Bulletinset for METAREA 12 Edition date (UTC): 2025-12-12 08:33:42 ============================ HIGH SEAS FORECAST ============================ FZPN02 KWBC 120525 HSFEPI HIGH SEAS FORECAST FOR METAREA XII NWS OCEAN PREDICTION CENTER WASHINGTON DC 0545 UTC FRI DEC 12 2025 CCODE/1:31:12:01:00/AOW+POR/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0000 UTC DEC 12. 24 HOUR FORECAST VALID 0000 UTC DEC 13. 48 HOUR FORECAST VALID 0000 UTC DEC 14. .WARNINGS. ...STORM WARNING... .LOW 43N170E 974 MB MOVING NW 25 KT. WITHIN 300 NM OF CENTER...EXCEPT WITHIN 420 NM NE QUADRANT WINDS 40 TO 55 KT. SEAS 4.5 TO 9 M. ELSEWHERE W OF A LINE FROM 55N171E TO 46N174W TO 30N174W WINDS 25 TO 40 KT. SEAS 2.5 TO 5 M...EXCEPT WHERE DESCRIBED BELOW WITH LOW 34N178E. .24 HOUR FORECAST LOW 52N160E 984 MB. N OF 40N W OF 180W WINDS 25 TO 40 KT. SEAS 3 TO 9 M...HIGHEST NEAR 54N168E. .48 HOUR FORECAST LOW WELL N OF AREA. ASSOCIATED CONDITIONS DIMINISHED. ...STORM WARNING... .LOW 43N146W 984 MB MOVING NW 15 KT. WITHIN 180 NM OF CENTER WINDS 35 TO 45 KT. SEAS 3 TO 6 M. ELSEWHERE FROM 30N TO 50N BETWEEN 150W AND 136W...AND WITHIN 900 NM W AND NW QUADRANTS WINDS 25 TO 40 KT. SEAS 2.5 TO 5 M. .24 HOUR FORECAST LOW 47N151W 980 MB. WITHIN 180 NM OF CENTER...EXCEPT WITHIN 300 NM NW QUADRANT WINDS 40 TO 50 KT. SEAS 4 TO 8 M. ELSEWHERE FROM 38N TO 55N BETWEEN 175W AND 135W...AND WITHIN 180 NM OF KODIAK ISLAND WINDS 25 TO 40 KT. SEAS 2.5 TO 5.5 M. .48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 45N150W 978 MB AND NEW SECOND CENTER 49N142W 984 MB. WITHIN 300 NM S SEMICIRCLE OF EACH CENTER...AND FROM 40N TO 60N BETWEEN 166W AND 145W...WITHIN 120 NM OF VANCOUVER ISLAND...AND FROM 55N TO 61N E OF 140W WINDS 30 TO 45 KT. SEAS 3.5 TO 7 M. ELSEWHERE FROM 40N TO 60N BETWEEN 126W AND 176W WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M. ...GALE WARNING... .LOW 34N178E 1008 MB MOVING SE 20 KT. WITHIN 300 NM OF CENTER WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M. .24 HOUR FORECAST LOW 31N172W 999 MB. FROM 30N TO 40N BETWEEN 174E AND 168W WINDS 25 TO 40 KT. SEAS 2.5 TO 4.5 M. .48 HOUR FORECAST LOW 34N159W 988 MB. WITHIN 180 NM OF CENTER WINDS 35 TO 45 KT. SEAS 3 TO 5 M. ELSEWHERE FROM 30N TO 38N BETWEEN 170W AND 150W WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M. ...GALE WARNING... .LOW 57N139W 1020 MB MOVING E 20 KT. WITHIN 180 NM N SEMICIRCLE WINDS 25 TO 35 KT. SEAS 2.5 TO 3.5 M. .24 HOUR FORECAST LOW DISSIPATED. ASSOCIATED CONDITIONS DIMINISHED. ...GALE WARNING... .N OF 60N W OF 170W WINDS 25 TO 35 KT. SEAS TO 3.5 M. .24 HOUR FORECAST CONDITIONS DIMINISHED. ...GALE WARNING... .24 HOUR FORECAST LOW 37N167E 1008 MB. FROM 31N TO 40N W OF 170E WINDS 25 TO 35 KT. SEAS 2.5 TO 3.5 M. .48 HOUR FORECAST LOW 37N175E 1010 MB. FROM 30N TO 47N BETWEEN 177E AND 166E WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M. .SYNOPSIS AND FORECAST. .24 HOUR FORECAST DENSE FOG VSBY OCCASIONALLY LESS THAN 1 NM FROM 44N TO 51N BETWEEN 132W AND 158W. .48 HOUR FORECAST DENSE FOG WITHIN 300 NM W OF A LINE FROM 41N151W TO 57N133W. .LIGHT TO MODERATE FREEZING SPRAY N OF 60N W OF ALASKA. .24 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY NE OF A LINE FROM 54N158W TO 61N175W. .FORECASTER BYRD. 