W
.48 HOUR FORECAST SEAS 2.5 TO 4 M N OF LINE 25N160E 20N179E
21N165W 30N151W. SEAS 2.5 TO 3 M E OF LINE 24N140W 21N148W 13N150W
12N140W.
.WINDS 20 KT OR LESS AND SEAS 2.5 M OR LOWER OVER REMAINDER OF
FORECAST AREA.
.ITCZ 07N140W 08N143W 10N160W 09N165W 07N179W. ISOLATED MODERATE
TSTMS FROM 13N TO 05N BETWEEN 166W AND 151W...AND WITHIN 90 NM OF
ITCZ ELSEWHERE.
.ISOLATED MODERATE TSTMS FROM 06N TO 02N W OF 169E.
$$
.FORECASTER PIERCE. HONOLULU HI.=