


High Seas Forecast
Issued by NWS
Issued by NWS
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330 FZPN01 KWBC 101608 HSFEP1 HIGH SEAS FORECAST NWS OCEAN PREDICTION CENTER WASHINGTON DC 1630 UTC FRI OCT 10 2025 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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). PLEASE SEE PROPOSAL TO ALIGN NWS PACIFIC HIGH SEAS FORECASTS WITH METAREA XII: HTTPS://OCEAN.WEATHER.GOV/HIGHSEASPACIFICPROPOSAL/ (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 1200 UTC OCT 10. 24 HOUR FORECAST VALID 1200 UTC OCT 11. 48 HOUR FORECAST VALID 1200 UTC OCT 12. .WARNINGS. ...HURRICANE FORCE WIND WARNING... .LOW 34N162E 978 MB MOVING NE 40 KT THEN TURNING N AFTER 18 HOURS. WITHIN 120 NM SE AND W SEMICIRCLES WINDS 50 TO 70 KT. SEAS 5 TO 10 M. ALSO WITHIN 180 NM NE...SE AND NW...AND 240 NM SW QUADRANTS WINDS 35 TO 50 KT. SEAS 4 TO 8.5 M. ELSEWHERE S OF 39N W OF 168E WINDS 25 TO 35 KT. SEAS 3 TO 6.5 M. OTHERWISE CONDITIONS DESCRIBED WITH LOW 53N167E BELOW. .24 HOUR FORECAST LOW 43N179W 978 MB. WITHIN 180 NM E AND SE...AND 240 NM SW QUADRANTS WINDS 40 TO 55 KT. SEAS 5 TO 8.5 M. ALSO WITHIN 420 NM E...540 NM S...360 NM SW AND 240 NM W QUADRANTS WINDS 25 TO 40 KT. SEAS 4.5 TO 7 M. ELSEWHERE CONDITIONS DESCRIBED WITH LOW 55N167E BELOW. .42 HOUR FORECAST LOW 57N174W 948 MB. WITHIN 180 NM E AND SE QUADRANTS WINDS 50 TO 75 KT. SEAS 7 TO 11 M. .48 HOUR FORECAST LOW 61N171W 946 MB. WITHIN 240 NM SE SEMICIRCLE WINDS 55 TO 70 KT. SEAS 8 TO 12 M. ALSO WITHIN 300 NM SE AND 180 NM W SEMICIRCLES WINDS 40 TO 55 KT. SEAS 5 TO 9 M. ELSEWHERE N OF 53N BETWEEN ALASKA AND 180W WINDS 25 TO 40 KT. SEAS 3 TO 6 M. OTHERWISE CONDITIONS DESCRIBED WITH LOW 54N168E BELOW. ...STORM WARNING... .LOW 53N167E 965 MB MOVING N 05 KT. A FRONT EXTENDS FROM 57N175E TO 55N178W TO 52N171W TO 46N170W. WITHIN 360 NM SE AND 420 NM SW QUADRANTS...AND FROM 56N TO 61N W OF 173W WINDS 40 TO 55 KT. SEAS 7 TO 11 M...HIGHEST WINDS AND SEAS S AND SW OF CENTER. ALSO WITHIN 660 NM E AND S SEMICIRCLES...AND WITHIN 420 NM N AND E OF THE FRONT WINDS 25 TO 40 KT. SEAS 4.5 TO 8.5 M. ELSEWHERE FROM 40N TO 57N BETWEEN 161W AND 170W...AND N AND W OF A LINE FROM 30N162E TO 40N180W TO 52N170W TO 58N170W TO 61N176W WINDS TO 25 KT. SEAS 2.5 TO 5 M. .24 HOUR FORECAST LOW JUST NW OF AREA 55N167E 970 MB. FROM 36N TO 50N W OF 170E...AND WITHIN 480 NM E AND SE QUADRANTS WINDS 30 TO 45 KT. SEAS 4.5 TO 8 M...HIGHEST WINDS AND SEAS S OF CENTER. ELSEWHERE...EXCEPT WHERE DESCRIBED ABOVE IN HURRICANE FORCE WIND WARNING...N AND W OF A LINE FROM 30N178E TO 45N164W TO 65N166W WINDS 20 TO 30 KT. SEAS 2.5 TO 5 M IN MIXED SWELL. .48 HOUR FORECAST LOW 54N168E 980 MB. FROM 42N TO 51N W OF 180W WINDS 30 TO 45 KT. SEAS 5 TO 8.5 M. ALSO FROM 34N TO 54N W OF 