FZPN02 KWBC 171125 HSFEPI HIGH SEAS FORECAST FOR METAREA XII NWS OCEAN PREDICTION CENTER WASHINGTON DC 1145 UTC THU APR 17 2025 CCODE/1:31:12:01:00/AOW+POR/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 APR 17. 24 HOUR FORECAST VALID 0600 UTC APR 18. 48 HOUR FORECAST VALID 0600 UTC APR 19. .WARNINGS. ...STORM WARNING... .LOW 58N162W 982 MB MOVING NE 10 KT. WITHIN 90 NM N OF A FRONT EXTENDING FROM 59N142W TO 60N148W WINDS 35 TO 50 KT. SEAS 11 TO 21 FT. ALSO FROM 50N TO 61N BETWEEN 138W AND 173W WINDS 25 TO 40 KT. SEAS 10 TO 18 FT. ELSEWHERE FROM 42N TO 65N BETWEEN 137W AND 176W WINDS 20 TO 30 KT. SEAS 8 TO 15 FT. .24 HOUR FORECAST LOW 59N153W 996 MB. WITHIN 420 NM S AND SW QUADRANTS WINDS 25 TO 35 KT. SEAS 9 TO 16 FT. ELSEWHERE FROM 47N TO 59N BETWEEN 140W AND 163W WINDS 20 TO 30 KT. SEAS 8 TO 14 FT. .48 HOUR FORECAST LOW 59N146W 1012 MB. FROM 47N TO 55N BETWEEN 133W AND 163W WINDS 20 TO 30 KT. SEAS 8 TO 13 FT. ...GALE WARNING... .FROM 40N TO 43N E OF 126W N WINDS 25 TO 35 KT. SEAS 9 TO 16 FT. ELSEWHERE FROM 35N TO 51N BETWEEN 124W AND 131W N WINDS 20 TO 30 KT. SEAS 8 TO 14 FT. .24 HOUR FORECAST FROM 36N TO 50N BETWEEN 124W AND 132W N WINDS 20 TO 30 KT. SEAS TO 12 FT. .48 HOUR FORECAST FROM 48N TO 50N E OF 128W NW WINDS 25 TO 35 KT. SEAS TO 12 FT. ELSEWHERE FROM 34N TO 55N BETWEEN 123W AND 133W N WINDS 20 TO 30 KT. SEAS TO 10 FT. ...GALE WARNING... .COMPLEX LOW W OF AREA WITH MAIN CENTER 48N153E 986 MB MOVING NE 15 KT AND A SECONDARY CENTER 53N162E 993 MB MOVING NE 15 KT. WITHIN 660 NM S AND SE QUADRANTS OF MAIN CENTER...AND BETWEEN 300 NM AND 960 NM S AND SE QUADRANTS OF SECONDARY CENTER WINDS 25 TO 35 KT. SEAS 8 TO 15 FT. ELSEWHERE FROM 35N TO 55N W OF 178E WINDS 20 TO 30 KT. SEAS 8 TO 13 FT. .24 HOUR FORECAST LOW 50N165E 996 MB. BETWEEN 240 NM AND 780 NM S AND SW QUADRANTS WINDS 25 TO 35 KT. SEAS 10 TO 18 FT. ELSEWHERE WITHIN 660 NM SE...AND 840 NM S AND SW QUADRANTS WINDS 20 TO 30 KT. SEAS 8 TO 15 FT. .48 HOUR FORECAST LOW 50N177E 998 MB. WITHIN 660 NM SE AND 420 NM SW QUADRANTS WINDS 25 TO 35 KT. SEAS 9 TO 15 FT. ELSEWHERE 300 NM E AND NE...720 NM SE...AND 480 NM SW QUADRANTS WINDS 20 TO 30 KT. SEAS 8 TO 13 FT. ...GALE WARNING... .24 HOUR FORECAST NEW LOW 55N177E 996 MB. WITHIN 420 NM E OF A FRONT TO EXTEND FROM 40N177E TO 53N170W WINDS 25 TO 35 KT. SEAS 9 TO 16 FT. ELSEWHERE WITHIN 480 NM E OF A LINE FROM 36N172E TO 53N174W WINDS 20 TO 30 KT. SEAS 8 TO 14 FT. .48 HOUR FORECAST LOW MOVED NW OF AREA. .SYNOPSIS AND FORECAST. .EXCEPT AS NOTED IN WARNINGS SECTION ABOVE FROM 30N TO 35N BETWEEN 153W AND 175W NE WINDS TO 25 KT. SEAS 8 TO 14 FT. .24 HOUR FORECAST FROM 30N TO 39N BETWEEN 147W AND 170W NE WINDS 20 TO 30 KT. SEAS TO 12 FT. .48 HOUR FORECAST FROM 30N TO 38N BETWEEN 148W AND 170W E TO NE WINDS TO 25 KT. SEAS TO 9 FT. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 55N TO 63N BETWEEN 144W AND 169W...AND FROM 41N TO 51N BETWEEN 173E AND 167E. .24 HOUR FORECAST DENSE FOG FROM 57N TO 65N BETWEEN 147W AND 168W...FROM 44N TO 48N BETWEEN 175W AND 178E...AND WITHIN 120 NM OF 49N166E. .48 HOUR FORECAST DENSE FOG FROM 45N TO 52N BETWEEN 162W AND 178W. .LIGHT FREEZING SPRAY N AND NE OF A LINE FROM 57N167W TO 58N173W TO 60N179W. .24 HOUR FORECAST LIGHT FREEZING SPRAY N OF LINE FROM 57N161W TO 57N167W TO 60N178W. .48 HOUR FORECAST LIGHT FREEZING SPRAY N OF 58N BETWEEN 160W AND 165W. .FORECASTER MILLS. 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 0600 UTC THU APR 17. 24 HOUR FORECAST VALID 0600 UTC FRI APR 18. 48 HOUR FORECAST VALID 0600 UTC SAT APR 19. .WARNINGS. ...GULF OF CALIFORNIA GALE WARNING... .WITHIN 31N113W TO 30N115W TO 30N114W TO 30N113W TO 31N113W SW WINDS 25 TO 35 KT. SEAS TO 9 FT. .06 HOUR FORECAST WITHIN 31N113W TO 30.5N113.5W TO 30.5N114W TO 30N114W TO 30N113W TO 31N113W SW TO W WINDS 20 TO 25 KT. SEAS TO 8 FT. .12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .24 HOUR FORECAST WITHIN 31N113W TO 31N114W TO 30N115W TO 30N114W TO 30N113W TO 31N113W SW TO W WINDS 20 TO 30 KT. SEAS TO 8 FT. N OF 31N W TO NW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .30 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .SYNOPSIS AND FORECAST. .WITHIN 16N95W TO 15N96W TO 14N96W TO 14N95W TO 15N95W TO 16N95W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 20 TO 30 KT. SEAS TO 9 FT. .12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .WITHIN 11N86W TO 12N89W TO 10N89W TO 10N88W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO... NE TO E WINDS 20 TO 30 KT. SEAS TO 8 FT. .24 HOUR FORECAST WITHIN 11N86W TO 12N88W TO 10N89W TO 10N88W TO 10N87W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO... NE TO E WINDS 20 TO 30 KT. SEAS TO 8 FT. .48 HOUR FORECAST WITHIN 11N86W TO 12N87W TO 11N88W TO 10N89W TO 10N88W TO 10N87W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO... NE TO E WINDS 20 TO 30 KT. SEAS TO 9 FT. .WITHIN 30N129W TO 30N135.5W TO 30N135W TO 29.5N133W TO 29.5N131.5W TO 30N129W WINDS 20 KT OR LESS. SEAS 8 FT IN N TO NE SWELL. .18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .WITHIN 11N122W TO 12N123W TO 12N124W TO 10N124W TO 09N123W TO 09N122W TO 11N122W WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED N AND E SWELL. WITHIN 15N134W TO 15N136W TO 14N138W TO 11N140W TO 13N137W TO 13N134W TO 15N134W WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED NE SWELL. .24 HOUR FORECAST WITHIN 09N127W TO 10N128W