FZPN02 KWBC 162325 HSFEPI HIGH SEAS FORECAST FOR METAREA XII NWS OCEAN PREDICTION CENTER WASHINGTON DC 2345 UTC SAT MAY 16 2026 CCODE/1:31:12:01:00/AOW+POR/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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). FOR ANY TROPICAL CYCLONE INFORMATION BEYOND 48 HOURS REFERENCE THE ASSOCIATED NWS TROPICAL CYCLONE FORECAST/ADVISORY (TCM). SECURITE PACIFIC S OF 67N AND N OF 30N E OF A LINE FROM THE BERING STRAIT TO 53N172E TO 50N180W TO 30N180W ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS SYNOPSIS VALID 1800 UTC MAY 16. 24 HOUR FORECAST VALID 1800 UTC MAY 17. 48 HOUR FORECAST VALID 1800 UTC MAY 18. .WARNINGS. ...STORM WARNING... .LOW 46N159W 1004 MB MOVING NE 35 KT. WITHIN 180 NM NE OF A FRONT FROM 49N156W TO THE LOW TO 39N163W WINDS 35 TO 45 KT. SEAS 4 TO 7 M. ELSEWHERE WITHIN 720 NM NE...480 NM SE AND 600 NM SW QUADRANTS WINDS 25 TO 35 KT. SEAS 2.5 TO 5 M. .18 HOUR FORECAST LOW 58N152W 994 MB. WITHIN 90 NM N AND BETWEEN 120 NM AND 300 NM NE AND 240 NM AND 420 NM SE QUADRANTS...INCLUDING THE SHELIKOF STRAIT...WINDS 35 TO 50 KT. SEAS 3 TO 6 M. .24 HOUR FORECAST LOW 59N152W 997 MB. WITHIN 90 NM N AND NE OF A LINE FROM 60N148W TO 58N140W TO 56N137W WINDS 35 TO 50 KT. SEAS 3.5 TO 6.5 M. ELSEWHERE N OF 55N BETWEEN 141W AND 133W...WITHIN 240 NM E AND SE OF A LINE FROM 55N139W TO 42N147W AND WITHIN 420 NM S AND BETWEEN 120 NM AND 900 NM SW QUADRANTS WINDS 25 TO 35 KT. SEAS 2.5 TO 5 M. .48 HOUR FORECAST INLAND LOW 59N156W 1005 MB. FROM 44N TO 54N BETWEEN 158W AND 160W...WITHIN 240 NM SE AND S OF A LINE FROM 54N149W TO 48N158W AND WITHIN 180 NM NE AND E OF A LINE FROM 54N149W TO 57N154W WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M. ELSEWHERE N OF 50N E OF 145W WINDS LESS THAN 25 KT. SEAS TO 3 M IN MIXED SWELL. ...GALE WARNING... .LOW 55N168W 976 MB MOVING NW 10 KT. WITHIN 360 NM NE SEMICIRCLE...BETWEEN 120 NM AND 240 NM SE QUADRANT AND WITHIN 180 NM S AND SW OF A LINE FROM 53N165W TO 54N173W WINDS 25 TO 40 KT. SEAS 4 TO 7 M...HIGHEST SE QUADRANT. SEAS 2.5 TO 4 M N OF THE ALEUTIAN ISLANDS. ELSEWHERE WITHIN 660 NM NE...840 NM E...900 NM S...840 NM SW AND 540 NM NW QUADRANTS WINDS 20 TO 30 KT. SEAS 3 TO 6 M...EXCEPT TO 3 M N OF THE ALEUTIAN ISLANDS. .24 HOUR FORECAST LOW 57N173W 979 MB. FROM 42N TO 55N BETWEEN 160W AND 180W...WITHIN 300 NM E AND SE AND WITHIN 360 NM W...120 NM N AND 300 NM NE QUADRANTS WINDS 20 TO 30 KT. SEAS 2.5 TO 5 M...EXCEPT TO 3 M N OF THE ALEUTIAN ISLANDS. .48 HOUR FORECAST LOW 55N179W 985 MB. BETWEEN 180 NM AND 540 NM SE...180 NM AND 660 NM S...60 NM AND 300 NM W AND 120 NM AND 300 NM N QUADRANTS WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M...HIGHEST NEAR 48N164W. SEAS TO 3 M N OF THE ALEUTIAN ISLANDS. ...GALE WARNING... .NE AND E OF A LINE FROM 33N122W TO 40N127W AREA OF NW TO N WINDS 25 TO 35 KT. SEAS 3 TO 