


High Seas Forecast
Issued by NWS
Issued by NWS
767 FZPN02 KWBC 060525 HSFEPI HIGH SEAS FORECAST FOR METAREA XII NWS OCEAN PREDICTION CENTER WASHINGTON DC 0545 UTC MON OCT 06 2025 CCODE/2:31:12:11:00/AOW+POR+AOE/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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). FROM OCTOBER 15 TO APRIL 1, DUE TO THE CLIMATOLOGY OF THE NORTH PACIFIC AND THE FREQUENCY AND VOLUME OF WEATHER HAZARDS, ALONG WITH CUSTOMER FEEDBACK, HIGH SEAS FORECASTS WILL BE LIMITED TO WINDS OF 25 TO 35 KNOTS AND HIGHER, AND SEAS OF 4 METERS OR GREATER, ALONG WITH FREEZING SPRAY, DENSE FOG, VOLCANIC ASH, AND ANYTHING TROPICAL (INCLUDING A DEPRESSION). LESSER CONDITIONS WILL BE INCLUDED FOR WARNING CONDITIONS AND TO PRESERVE CONTINUITY WHERE APPROPRIATE. 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 0000 UTC OCT 06. 24 HOUR FORECAST VALID 0000 UTC OCT 07. 48 HOUR FORECAST VALID 0000 UTC OCT 08. .WARNINGS. ...STORM WARNING... .12 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 46N163E 995 MB. WITHIN 120 NM SE OF A LINE FROM LOW CENTER TO 42N160E WINDS 40 TO 50 KT. SEAS 3 TO 5 M. .24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 53N174E 980 MB. WITHIN 240 NM E AND SE QUADRANTS WINDS 40 TO 55 KT. SEAS 4.5 TO 7 M. ELSEWHERE WITHIN 180 NM NE AND 240 NM S QUADRANTS AND FROM 45N TO 57N BETWEEN 171W AND 176E WINDS 30 TO 45 KT. SEAS 2.5 TO 4.5 M. ALSO...EXCEPT WHERE DESCRIBED BY LOW 53N166E IN GALE WARNING BELOW...N OF A LINE FROM 33N160E TO 35N178E TO 41N169W WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M. .48 HOUR FORECAST LOW 64N176W 968 MB. FRONT TO EXTEND FROM LOW TO 60N169W TO 43N178W TO 31N171E. WITHIN 180 NM E SEMICIRCLE AND WITHIN 240 NM E OF FRONT FROM 44N TO 61N WINDS 40 TO 50 KT. SEAS 4.5 TO 7.5 M...HIGHEST NEAR 53N171W. ELSEWHERE N OF 33N W OF A LINE FROM 65N166W TO 53N148W TO 45N162W TO 33N179W WINDS 25 TO 40 KT. SEAS 3 TO 6 M...HIGHEST NEAR 44N173W. ...GALE WARNING... .LOW INLAND NEAR 59N157W 992 MB MOVING NE 20 KT. FROM 50N TO 57N BETWEEN 148W AND 163W WINDS 25 TO 40 KT. SEAS 3 TO 5 M. ELSEWHERE N OF A LINE FROM 50N136W TO 43N163W AND FROM 43N TO 58N BETWEEN 163W AND 178W WINDS 20 TO 30 KT. SEAS 2.5 TO 5 M...HIGHEST NEAR 55N171W. .24 HOUR FORECAST LOW WELL INLAND WITH NEW LOW TO FORM NEAR 60N146W 1001 MB. WITHIN 540 NM S AND 300 NM SW QUADRANTS WINDS 25 TO 40 KT. SEAS 3 TO 5.5 M...HIGHEST NEAR 56N145W. ELSEWHERE N OF 45N BETWEEN 133W AND 170W WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M. .48 HOUR FORECAST LOW 57N138W 1014 MB. BETWEEN 120 NM AND 600 NM S AND SW QUADRANTS WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M...HIGHEST SW OF CENTER. ...GALE WARNING... .LOW W OF AREA NEAR 55N165E 982 MB MOVING NE 20 KT. WITHIN 480 NM SE SEMICIRCLE WINDS 25 TO 40 KT. SEAS 3.5 TO 5.5 M. ELSEWHERE WITHIN 660 NM SE SEMICIRCLE WINDS 20 TO 30 KT. SEAS 3 TO 4.5 M. .24 HOUR FORECAST LOW 59N176E 985 MB. N OF 49N W OF 167E WINDS 25 TO 40 KT. SEAS 2.5 TO 4.5 M. .48 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 64N176W IN STORM WARNING ABOVE. ...GALE WARNING... .LOW NW OF AREA 61N179W 990 MB MOVING NE 05 KT THEN NW AFTER 12 HOURS. WITHIN 90 NM S SEMICIRCLE WINDS 25 TO 35 KT. SEAS 3 TO 4.5 M. ELSEWHERE WITHIN 240 NM S AND SE SEMICIRCLES WINDS TO 25 KT. SEAS TO 4 M...HIGHEST S OF LOW. .24 HOUR FORECAST LOW DISSIPATED WITH CONDITIONS DESCRIBED WITH LOW 59N176E IN GALE WARNING ABOVE. ...GALE WARNING... .24 HOUR FORECAST LOW 53N166E 986 MB. FROM 45N TO 53N W OF 171E WINDS 25 TO 40 KT. SEAS 3.5 TO 6 M. .48 HOUR FORECAST LOW 61N179E 980 MB. CONDITIONS AS DESCRIBED WITH LOW 64N176W IN STORM WARNING ABOVE. .SYNOPSIS AND FORECAST. .E OF A LINE FROM 45N131W TO 41N133W TO 38N132W TO 31N128W AREA OF NW TO N WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. .24 HOUR FORECAST FROM 35N TO 47N BETWEEN 125W AND 134W AREA OF N TO NW WINDS TO 25 KT. SEAS TO 3 M...HIGHEST NEAR 40N130W. .48 HOUR FORECAST WITHIN 360 NM SE AND S OF A LINE FROM 50N129W TO 41N142W AREA OF N TO NE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. .FROM 33N TO 35N BETWEEN 174E AND 167E AREA OF E TO NE WINDS TO 25 KT. SEAS TO 2.5 M. .24 HOUR FORECAST CONDITIONS DIMINISHED. .24 HOUR FORECAST S OF A LINE FROM 47N142W TO 40N168W AREA OF N TO NE WINDS 20 TO 30 KT. SEAS TO 4 M. .48 HOUR FORECAST S OF 42N BETWEEN 145W AND 165W AREA OF NE WINDS TO 25 KT. SEAS 2.5 TO 3.5 M. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 48N TO 56N BETWEEN 136W AND 149W...AND N OF 58N E OF 154W. .24 HOUR FORECAST DENSE FOG N OF 53N BETWEEN 130W AND 133W. .48 HOUR FORECAST CONDITIONS IMPROVED. .FORECASTER BANCROFT. 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 0000 UTC MON OCT 6. 24 HOUR FORECAST VALID 0000 UTC TUE OCT 7. 48 HOUR FORECAST VALID 0000 UTC WED OCT 8. .WARNINGS. ...HURRICANE WARNING... .HURRICANE PRISCILLA NEAR 16.7N 107.3W 986 MB AT 0300 UTC OCT 06 MOVING NNW OR 330 DEG AT 3 KT. MAXIMUM SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS WITHIN 170 NM NE QUADRANT...140 NM SE QUADRANT...110 NM SW QUADRANT...AND 120 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 205 NM NE QUADRANT...300 NM SE QUADRANT...240 NM SW QUADRANT...AND 180 NM NW QUADRANT WITH SEAS TO 8.5 M. ELSEWHERE WITHIN 17N100W TO 