High Seas Forecast
Issued by NWS
Issued by NWS
326 FZPN02 KWBC 212325 HSFEPI HIGH SEAS FORECAST FOR METAREA XII NWS OCEAN PREDICTION CENTER WASHINGTON DC 2345 UTC TUE MAY 21 2024 CCODE/1:31:12:01:00/AOW+POR/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1800 UTC MAY 21. 24 HOUR FORECAST VALID 1800 UTC MAY 22. 48 HOUR FORECAST VALID 1800 UTC MAY 23. .WARNINGS. ...GALE WARNING... .FROM 33N TO 43N BETWEEN 123W AND 128W WINDS 25 TO 35 KT. SEAS 9 TO 15 FT. ELSEWHERE FROM 30N TO 44N BETWEEN 119W AND 133W WINDS TO 25 KT. SEAS TO 12 FT. .24 HOUR FORECAST FROM 30N TO 44N BETWEEN 119W AND 130W WINDS 20 TO 30 KT. SEAS 8 TO 13 FT. .48 HOUR FORECAST FROM 30N TO 42N BETWEEN 119W AND 131W WINDS 20 TO 30 KT. SEAS 8 TO 13 FT. ...GALE WARNING... .LOW 57N172W 995 MB MOVING NE 15 KT. WITHIN 420 NM S SEMICIRCLE AND 300 NM NW QUADRANT...AND FROM 56N TO 59N BETWEEN 148W AND 156W WINDS 25 TO 40 KT. SEAS 8 TO 15 FT. ELSEWHERE WITHIN 720 NM NE...840 NM SE AND 480 NM SW QUADRANTS WINDS TO 25 KT. SEAS TO 8 FT. .24 HOUR FORECAST LOW 61N164W 1002 MB. WITHIN 600 NM SE AND 480 NM SW QUADRANTS WINDS 20 TO 30 KT. SEAS 8 TO 13 FT. .48 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED. ...GALE WARNING... .LOW W OF AREA NEAR 47N159E 993 MB MOVING NE 20 KT. WITHIN 360 NM NE AND 480 NM SE QUADRANTS WINDS 25 TO 40 KT. SEAS 8 TO 14 FT. ELSEWHERE WITHIN 420 NM NE AND 660 NM SE QUADRANTS WINDS TO 25 KT. SEAS TO 8 FT. .24 HOUR FORECAST LOW 51N169E 983 MB. WITHIN 120 NM NW...480 NM NE...600 NM SE AND 480 NM SW QUADRANTS WINDS 25 TO 40 KT. SEAS 10 TO 22 FT...HIGHEST IN S SEMICIRCLE. ELSEWHERE WITHIN 780 NM S SEMICIRCLE AND 540 NM NE QUADRANT WINDS TO 25 KT. SEAS TO 12 FT. .48 HOUR FORECAST LOW 55N179E 992 MB. WITHIN 600 NM SE AND 480 NM SW QUADRANTS WINDS 25 TO 40 KT. SEAS 10 TO 22 FT. .ELSEWHERE WITHIN 180 NM NW...540 NM NE...780 NM SE AND 540 NM SW QUADRANTS WINDS TO 25 KT. SEAS 8 TO 16 FT. .SYNOPSIS AND FORECAST. .LOW 50N128W 1016 MB MOVING SE 20 KT. WITHIN 480 NM SW AND 660 NM NW QUADRANTS WINDS TO 25 KT. SEAS TO 10 FT. .24 HOUR FORECAST LOW WELL INLAND. FROM 44N TO 55N BETWEEN 125W AND 135W WINDS TO 25 KT. SEAS TO 10 FT. .48 HOUR FORECAST CONDITIONS DIMINISHED. .LOW 36N164W 1018 MB MOVING NE 25 KT. WITHIN 960 NM E SEMICIRCLE WINDS 20 TO 30 KT. SEAS 8 TO 14 FT. .24 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED. .24 HOUR FORECAST NEW LOW 58N147W 1010 MB. WITHIN 240 NM NE AND 720 NM SE QUADRANT WINDS 20 TO 30 KT. SEAS TO 8 FT. .48 HOUR FORECAST LOW 59N141W 1007 MB. WITHIN 840 NM SE AND 540 NM SW QUADRANTS WINDS 20 TO 30 KT. SEAS TO 12 FT. .48 HOUR FORECAST LOW 49N162E 1000 MB. WITHIN 600 NM S SEMICIRCLE WINDS 20 TO 30 KT. SEAS 8 TO 15 FT. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 38N TO 52N BETWEEN 134W AND 167W AND FROM 53N TO 62N BETWEEN 163W AND 178E AND FROM 41N TO 51N W OF 168E. .24 HOUR FORECAST DENSE FOG FROM 39N TO 58N BETWEEN 135W AND 160W AND FROM 57N TO 60N BETWEEN 163W AND 175W AND FROM 41N TO 56N W OF 180W. .48 HOUR FORECAST DENSE FOG FROM 53N TO 60N W OF 160W AND FROM 46N TO 52N W OF 166W. .FORECASTER HOLLEY. 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 1800 UTC TUE MAY 21. 