High Seas Forecast
Issued by NWS
Issued by NWS
286 FZPN01 KWBC 102216 HSFEP1 HIGH SEAS FORECAST NWS OCEAN PREDICTION CENTER WASHINGTON DC 2230 UTC WED DEC 10 2025 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1800 UTC DEC 10. 24 HOUR FORECAST VALID 1800 UTC DEC 11. 48 HOUR FORECAST VALID 1800 UTC DEC 12. .WARNINGS. ...HURRICANE FORCE WIND WARNING... .LOW 36N168E 992 MB MOVING N 25 KT AND RAPIDLY INTENSIFYING THEN SLOWING AFTER 24 HOURS. FROM 34N TO 39N BETWEEN 173E AND 164E WINDS 40 TO 55 KT. SEAS 5 TO 8 M. ELSEWHERE FROM 30N TO 45N BETWEEN 176E AND 160E WINDS 30 TO 45 KT. SEAS 3.5 TO 7 M. .06 HOUR FORECAST LOW 39N168E 980 MB. WITHIN 120 NM W AND SW QUADRANTS WINDS 50 TO 65 KT. SEAS 7 TO 10 M. .24 HOUR FORECAST LOW 44N170E 973 MB. WITHIN 120 NM W AND S SEMICIRCLES WINDS 50 TO 70 KT. SEAS 5.5 TO 10.5 M. ELSEWHERE FROM 39N TO 49N BETWEEN 178E AND 165E WINDS 35 TO 55 KT. SEAS 5.5 TO 8.5 M. ELSEWHERE FROM 30N TO 52N BETWEEN 177W AND 162E WINDS 25 TO 40 KT. SEAS 3.5 TO 7.5 M. .48 HOUR FORECAST LOW 50N168E 996 MB. WITHIN 240 NM E AND NE QUADRANTS WINDS 35 TO 50 KT. SEAS 6.5 TO 9 M. ELSEWHERE N OF 46N BETWEEN 179E AND 164E WINDS 25 TO 40 KT. SEAS 3.5 TO 7 M. ...STORM WARNING... .LOW 35N152W 1007 MB MOVING NE 15 KT. FROM 30N TO 38N BETWEEN 142W AND 154W WINDS 20 TO 30 KT. SEAS TO 3 M. .24 HOUR FORECAST LOW 39N148W 993 MB. FROM 30N TO 45N BETWEEN 139W AND 152W WINDS 25 TO 40 KT. SEAS 2.5 TO 5.5 M. .48 HOUR FORECAST LOW 48N148W 982 MB. WITHIN 300 NM NW AND 360 NM NE QUADRANTS WINDS 35 TO 50 KT. SEAS 5.5 TO 8 M. ELSEWHERE FROM 43N TO 56N BETWEEN 170W AND 131W WINDS 25 TO 40 KT. SEAS 2.5 TO 6.5 M. ...GALE WARNING... .LOW 47N169E 1005 MB MOVING N 35 KT. N OF 45N BETWEEN 179E AND 168E WINDS 25 TO 40 KT. SEAS 3 TO 5.5 M. .24 HOUR FORECAST LOW MOVEE N OF AREA. N OF 55N BETWEEN 172W AND 175E WINDS 20 TO 30 KT. SEAS 2.5 TO 5 M. .48 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS MOVED WELL N OF AREA. ...GALE WARNING... .LOW 59N146W 1000 MB MOVING SE 10 KT. FRONT FROM LOW TO 54N155W TO 51N160W TO 51N167W WITHIN 360 NM N OF FRONT WINDS 25 TO 35 KT. SEAS TO 3 M. .24 HOUR FORECAST LOW 57N143W 1014 MB. WITHIN 300 NM W AND 360 NM SW QUADRANTS...AND FROM 44N TO 55N BETWEEN 150W AND 165W WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5 M. .48 HOUR FORECAST LOW DISSIPATED WITH ASSOCIATED CONDITIONS ABSORBED BY LOW 48N148W DESCRIBED ABOVE. ...GALE WARNING... .48 HOUR FORECAST NEW LOW 33N175W 1003 MB. FROM 30N TO 42N BETWEEN 172W AND 176E WINDS 25 TO 35 KT. SEAS 2.5 TO 5.5 M. ...GALE WARNING... .48 HOUR FORECAST FROM 32N TO 48N W OF 168E WINDS 30 TO 45 KT. SEAS 3 TO 5.5 M. .SYNOPSIS AND FORECAST. .LOW 46N149W 1005 MB MOVING SE 15 KT. FROM 34N TO 46N BETWEEN 160W AND 170W AND FROM 40N TO 48N BETWEEN 150W AND 160W WINDS 20 TO 30 KT. SEAS 3 TO 4.5 M. .24 HOUR FORECAST LOW DISSIPATED. CONDITIONS DIMINISHED. .LOW 55N133W 993 MB MOVING E 15 KT. WITHIN 420 NM S AND SE QUADRANTS WINDS 20 TO 30 KT. SEAS TO 4 M. .24 HOUR FORECAST LOW MOVED INLAND. ASSOCIATED CONDITIONS DIMINISHED. