High Seas Forecast
Issued by NWS
Issued by NWS
140 FZPN02 KWBC 211125 HSFEPI HIGH SEAS FORECAST FOR METAREA XII NWS OCEAN PREDICTION CENTER WASHINGTON DC 1145 UTC TUE MAY 21 2024 CCODE/1:31:12:01:00/AOW+POR/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 MAY 21. 24 HOUR FORECAST VALID 0600 UTC MAY 22. 48 HOUR FORECAST VALID 0600 UTC MAY 23. .WARNINGS. ...GALE WARNING... .FROM 35N TO 42N BETWEEN 121W AND 128W AREA N WINDS 25 TO 35 KT. SEAS 8 TO 15 FT. ELSEWHERE FROM 30N TO 37N BETWEEN 119W AND 133W AND NE AND E OF A LINE FROM 37N133W TO 44N125W AREA OF NW TO N WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. .24 HOUR FORECAST FROM 35N TO 42N BETWEEN 122W AND 127W AND FROM 47N TO 51N BETWEEN 125W AND 130W AREA OF NW WINDS 25 TO 35 KT. SEAS 8 TO 14 FT. ELSEWHERE FROM 30N TO 58N BETWEEN 120W AND 132W AREA OF NW TO N WINDS 20 TO 30 KT. SEAS TO 11 FT. .48 HOUR FORECAST FROM 31N TO 35N BETWEEN 119W AND 130W AND NE AND E OF A LINE FROM 35N130W TO 39N129W TO 42N125W AREA OF NW TO N WINDS 20 TO 30 KT. SEAS 8 TO 14 FT. ...GALE WARNING... .LOW 56N177W 990 MB MOVING NE 15 KT. BETWEEN 60 NM AND 240 NM SW SEMICIRCLE WINDS 25 TO 35 KT. SEAS 8 TO 12 FT. ELSEWHERE WITHIN 120 NM N AND NE OF A FRONT FROM 60N171W TO 59N166W TO 58N161W...BETWEEN 120 NM AND 480 NM NE...WITHIN 660 NM SE...540 NM SW AND 240 NM NW QUADRANTS WINDS 20 TO 30 KT. SEAS TO 10 FT. .24 HOUR FORECAST LOW 59N168W 998 MB. BETWEEN 120 NM AND 420 NM SE...120 NM AND 420 NM S...180 NM AND 420 NM SW AND 180 NM AND 300 NM NW QUADRANTS WINDS 20 TO 30 KT. SEAS 8 TO 13 FT IN MIXED SWELL...HIGHEST NEAR 54N169W. .48 HOUR FORECAST LOW DISSIPATED INLAND AND CONDITIONS DIMINISHED. ...GALE WARNING... .06 HOUR FORECAST LOW W OF THE AREA 46N157E 999 MB. FROM 42N TO 47N W OF 164E WINDS 25 TO 35 KT. SEAS 8 TO 12 FT. .24 HOUR FORECAST LOW 49N164E 988 MB. BETWEEN 120 NM AND 360 NM NE QUADRANT...FROM 46N TO 49N BETWEEN 178E AND 173E AND WITHIN 240 NM SW SEMICIRCLE WINDS 30 TO 45 KT. SEAS 9 TO 16 FT. ELSEWHERE WITHIN 480 NM NE...540 NM E...SE...660 NM S...300 NM SW AND 180 NM NW QUADRANTS WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. .48 HOUR FORECAST LOW 53N174E 989 MB. BETWEEN 90 NM AND 360 NM SE SEMICIRCLE WINDS 30 TO 45 KT. SEAS 12 TO 23 FT. ELSEWHERE WITHIN 600 NM NE...720 NM E...600 NM SE...480 NM S...420 NM SW AND 180 NM NW QUADRANTS WINDS 20 TO 30 KT. SEAS 8 TO 16 FT IN MIXED SWELL...HIGHEST NW QUADRANT. ...GALE WARNING... .12 HOUR FORECAST NEW LOW 59N153W 1010 MB. WITHIN 90 NM NE AND 60 NM N QUADRANTS...INCLUDING THE SHELIKOF STRAIT WINDS 30 TO 40 KT. SEAS TO 11 FT. .24 HOUR FORECAST LOW 59N152W 1010 MB. WITHIN 60 NM NW AND N OF A LINE FROM THE LOW TO 59N148W WINDS 30 TO 40 KT. SEAS TO 11 FT. ELSEWHERE WITHIN 180 NM NE AND E OF A LINE FROM 59N148W TO 54N145W WINDS 20 TO 30 KT. SEAS TO 9 FT. .48 HOUR FORECAST LOW 59N148W 1008 MB. WITHIN 300 NM E...540 NM SE AND 300 NM SW QUADRANTS AND WITHIN 60 NM NE OF A LINE FROM 60N146W TO 56N136W WINDS TO 25 KT. SEAS TO 8 FT. .SYNOPSIS AND FORECAST. .LOW 36N164W 1013 MB MOVING NE 25 KT. FROM 30N TO 43N BETWEEN 151W AND 160W WINDS 20 TO 30 KT. SEAS TO 10 FT. .24 HOUR FORECAST LOW DISSIPATED. WITHIN 180 NM E AND SE OF A LINE FROM 54N148W TO 47N153W TO 38N157W WINDS TO 25 KT. SEAS TO 8 FT. .48 HOUR FORECAST CONDITIONS DIMINISHED. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 55N TO 63N W OF 162W...FROM 42N TO 47N W OF 164E...WITHIN 300 NM NW AND N OF A LINE FROM 39N159W TO 47N155W AND WITHIN 180 NM N OF A LINE FROM 47N155W TO 48N129W. .24 HOUR FORECAST DENSE FOG W AND NW OF A LINE FROM 41N166E TO 51N180W...N OF 58N W OF ALASKA...N OF 59N BETWEEN 145W AND 150W...INCLUDING PRINCE WILLIAM SOUND AND WITHIN 300 NM SE OF A LINE FROM 57N149W TO 44N160W. .48 HOUR FORECAST DENSE FOG N OF 52N W OF 180W...WITHIN 90 NM N OF A LINE FROM 56N180W TO 55N168W...WITHIN 120 NM SE AND S OF A LINE FROM 55N137W TO 46N144W TO 43N155W. .