22N110W TO 15N114W TO 09N111W TO 08N104W TO 11N99W TO 17N100W...INCLUDING NEAR CABO CORRIENTES...WINDS 20 TO 33 KT. SEAS 2.5 TO 4.5 M. .24 HOUR FORECAST HURRICANE PRISCILLA NEAR 18.1N 108.5W. MAXIMUM SUSTAINED WINDS 75 KT GUSTS 90 KT. TROPICAL STORM FORCE WINDS WITHIN 130 NM NW AND SE QUADRANTS...160 NM NE QUADRANT AND 120 NM SW QUADRANT. SEAS 4 M OR GREATER WITHIN 210 NM N SEMICIRCLE AND 330 NM S SEMICIRCLE WITH SEAS TO 10.0 M. ELSEWHERE WITHIN 22N107W TO 20N110W TO 20N113W TO 17N113W TO 15N109W TO 17N106W TO 22N107W...INCLUDING NEAR CABO CORRIENTES...WINDS 20 TO 33 KT. SEAS 4.0 TO 5.5 M. REMAINDER AREA WITHIN 16N99W TO 24N108W TO 22N114W TO 11N113W TO 08N105W TO 11N101W TO 16N99W...INCLUDING NEAR CABO CORRIENTES AND THE GULF OF CALIFORNIA AND WITHIN 60 NM OF SHORE...WINDS 20 KT OR LESS. SEAS 2.5 TO 4.5 M IN MIXED SWELL. .48 HOUR FORECAST HURRICANE PRISCILLA NEAR 20.0N 111.1W. MAXIMUM SUSTAINED WINDS 90 KT GUSTS 110 KT. TROPICAL STORM FORCE WINDS WITHIN 110 NM W SEMICIRCLE...140 NM NE QUADRANT AND 120 NM SE QUADRANT. SEAS 4 M OR GREATER WITHIN 240 NM N SEMICIRCLE AND 330 NM S SEMICIRCLE WITH SEAS TO 11.5 M. WITHIN 23N109W TO 24N114W TO 19N115W TO 17N111W TO 19N109W TO 21N113W TO 23N109W...INCLUDING WITHIN 60 NM OF SHORE...WINDS 20 TO 33 KT. SEAS 5.5 TO 7.0 M. WITHIN 17N102W TO 26N110W TO 26N116W TO 23N119W TO 11N112W TO 10N104W TO 17N102W...INCLUDING NEAR CABO CORRIENTES AND THE GULF OF CALIFORNIA AND WITHIN 60 NM OF SHORE...WITHIN 60 NM OF SHORE...WINDS 20 KT OR LESS. SEAS 2.5 TO 4.5 M IN MIXED SWELL. ...HURRICANE WARNING... .HURRICANE OCTAVE NEAR 16.4N 122.8W 984 MB AT 0300 UTC OCT 06 MOVING NE OR 055 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS 75 KT GUSTS 90 KT. TROPICAL STORM FORCE WINDS WITHIN 60 NM N SEMICIRCLE AND 50 NM S SEMICIRCLE. SEAS 4 M OR GREATER WITHIN 75 NM E SEMICIRCLE...105 NM SW QUADRANT AND 90 NM NW QUADRANT WITH SEAS TO 6.0 M. WITHIN 19N122W TO 19N124W TO 15N126W TO 14N124W TO 14N122W TO 15N121W TO 19N122W WINDS 20 TO 33 KT. SEAS 2.5 TO 4.5 M. WITHIN 15N119W TO 19N122W TO 19N128W TO 14N128W TO 10N125W TO 10N122W TO 15N119W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.5 M IN MIXED SWELL. .24 HOUR FORECAST HURRICANE OCTAVE NEAR 16.3N 120.8W. MAXIMUM SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS WITHIN 50 NM OF CENTER EXCEPT 40 NM SE QUADRANT. SEAS 4 M OR GREATER WITHIN 60 NM N SEMICIRCLE AND 90 NM S SEMICIRCLE WITH SEAS TO 5.0 M. WITHIN 17N117W TO 19N121W TO 17N125W TO 15N125W TO 10N124W TO 13N117W TO 17N117W W TO NW WINDS 20 TO 33 KT. SEAS 2.5 TO 4.5 M. .36 HOUR FORECAST TROPICAL STORM OCTAVE NEAR 16.1N 119.6W. MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. .48 HOUR FORECAST TROPICAL STORM OCTAVE NEAR 15.7N 118.4W. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM OF CENTER EXCEPT 30 NM NE QUADRANT. SEAS 4 M OR GREATER WITHIN 60 NM SW SEMICIRCLE AND 0 NM NE SEMICIRCLE WITH SEAS TO 4.0 M. WITHIN 16N117W TO 17N120W TO 15N120W TO 12N118W TO 12N116W TO 14N115W TO 16N117W WINDS 20 TO 33 KT. SEAS 2.5 TO 4.5 M. WITHIN 17N114W TO 19N118W TO 18N121W TO 14N122W TO 10N121W TO 12N114W TO 17N114W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL. FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE AND INTENSITY. .SYNOPSIS AND FORECAST. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. CONVECTION VALID AT 0350 UTC MON OCT 6... .HURRICANE PRISCILLA...NUMEROUS MODERATE TO STRONG FROM 13N TO 19N BETWEEN 104W AND 110W. SCATTERED MODERATE TO STRONG IN SPIRAL BANDS ELSEWHERE FROM 10N TO 23N BETWEEN 100W AND 114W. .HURRICANE OCTAVE...NUMEROUS MODERATE TO STRONG FROM 15N TO 18N BETWEEN 121W AND 124W. .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... THE MONSOON TROUGH EXTENDS FROM 08N83W TO 14N99W...THEN RESUMES SW OF OCTAVE FROM 13N128W TO 10N134W. THE ITCZ EXTENDS FROM 10N134W TO BEYOND 09N140W. SCATTERED MODERATE TO ISOLATED STRONG FROM 02N TO 16N E OF 99W. $$ .FORECASTER RAMOS. NATIONAL HURRICANE CENTER. NATIONAL WEATHER SERVICE HONOLULU HI NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E SYNOPSIS VALID 0000 UTC OCT 06 2025. 24 HOUR FORECAST VALID 0000 UTC OCT 07 2025. 48 HOUR FORECAST VALID 0000 UTC OCT 08 2025. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .TROUGH 30N150W 25N160W 25N166W MOVING SW 10 KT. .24 HOUR FORECAST TROUGH 25N155W 24N160W 24N165W. .48 HOUR FORECAST TROUGH 23N153W 20N165W. .TROUGH 26N143W 22N145W 18N144W MOVING NW SLOWLY. .24 HOUR FORECAST TROUGH 26N144W 20N148W 18N150W. .48 HOUR FORECAST TROUGH 26N147W 20N150W. .LOW 09N144W 1012 MB. TROUGH FROM LOW TO 08N145W. LOW AND TROUGH MOVING W 10 KT. .24 HOUR FORECAST LOW 10N145W 1011 MB. TROUGH FROM LOW TO 08N143W. .48 HOUR FORECAST LOW WEAKENS TO TROUGH. TROUGH 11N143W 08N144W. .WINDS 20 KT OR LESS OVER ENTIRE FORECAST AREA. .24 HOUR FORECAST SEAS 2.5 TO 3 M N OF 25N BETWEEN 155W AND 165W. .48 HOUR FORECAST SEAS 2.5 TO 3 M N OF 25N BETWEEN 158W AND 170W. .OTHERWISE...SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA. .ITCZ 09N140W 09N145W. MONSOON TROUGH 08N148W 08N158W THENCE ITCZ 08N161W 10N169W 10N175E. ISOLATED TSTMS WITHIN 150 NM OF ITCZ AND TROUGH. .SCATTERED MODERATE TSTMS 12N TO 30N BETWEEN 180W AND 170E...AND WITHIN 120 NM OF POINT 09N144W. $$ .FORECASTER PECHACEK. HONOLULU HI.