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM N OF 45N BETWEEN 166E TO 170E AND N OF 56N BETWEEN 180W AND 176E. .24 HOUR FORECAST DENSE FOG N OF 42N BETWEEN 174E AND 164E. .48 HOUR FORECAST DENSE FOG FROM 45N TO 52N BETWEEN 138W AND 154W AND FROM 38N TO 48N W OF 165E. .LIGHT TO MODERATE FREEZING SPRAY N OF A LINE FROM 56N154W TO 57N170W TO 60N177W...AND N OF A LINE FROM 56N154W TO 59N148W TO 59N144W TO 57N140W TO 55N133W. .24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF A LINE FROM 57N150W TO 55N156W TO 57N166W...AND N AND NE OF A LINE FROM 57N151W TO 59N143W TO 58N140W TO 54N130W. .48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N AND NE OF A LINE FROM 55N160W TO 58N150W TO 60N148W TO 58N140W TO 55N153W...AND N OF 60N W OF ALASKA. .FORECASTER ROWLAND. 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 1800 UTC WED DEC 10. 24 HOUR FORECAST VALID 1800 UTC THU DEC 11. 48 HOUR FORECAST VALID 1800 UTC FRI DEC 12. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .WITHIN 16N94W TO 16N95W TO 16N96W TO 14N95W TO 15N94W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 20 TO 25 KT. SEAS 2.5 M. WITHIN 13N96W TO 14N96W TO 14N98W TO 13N101W TO 11N99W TO 12N96W TO 13N96W WINDS 20 KT OR LESS. SEAS 2.5 M IN NE SWELL. .24 HOUR FORECAST WITHIN 16N94W TO 16N96W TO 14N96W TO 14N95W TO 14N94W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 20 TO 30 KT. SEAS 2.5 M. .48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .WITHIN 30N139W TO 30N140W TO 28N140W TO 30N139W WINDS 20 KT OR LESS. SEAS 2.5 M IN W TO NW SWELL. .24 HOUR FORECAST WITHIN 30N137W TO 30N140W TO 21N140W TO 22N139W TO 24N138W TO 30N137W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW SWELL. .48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .12 HOUR FORECAST WITHIN 11N86W TO 12N86W TO 11N88W TO 10N88W TO 10N87W TO 10N86W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO... NE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .24 HOUR FORECAST WITHIN 11N86W TO 12N87W TO 11N88W TO 10N88W TO 10N87W TO 10N86W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO... NE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .48 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 2000 UTC WED DEC 10... .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH FROM 09N85W TO 06N92W TO 10N127W. ITCZ FROM 10N127W TO 08N140W. SCATTERED MODERATE FROM 10N TO 15N BETWEEN 97W AND 107W. SCATTERED MODERATE ISOLATED STRONG FROM 05N TO 15N BETWEEN 118W AND 140W. $$ .FORECASTER AL. NATIONAL HURRICANE CENTER.