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 0600 UTC TUE MAY 21. 24 HOUR FORECAST VALID 0600 UTC WED MAY 22. 48 HOUR FORECAST VALID 0600 UTC THU MAY 23. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .WITHIN 16N133W TO 22N136W TO 23N140W TO 06N140W TO 09N134W TO 16N133W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. WITHIN 26N114W TO 26N115W TO 24N117W TO 23N118W TO 22N117W TO 24N114W TO 26N114W...INCLUDING WITHIN 60 NM OF SHORE...WINDS 20 KT OR LESS. SEAS 8 FT IN NW TO N SWELL. .24 HOUR FORECAST WITHIN 17N134W TO 21N137W TO 21N140W TO 06N140W TO 06N138W TO 12N135W TO 17N134W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NE SWELL. .48 HOUR FORECAST WITHIN 14N137W TO 16N140W TO 08N140W TO 12N137W TO 14N137W WINDS 20 KT OR LESS. SEAS 8 FT IN NE SWELL. .LOW PRES NEAR 10N108W 1008 MB. WITHIN 06N92W TO 08N94W TO 06N99W TO 05N104W TO 03N104W TO 02N100W TO 06N92W WINDS 20 TO 25 KT. SEAS 8 FT. .24 HOUR FORECAST LOW PRES NEAR 11N107W 1008 MB. WITHIN 08N101W TO 10N105W TO 09N107W TO 07N106W TO 06N100W TO 08N101W WINDS 20 TO 25 KT. SEAS 8 FT IN S TO SW SWELL. .42 HOUR FORECAST LOW PRES NEAR 12N107W 1009 MB. CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .WITHIN 30N118W TO 30N136W TO 29N135W TO 26N127W TO 26N124W TO 30N118W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N SWELL. .24 HOUR FORECAST WITHIN 30N116W TO 30N140W TO 23N140W TO 24N132W TO 25N119W TO 30N116W...INCLUDING SEBASTIAN VIZCAINO BAY...WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N TO NE SWELL. .48 HOUR FORECAST WITHIN 30N117W TO 30N128W TO 27N125W TO 27N121W TO 29N118W TO 30N117W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW TO N SWELL. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. CONVECTION VALID AT 0830 UTC TUE MAY 21... .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH FROM 11N86W TO 1008 MB LOW PRES NEAR 10N108W TO 08N122W. ITCZ FROM 08N122W TO 06N140W. SCATTERED MODERATE S OF 10N BETWEEN 92W AND 103W...AND FROM 07N TO 15N BETWEEN 105W AND 116W. .FORECASTER ERA. NATIONAL HURRICANE CENTER. NATIONAL WEATHER SERVICE HONOLULU HI NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E SYNOPSIS VALID 0600 UTC MAY 21 2024. 24 HOUR FORECAST VALID 0600 UTC MAY 22 2024. 48 HOUR FORECAST VALID 0600 UTC MAY 23 2024. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .TROUGH FROM 30N159W TO 26N161W TO 19N169W MOVING W 10 KT. SE WINDS 20 TO 25 KT N OF 28N BETWEEN 156W AND 159W. ISOLATED MODERATE TSTMS WITHIN 180 NM OF TROUGH. .24 HOUR FORECAST TROUGH FROM 30N164W TO 19N170W. .48 HOUR FORECAST TROUGH FROM 30N165W TO 20N169W. .24 HOUR FORECAST NEW TROUGH FROM 18N176W TO 10N177E. .48 HOUR FORECAST TROUGH FROM 19N179E TO 13N175E. .NE TO E WINDS 20 TO 25 KT FROM 22N TO 07N E OF 153W. .24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT E OF A LINE FROM 30N149W TO 25N156W TO 07N159W TO 06N140W. .48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT N OF 07N E OF 159W. .SEAS 8 TO 9 FT FROM 18N TO 08N E OF 145W. .24 HOUR FORECAST SEAS 8 TO 9 FT FROM 18N TO 07N E OF 150W. .48 HOUR FORECAST SEAS 13N TO 07N BETWEEN 145W AND 155W. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS 8 FT OR LESS. .ISOLATED MODERATE TSTMS FROM 05N TO 10N W OF 162E. .ITCZ FROM 06N140W TO 07N168W TO 05N179E. ISOLATED MODERATE TSTMS WITHIN 210 NM OF ITCZ W OF 164W. $$ .FORECASTER THOMAS. HONOLULU HI.