High Seas Forecast
Issued by NWS
Issued by NWS
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708 FZPN01 KWBC 191605 HSFEP1 HIGH SEAS FORECAST NWS OCEAN PREDICTION CENTER WASHINGTON DC 1630 UTC SUN JAN 19 2025 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1200 UTC JAN 19. 24 HOUR FORECAST VALID 1200 UTC JAN 20. 48 HOUR FORECAST VALID 1200 UTC JAN 21. .WARNINGS. ...STORM WARNING... .LOW 58N152W 1006 MB MOVING NW 10 KT. WITHIN 60 NM N OF A LINE FROM 59N148W TO 59N153W...INCLUDING THE SHELIKOF STRAIT AND WITHIN 120 NM N OF A LINE FROM 59N148W TO 58N142W WINDS 35 TO 50 KT. SEAS 10 TO 20 FT...EXCEPT TO 12 FT IN THE SHELIKOF STRAIT. ELSEWHERE N OF 57N BETWEEN 137W AND 150W AND FROM 47N TO 57N BETWEEN 135W AND 148W WINDS 25 TO 40 KT. SEAS 9 TO 19 FT. ALSO FROM 30N TO 47N BETWEEN 137W AND 147W WINDS TO 25 KT. SEAS 8 TO 14 FT IN MIXED SWELL. .06 HOUR FORECAST LOW 59N154W 1006 MB. WITHIN 60 NM N OF A LINE FROM 59N148W TO 59N142W TO THE COAST OF ALASKA WINDS 40 TO 55 KT. SEAS 14 TO 24 FT. .24 HOUR FORECAST LOW DISSIPATED INLAND. N OF A LINE FROM 58N150W TO 57N140W TO THE COAST OF ALASKA AREA OF SW TO W WINDS 25 TO 35 KT. SEAS 9 TO 17 FT. ELSEWHERE N OF 55N E OF 148W AREA OF SW TO W WINDS LESS THAN 25 KT. SEAS TO 12 FT. .48 HOUR FORECAST CONDITIONS DIMINISHED. ...STORM WARNING... .LOW 48N176E 984 MB MOVING NE 20 KT. WITHIN 420 NM S AND SW OF A LINE FROM 45N180W TO 45N172E...WITHIN 360 NM SW AND W OF LINE FROM 45N172E TO 47N170E AND WITHIN 180 NM W AND NW OF LINE FROM 47N170E TO 50N172E WINDS 35 TO 50 KT. SEAS 15 TO 29 FT...HIGHEST NEAR 42N172E. ELSEWHERE BETWEEN 120 NM AND 360 NM NE...60 NM AND 540 NM SE...90 NM AND 780 NM SW AND 90 NM AND 420 NM NW QUADRANTS WINDS 25 TO 35 KT. SEAS 10 TO 20 FT...HIGHEST S AND SW QUADRANTS. .24 HOUR FORECAST LOW 52N172W 982 MB. WITHIN 420 NM SW AND W OF A LINE FROM 43N167W TO 44N176W TO 49N177W WINDS 35 TO 50 KT. SEAS 15 TO 27 FT...HIGHEST NEAR 41N175W. ELSEWHERE FROM 34N TO 48N BETWEEN 160W AND 171E...FROM 48N TO 50N BETWEEN 173W AND 171E AND WITHIN 300 NM NE...120 NM SE...540 NM SW AND 360 NM NW QUADRANTS WINDS 25 TO 40 KT. SEAS 9 TO 18 FT...EXCEPT 8 TO 15 FT N OF THE ALEUTIAN ISLANDS. .48 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER 57N167W 990 MB. WITHIN 420 NM SW AND W OF A FRONT FROM 49N163W TO 53N169W...WITHIN 240 NM W AND NW OF FRONT FROM 53N169W TO 59N168W AND WITHIN 120 NM NE OF A FRONT FROM 57N160W TO 54N151W TO 49N144W WINDS 35 TO 45 KT. SEAS 14 TO 27 FT...HIGHEST NEAR 48N168W. SEAS 10 TO 20 FT N OF THE ALEUTIAN ISLANDS. ELSEWHERE WITHIN 660 NM NE...BETWEEN 600 NM AND 1260 NM SE...300 NM AND 1020 NM S...180 NM AND 1080 NM SW AND WITHIN 360 NM NW QUADRANTS WINDS 25 TO 35 KT SEAS 8 TO 19 FT...EXCEPT TO 12 FT N OF THE ALEUTIAN ISLANDS. ...STORM WARNING... .36 HOUR FORECAST COMPLEX LOW W OF AREA WITH MAIN LOW 39N154E 999 MB. W AND SW OF A LINE FROM 30N165E TO 44N167E TO 48N174E TO 56N173E WINDS 25 TO 35 KT. SEAS 8 TO 14 FT...HIGHEST NEAR 49N162E. .48 HOUR FORECAST LOW W OF AREA 44N158E 985 MB. FROM 35N TO 46N W OF 168E WINDS 35 TO 50 KT. SEAS 11 TO 21 FT...HIGHEST