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 0000 UTC FRI DEC 12. 24 HOUR FORECAST VALID 0000 UTC SAT DEC 13. 48 HOUR FORECAST VALID 0000 UTC SUN DEC 14. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .WITHIN 16N94W TO 16N95W TO 15N96W TO 14N95W TO 15N95W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 20 TO 30 KT. SEAS 2.5 M. .18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .WITHIN 12N87W TO 12N88W TO 11N88W TO 10N87W TO 10N86W TO 11N86W TO 12N87W...INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .24 HOUR FORECAST LITTLE CHANGE. .42 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 0230 UTC FRI DEC 12... .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH FROM 09N84W TO 08N127W. ITCZ FROM 08N127W TO BEYOND 09N140W. SCATTERED MODERATE FROM 10N TO 15N BETWEEN 105W AND 122W. $$ .FORECASTER ERA. NATIONAL HURRICANE CENTER. NATIONAL WEATHER SERVICE HONOLULU HI NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E SYNOPSIS VALID 0000 UTC DEC 12 2025. 24 HOUR FORECAST VALID 0000 UTC DEC 13 2025. 48 HOUR FORECAST VALID 0000 UTC DEC 14 2025. .WARNINGS. ...GALE WARNING... .FRONT 30N179W 23N176E 20N167E 19N160E AND NEARLY STATIONARY ELSEWHERE. WINDS 20 TO 30 KT N OF LINE 30N173E 25N165E 21N173E 25N177W 30N175W. ISOLATED MODERATE TSTMS WITHIN 210 NM E OF FRONT N OF 24N. .24 HOUR FORECAST FRONT 30N173W 22N174W 19N177E 19N166E. WINDS 20 TO 30 KT N OF LINE 30N175E 22N173E 19N167E 21N175W 25N167W 30N168W. .48 HOUR FORECAST FRONT 30N158W 23N163W 19N171W. WINDS 30 TO 40 KT N OF 25N BETWEEN 164W AND 154W. WINDS 20 TO 30 KT ELSEWHERE N OF 21N BETWEEN 174W AND 150W. .SYNOPSIS AND FORECAST. .FRONT 30N147W 21N154W 18N162W 18N178W MOVING ENE 10 KT E OF 160W AND NEARLY STATIONARY ELSEWHERE. WINDS 20 TO 30 KT N OF 26N BETWEEN 149W AND 142W. .24 HOUR FORECAST FRONT 30N141W 22N150W 21N157W. WINDS EASED TO 20 KT OR LESS. .48 HOUR FORECAST FRONT MOVED N OF AREA. .TROUGH 30N151W 26N157W 25N163W MOVING ENE 10 KT. .24 HOUR FORECAST TROUGH DISSIPATED. .24 HOUR FORECAST NEW FRONT 30N161E 28N160E. .48 HOUR FORECAST FRONT 30N172E 27N168E 24N160E. WINDS 20 TO 25 KT NW OF FRONT. .48 HOUR FORECAST NEW TROUGH 30N164W 25N172W. WINDS 20 TO 30 KT WITHIN 210 NM OF TROUGH. .SEAS 4 TO 5 M N OF LINE 30N176E 23N168E 24N163E 30N164E. SEAS 2.5 TO 4 M ELSEWHERE N OF LINE 30N178W 22N173E 17N160E. SEAS 2.5 TO 4 M N OF LINE 30N171W 19N164W 22N160W 20N154W 28N140W. .24 HOUR FORECAST SEAS 2.5 TO 4.5 M N OF LINE 30N169W 23N174W 17N172E 15N160E. .48 HOUR FORECAST SEAS 4 TO 7 M N OF LINE 30N156W 21N173W 23N179W 30N177E SEAS 2.5 TO 4 M ELSEWHERE N OF LINE 30N150W 13N178E 11N160E...EXCEPT FROM 28N TO 24N BETWEEN 162E AND 171E. .WINDS 20 KT OR LESS AND SEAS 2.5 M OR LOWER OVER THE REMAINDER OF THE FORECAST AREA. .ITCZ 09N140W 08N171W 08N174E 04N160E. ISOLATED MODERATE TSTMS WITHIN 240 NM OF ITCZ W OF 165W. $$ .FORECASTER TROTTER. HONOLULU HI.=