5 M. ALSO E OF A LINE FROM 30N133W TO 42N129W AREA OF NW TO N WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M. .24 HOUR FORECAST NE AND E OF A LINE FROM 32N124W TO 40N126W AREA OF NW WINDS 30 TO 40 KT. SEAS 3.5 TO 6 M. ELSEWHERE FROM 30N TO 43N BETWEEN 118W AND 132W AREA OF NW TO N WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M. .48 HOUR FORECAST FROM 30N TO 36N BETWEEN 122W AND 136W AND E OF A LINE FROM 36N132W TO 43N130W AREA OF NW TO N WINDS 20 TO 30 KT. SEAS 2.5 TO 5 M. ...GALE WARNING... .48 HOUR FORECAST NEW LOW 52N165W 993 MB. WITHIN 300 NM SE AND 420 NM S QUADRANTS WINDS 25 TO 35 KT. SEAS 3 TO 4.5 M...HIGHEST NEAR 48N165W. ELSEWHERE WITHIN 240 NM NE AND 780 NM SW QUADRANTS WINDS 20 TO 30 KT. SEAS TO 3.5 M. .SYNOPSIS AND FORECAST. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 240 NM NE AND E OF A LINE FROM 51N156W TO 57N156W...N AND NE OF A LINE FROM 50N163W TO 58N177E AND N OF THE ALEUTIAN ISLANDS FROM 52N TO 55N W OF 179E. .24 HOUR FORECAST DENSE FOG WITHIN 90 NM N AND NE OF A LINE FROM 60N150W TO 58N140W...WITHIN 180 NM NE AND E OF A LINE FROM 47N145W TO 52N143W AND N OF THE ALEUTIAN ISLANDS N OF 53N W OF 171W. .48 HOUR FORECAST DENSE FOG WITHIN 120 NM NW OF A LINE FROM 51N166W TO 53N162W...FROM 50N TO 52N W OF 177W AND N OF THE ALEUTIAN ISLANDS FROM 52N TO 58N W OF 176W. .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 1800 UTC SAT MAY 16. 24 HOUR FORECAST VALID 1800 UTC SUN MAY 17. 48 HOUR FORECAST VALID 1800 UTC MON MAY 18. .WARNINGS. ...GALE WARNING... .12 HOUR FORECAST WITHIN 31N113W TO 31N114W TO 31N115W TO 30N115W TO 30N114W TO 30N113W TO 31N113W...INCLUDING GULF OF CALIFORNIA...S TO SW WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .24 HOUR FORECAST LITTLE CHANGE. .30 HOUR FORECAST WITHIN 31N114W TO 30.5N114W TO 30N114.5W TO 30N114W TO 30.5N113.5W TO 31N114W...INCLUDING GULF OF CALIFORNIA...S TO SW WINDS 30 TO 35 KT. SEAS LESS THAN 2.5 M. ELSEWHERE WITHIN 31N113W TO 32N114W TO 30N114W TO 29N113W TO 30N113W TO 31N113W...INCLUDING GULF OF CALIFORNIA...S TO SW WINDS 20 TO 30 KT. SEAS LESS THAN 2.5 M. .36 HOUR FORECAST WITHIN 31N113W TO 32N114W TO 30N115W TO 30N114W TO 30N113W TO 31N113W...INCLUDING GULF OF CALIFORNIA...S TO SW WINDS 20 TO 30 KT. SEAS NEAR 2.5 M. .42 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .SYNOPSIS AND FORECAST. .WITHIN 30N117W TO 30N138W TO 27N135W TO 26N127W TO 27N120W TO 30N117W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N SWELL. .24 HOUR FORECAST WITHIN 30N119W TO 30N125W TO 29N124W TO 28N122W TO 29N119W TO 30N119W NW TO N WINDS 20 TO 25 KT. SEAS 4.0 TO 5.0 M IN N SWELL. ELSEWHERE WITHIN 30N116W TO 29N137W TO 23N140W TO 20N127W TO 24N117W TO 30N116W...INCLUDING SEBASTIAN VIZCAINO BAY... WINDS 20 KT OR LESS. SEAS 2.5 TO 4.5 M IN N TO NE SWELL. .48 HOUR FORECAST WITHIN 29N114W TO 30N135W TO 27N140W TO 04N140W