NEAR 42N162E. ELSEWHERE FROM 30N TO 46N W OF 173E WINDS 25 TO 35 KT. SEAS 8 TO 14 FT. ...GALE WARNING... .LOW 45N173W 993 MB MOVING N 15 KT. WITHIN 480 NM SE QUADRANT WINDS 25 TO 35 KT. SEAS 8 TO 14 FT. ELSEWHERE FROM 30N TO 48N BETWEEN 160W AND 175W WINDS 20 TO 30 KT. SEAS TO 10 FT. .24 HOUR FORECAST LOW ABSORBED AND CONDITIONS DESCRIBED ABOVE WITH LOW 52N172W. ...GALE WARNING... .12 HOUR FORECAST LOW 38N164W 1006 MB. WITHIN 240 NM E AND SE OF A LINE FROM 39N159W TO THE LOW TO 31N175W WINDS 25 TO 40 KT. SEAS 8 TO 15 FT. .24 HOUR FORECAST LOW 42N157W 1006 MB. WITHIN 240 NM NE AND E OF A FRONT FROM 51N163W TO 42N156W TO 37N158W WINDS 30 TO 40 KT. SEAS 10 TO 18 FT. ELSEWHERE WITHIN 780 NM N...540 NM NE...420 NM SE AND 660 NM SW QUADRANTS WINDS 20 TO 30 KT. SEAS 8 TO 14 FT IN MIXED SWELL. .48 HOUR FORECAST LOW ABSORBED AND CONDITIONS DESCRIBED ABOVE WITH LOW 57N167W. ...GALE WARNING... .42 HOUR FORECAST LOW W OF THE AREA 55N169E 1000 MB. WITHIN 120 NM SE AND S OF A LINE FROM 53N172E TO 47N160E WINDS 30 TO 40 KT. SEAS 10 TO 15 FT. .48 HOUR FORECAST LOW W OF THE AREA 57N172E 998 MB. WITHIN 120 NM SE AND S OF A LINE FROM 53N176E TO 49N164W WINDS 30 TO 40 KT. SEAS 10 TO 17 FT...HIGHEST NEAR 51N170E. ELSEWHERE N OF 46N W OF 180W WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. .SYNOPSIS AND FORECAST. .LIGHT TO MODERATE FREEZING SPRAY N OF 61N W OF 172W AND NW OF A LINE FROM 61N172W TO 54N172E. .24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF A LINE FROM 59N167W TO 57N175E. .48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 58N E OF 177W .DENSE FOG. VSBY OCCASIONALLY 1 NM OR LESS N OF A LINE FROM 57N164W TO 60N176W...WITHIN 120 NM NW AND N OF A LINE FROM 46N172E TO 50N173E...WITHIN 120 NM N AND NE OF LINE FROM 50N173E TO 49N177W TO 45N173W. .24 HOUR FORECAST DENSE FOG N AND NE OF A LINE FROM 59N147W TO 58N140W TO 55N136W TO THE COAST OF ALASKA...FROM 50N TO 57N BETWEEN 168W AND 175W AND WITHIN 120 NM W AND NW OF A LINE FROM 44N177W TO 49N174W. .48 HOUR FORECAST DENSE FOG FROM 55N TO 58N BETWEEN 150W AND 160W...N OF 51N BETWEEN 160W AND174W...W OF A LINE FROM 51N180W TO 56N178E AND NW AND N OF A LINE FROM 50N166E TO 47N160E. .FORECASTER FUTTERMAN. 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 1200 UTC SUN JAN 19. 24 HOUR FORECAST VALID 1200 UTC MON JAN 20. 48 HOUR FORECAST VALID 1200 UTC TUE JAN 21. .WARNINGS. ...GALE WARNING... .09 HOUR FORECAST N OF 15N BETWEEN 94.5W AND 95.5W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 20 TO 30 KT. SEAS BUILDING TO 9 FT. .12 HOUR FORECAST N OF 15N BETWEEN 94.5W AND 95.5W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 30 TO 35 KT. SEAS 8 TO 9 FT. ELSWHERE N OF 14N BETWEEN 94W AND 96W N WINDS 20 TO 30 KT. SEAS 8 FT. .18 HOUR FORECAST WITHIN 30 NM OF A LINE FROM 16N95W TO 14N95.5W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 30 TO 40 KT. SEAS 9 TO 13 FT. ELSEWHERE WITHIN 60 NM OF A LINE FROM 16N95W TO 14N95.5W TO 13N96W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. .24 HOUR FORECAST WITHIN 30 NM OF A LINE FROM 16N95W TO 