TO 09N128W TO 08N127W TO 07N126W TO 08N126W TO 09N127W WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED N AND E SWELL. WITHIN 15N137W TO 15N139W TO 14N139W TO 11N140W TO 15N137W WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED NE SWELL. .48 HOUR FORECAST WITHIN 13N135W TO 15N136W TO 12N140W TO 08N140W TO 11N135W TO 11N120W TO 13N135W WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED N AND E SWELL. .WITHIN 03S105W TO 02.5S113.5W TO 03S115W TO 03.4S115.5W TO 03S111W TO 03.4S105W TO 03S105W WINDS 20 KT OR LESS. SEAS 8 FT IN SE SWELL. .24 HOUR FORECAST WITHIN 02S112W TO 01S114W TO 02S115W TO 03.4S118W TO 03S112W TO 02S112W WINDS 20 KT OR LESS. SEAS 8 FT IN SE SWELL. .48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. CONVECTION VALID AT 0820 UTC THU APR 17... .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... SURFACE TROUGH FROM 09.5N75W TO 07N78W TO 08.5N85W TO 05N94W. ITCZ FROM 05N94W TO 05N116W TO 02N137W. SOUTHERN HEMISPHERIC ITCZ FROM 00.5S95W TO 00.5S115W TO BEYOND 01.5S120W. SCATTERED MODERATE TO STRONG CONVECTION FROM 01S TO 08N E OF 90W. SCATTERED MODERATE ISOLATED STRONG CONVECTION FROM 03N TO 08N BETWEEN 92W AND 128W. $$ .FORECASTER STRIPLING. NATIONAL HURRICANE CENTER. NATIONAL WEATHER SERVICE HONOLULU HI NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E SYNOPSIS VALID 0600 UTC APR 17 2025. 24 HOUR FORECAST VALID 0600 UTC APR 18 2025. 48 HOUR FORECAST VALID 0600 UTC APR 19 2025. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .FRONT 30N155W 22N168W 20N176E NEARLY STATIONARY. ISOLATED MODERATE TSTMS WITHIN 210 NM E OF FRONT N OF 20N. .24 HOUR FORECAST FRONT 30N157W 24N166W. .48 HOUR FORECAST TROUGH DISSIPATED. .N TO NE WINDS 20 TO 25 KT N OF LINE 30N158W 21N170W 21N170E 21N170E 23N170E 30N176W...AND W OF LINE 15N160E 08N176E 03N167E 02N160E. .24 HOUR FORECAST NE TO E WINDS 20 TO 30 KT N OF A LINE 30N157W 18N173W 17N171E 21N164E 30N171W. .48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT N OF LINE 30N159W 25N175W 20N174E 27N174E 30N171W...AND E OF LINE 19N140W 20N143W 12N158W 05N160W 06N140W. .SEAS 12 TO 13 FT N OF LINE 30N161W 27N163W 25N170W 27N175W 30N169W. SEAS 8 TO 12 FT ELSEWHERE N OF LINE 30N157W 22N169W 19N179W 22N169E 25N168E 30N172E. SEAS 8 TO 9 FT FROM 10N TO 03N W OF 165E. .24 HOUR FORECAST SEAS 12 TO 13 FT IN AREA BOUNDED BY 24N170W 28N164W 27N163W 23N169W 24N170W. SEAS 8 TO 12 FT ELSEWHERE N OF LINE 30N149W 15N179W 15N176E 29N161E 30N177W. .48 HOUR FORECAST SEAS 8 TO 10 FT N OF LINE 30N156W 15N176W 19N163E 28N171E 30N173W. SEAS 8 TO 9 FT FROM 13N TO 07N E OF 149W. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS 8 FT OR LESS. $$ .FORECASTER PIERCE. HONOLULU HI.=