TO 10N127W TO 20N114W TO 29N114W...INCLUDING SEBASTIAN VIZCAINO BAY...WINDS 20 KT OR LESS. SEAS 2.5 TO 4.0 M IN N TO NE SWELL. .WITHIN 19N131W TO 19N134W TO 25N136W TO 26N140W TO 09N140W TO 08N127W TO 19N131W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE SWELL. .24 HOUR FORECAST WITHIN 20N130W TO 22N140W TO 06N140W TO 05N132W TO 11N126W TO 20N130W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE SWELL. .48 HOUR FORECAST CONDITIONS MERGED TO AREA TO THE N. .WITHIN 02S115W TO 01S116W TO 02S120W TO 03.4S120W TO 03.4S115W TO 02S115W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S SWELL. .24 HOUR FORECAST WITHIN 01S115W TO 01S119W TO 01N120W TO 01N123W TO 00N127W TO 03.4S113W TO 01S115W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S SWELL. .48 HOUR FORECAST WITHIN 00N120W TO 00N124W TO 02N130W TO 01N140W TO 03.4S120W TO 03S108W TO 00N120W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S SWELL. .06 HOUR FORECAST WITHIN 12N86W TO 11N88W TO 10N88W TO 10N87W TO 11N86W TO 12N86W...INCLUDING GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .24 HOUR FORECAST LITTLE CHANGE. .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 SAT MAY 16... .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH AXIS EXTENDS FROM 09N84W TO 05N100W. ITCZ AXIS EXTENDS FROM 05N100W TO 08N120W TO BEYOND 06N140W. NUMEROUS MODERATE TO SCATTERED STRONG FROM 02N TO 08N E OF 89W. SCATTERED MODERATE TO ISOLATED STRONG FROM 04N TO 08N BETWEEN 91W AND 100W... AND FROM 02N TO 11N BETWEEN 113W AND 135W. $ FORECASTER CHAN. NATIONAL HURRICANE CENTER. NATIONAL WEATHER SERVICE HONOLULU HI NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 180W SYNOPSIS VALID 1800 UTC MAY 16 2026. 24 HOUR FORECAST VALID 1800 UTC MAY 17 2026. 48 HOUR FORECAST VALID 1800 UTC MAY 18 2026. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .TROUGH 30N164W 22N165W 19N165W MOVING W SLOWLY. .24 HOUR FORECAST WEAK TROUGH 28N169W 20N166W. .48 HOUR FORECAST TROUGH DISSIPATED. .TROUGH 16N155W 10N158W MOVING NW 10 KT. ISOLATED MODERATE TSTMS FROM 10N TO 16N BETWEEN 148W AND 155W. .24 HOUR FORECAST WEAK TROUGH 17N162W 12N164W. .48 HOUR FORECAST TROUGH DISSIPATED. .WINDS 20 TO 30 KT FROM 14N TO 19N BETWEEN 150W AND 156W. WINDS 20 TO 25 KT FROM 09N TO 26N BETWEEN 140W AND 150W. .24 HOUR FORECAST WINDS 20 TO 30 KT 09N TO 17N BETWEEN 140W AND 160W. .48 HOUR FORECAST WINDS 20 TO 25 KT FROM 12N TO 17N BETWEEN 151W AND 161W. .WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA. .SEAS 2.5 TO 3.5 M FROM 07N TO 26N BETWEEN 140W AND 156W. .24 HOUR FORECAST SEAS 2.5 TO 3.5 M FROM 10N TO 19N E OF 170W. .48 HOUR FORECAST SEAS 2.5 TO 3 M FROM 08N TO 17N E OF 161W. .SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA. .ITCZ 06N140W 07N165W 05N175W 05N180W. ISOLATED MODERATE TSTMS WITHIN 180 NM OF ITCZ. $$ .FORECASTER ALMANZA. HONOLULU HI.=