24 HOUR FORECAST VALID 1800 UTC WED MAY 22. 48 HOUR FORECAST VALID 1800 UTC THU MAY 23. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .WITHIN 17N135W TO 18N140W TO 09N140W TO 11N136W TO 13N135W TO 17N135W NE TO E WINDS 20 TO 25 KT. SEAS 9 TO 10 FT IN NE SWELL. ELSEWHERE WITHIN 30N116W TO 30N140W TO 06N140W TO 06N132W TO 15N127W TO 20N114W TO 30N116W...INCLUDING SEBASTIAN VIZCAINO BAY...WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N SWELL. .24 HOUR FORECAST WITHIN 21N131W TO 26N117W TO 30N118W TO 30N140W TO 04N140W TO 12N131W TO 21N131W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN N TO NE SWELL. .48 HOUR FORECAST WITHIN 16N133W TO 26N140W TO 05N140W TO 07N133W TO 10N131W TO 16N133W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN N TO NE SWELL. .LOW PRES NEAR 11N107W 1008 MB. WITHIN 10N93W TO 08N101W TO 10N105W TO 09N111W TO 03N103W TO 07N92W TO 10N93W SW WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. .24 HOUR FORECAST LOW PRES NEAR 10N108W 1009 MB. WITHIN 10N95W TO 10N100W TO 12N105W TO 09N108W TO 07N99W TO 09N95W TO 10N95W SW TO W WINDS 20 TO 25 KT. SEAS 8 FT. .36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .WITHIN 03S91W TO 03S96W TO 02S98W TO 02S101W TO 03.4S102W TO 03.4S89W TO 03S91W...INCLUDING EXCEPT LEE OF GALAPAGOS ISLANDS...WINDS 20 KT OR LESS. SEAS 8 FT IN SE TO S SWELL. .06 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .48 HOUR FORECAST WITHIN 30N118W TO 30N126W TO 28N124W TO 28N121W TO 30N118W WINDS 20 KT OR LESS. SEAS 8 FT IN NW TO N SWELL. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. CONVECTION VALID AT 2100 UTC TUE MAY 21... .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH EXTENDS FROM 10N86W TO LOW PRES NEAR 11N107W 1008 MB TO 08N125W. ITCZ EXTENDS FROM 08N125W TO BEYOND 07N140W. SCATTERED MODERATE ISOLATED STRONG FROM 03N TO 14N BETWEEN 78W AND 112W. .FORECASTER AREINHART. NATIONAL HURRICANE CENTER. NATIONAL WEATHER SERVICE HONOLULU HI NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E SYNOPSIS VALID 1800 UTC MAY 21 2024. 24 HOUR FORECAST VALID 1800 UTC MAY 22 2024. 48 HOUR FORECAST VALID 1800 UTC MAY 23 2024. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .TROUGH FROM 29N160W TO 23N167W TO 16N176W MOVING W 10 KT. ISOLATED MODERATE TSTMS WITHIN 180 NM OF TROUGH N OF 20N. .24 HOUR FORECAST TROUGH FROM 30N161W TO 25N163W. .48 HOUR FORECAST TROUGH FROM 30N162W TO 22N167W. .TROUGH FROM 30N168W TO 24N164W MOVING N 10 KT. .24 HOUR FORECAST TROUGH DISSIPATED. .NE TO E WINDS 20 TO 25 KT FROM 30N TO 07N E OF 157W. .24 HOUR FORECAST E TO NE WINDS FROM 07N TO 30N E OF 165W. .48 HOUR FORECAST WINDS 20 TO 25 KT E OF LINE FROM 30N153W TO 20N160W TO 08N170W. .SEAS 8 TO 9 FT FROM 08N TO 20N E OF 150W. .24 HOUR FORECAST SEAS 8 TO 9 FT FROM 08N TO 18N E OF 150W. .48 HOUR FORECAST SEAS 8 TO 9 FT FROM 08N TO 13N E OF 158W. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS 8 FT OR LESS. .ISOLATED TSTMS FROM 15N TO 25S BETWEEN 160E AND 165E. .ITCZ FROM 01N171E 05N180W 03N170W 04N160W 07N150W 08N140W. ISOLATED MODERATE TSTMS WITHIN 180 NM OF ITCZ E OF 165W AND W OF 155W. $$ .FORECASTER PECHACEK. HONOLULU HI.