14N95.5W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 30 TO 35 KT. SEAS 9 TO 13 FT. ELSEWHERE WITHIN 60 NM OF A LINE FROM 16N95W TO 14N95.5W TO 12N98W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. .36 HOUR FORECAST WITHIN 45 NM OF A LINE FROM 16N95W TO 14N95.5W TO 10N100.5W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. ELSEWHERE FROM 10N TO 13N BETWEEN 95W AND 100W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT PRIMARILY IN N SWELL. .48 HOUR FORECAST N OF 14N BETWEEN 94.5W AND 95.5W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS TO 8 FT. .SYNOPSIS AND FORECAST. .FROM 10N TO 18N W OF 128W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. ELSEWHERE FROM 09N TO 20N AND W OF A LINE FROM 20N131W TO 11N120W TO 09N122W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED NE AND NW SWELL...HIGHEST N OF 16N W OF 135W. .24 HOUR FORECAST FROM 13N TO 18N W OF 130W NE TO E WINDS 20 TO 25 KT. SEAS 9 TO 11 FT IN MIXED NE AND NW SWELL. ELSEWHERE FROM 05N TO 20N AND W OF A LINE FROM 20N126W TO 10N122W TO 05N140W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED NE AND NW SWELL. .48 HOUR FORECAST FROM 11N TO 17N BETWEEN 125W AND 135W NE TO E WINDS 20 TO 25 KT. SEAS 9 TO 11 FT IN MIXED NE AND NW SWELL. ELSEWHERE FROM 05N TO 20N AND W OF A LINE FROM 20N130W TO 14N124W TO 08N116W TO 05N140W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED NE AND NW SWELL. .N OF 24N W OF 137W SE WINDS 20 TO 25 KT. SEAS 9 TO 11 FT IN NW SWELL. ELSEWHERE N OF 20N AND W OF A LINE FROM 30N130W TO 25N134W TO 20N131W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL. .24 HOUR FORECAST N OF 27N W OF 135W E TO SE WINDS 20 TO 30 KT. SEAS 9 TO 13 FT IN NW SWELL...HIGHEST NEAR 30N140W. ELSEWHERE N OF 20N AND W OF A LINE FROM 30N134W TO 25N133W TO 20N126W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW SWELL. .48 HOUR FORECAST N OF 28N W OF 134W E TO SE WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. ELSEWHERE N OF 20N AND W OF A LINE FROM 30N134W TO 20N130W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW SWELL. .FROM 10N TO 21N BETWEEN 105W AND 107W...INCLUDING NEAR CABO CORRIENTES...NW TO N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .24 HOUR FORECAST FROM 10N TO 11.5N E OF 88W...INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .48 HOUR FORECAST LITTLE CHANGE. .42 HOUR FORECAST GULF OF CALIFORNIA N OF 29N NW TO N WINDS 20 TO 30 KT. SEAS 8 FT. FROM 26N TO 29N NW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .48 HOUR FORECAST GULF OF CALIFORNIA N OF 29N NW TO N WINDS 20 TO 30 KT. SEAS 8 TO 9 FT. ELSEWHERE N OF 24N W OF 110W NW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. CONVECTION VALID AT 1200 UTC SUN JAN 19... .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... THE MONSOON TROUGH EXTENDS FROM NORTHERN COLOMBIA NEAR 10N74W TO 03N98W. THE ITCZ CONTINUES FROM 03N98W TO 03N115W TO 08N130W YO BEYOND 08N140W. SCATTERED MODERATE CONVECTION IS NOTED FROM 08N TO 11N BETWEEN 121W AND 126W, AND FROM 12N TO 15N BETWEEN 134W AND 137W. .FORECASTER GR. NATIONAL HURRICANE CENTER. $$