180W...AND BETWEEN 300 AND 660 NM SE QUADRANT WINDS 20 TO 30 KT. SEAS 3.5 TO 7 M. ELSEWHERE...EXCEPT WHERE DESCRIBED WITH HURRICANE FORCE WIND WARNING ABOVE...NW OF A LINE FROM 30N173W TO 54N150W TO 66N166W WINDS TO 25 KT. SEAS TO 3.5 M IN MIXED SWELL. ...GALE WARNING... .LOW 43N131W 1006 MB MOVING SE 15 KT THEN DISSIPATING. WITHIN 420 NM W SEMICIRCLE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. .12 HOUR FORECAST FROM 50N TO 55N E OF 138W AREA OF NW WINDS 25 TO 35 KT. SEAS 2.5 TO 3.5 M. .24 HOUR FORECAST NEW LOW NEAR 48N125W 1010 MB. WITHIN 420 NM SW AND 600 NM NW QUADRANTS WINDS 25 TO 40 KT. SEAS 2.5 TO 4.5 M. ELSEWHERE FROM 35N TO 57N BETWEEN 126W AND 139W WINDS TO 25 KT. SEAS TO 3 M. .48 HOUR FORECAST LOW 49N124W 1010 MB. WITHIN 540 NM SW AND 660 NM NW QUADRANTS WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M. ELSEWHERE FROM 36N TO 54N E OF 139W WINDS TO 25 KT. SEAS TO 3 M. ...GALE WARNING... .48 HOUR FORECAST NEW LOW NEAR 58N154W 1002 MB. WITHIN 120 NM NE QUADRANT...AND WITHIN 480 NM SE OF A FRONT FROM LOW CENTER TO 40N168W WINDS 25 TO 35 KT. SEAS 2.5 TO 5 M. ELSEWHERE CONDITIONS DESCRIBED WITH LOW 54N168E ABOVE. .SYNOPSIS AND FORECAST. .LOW 60N141W 1014 MB MOVING SE 15 KT. WITHIN 360 NM S AND W QUADRANTS WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. .24 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DESCRIBED WITH LOW 48N125W IN WARNINGS SECTION ABOVE. .LOW 36N160W 1012 MB MOVING SE 10 KT. WITHIN 360 NM N AND NE QUADRANTS WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. .24 HOUR FORECAST LOW 33N157W 1018 MB. BETWEEN 240 NM AND 540 NM N AND NE QUADRANTS WINDS 20 TO 30 KT. SEAS TO 3 M. .48 HOUR FORECAST LOW 32N153W 1022 MB. WITHIN 540 NM NE AND 480 NM N QUADRANTS WINDS 20 TO 30 KT. SEAS TO 3 M. .24 HOUR FORECAST NEW LOW NEAR 58N159W 1012 MB. WITHIN 360 NM SE OF A FRONT FROM 58N155W TO 50N167W TO 46N170W WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M. .48 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DESCRIBED WITH LOW 58N154W IN WARNINGS SECTION ABOVE. .24 HOUR FORECAST S OF 36N E OF 124W AREA OF N TO NW WINDS 20 TO 30 KT. SEAS TO 3 M. .48 HOUR FORECAST S OF 36N E OF 129W AREA OF N TO NW WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. .48 HOUR FORECAST NEW LOW 47N165W 1010 MB. WITHIN 480 NM NE AND 360 NM SE QUADRANTS WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 43N TO 57N BETWEEN 166W AND 177W. .24 HOUR FORECAST DENSE FOG N OF 63N W OF ALASKA...AND WITHIN 420 NM SE OF A LINE FROM 57N158W TO 48N180W. .48 HOUR FORECAST DENSE FOG N OF 57N W OF ALASKA...N OF 56N BETWEEN 145W AND 159W...AND WITHIN 240 NM SE OF A LINE FROM 57N158W TO 40N170W. .FORECASTER ANDERSON. 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 1200 UTC FRI OCT 10. 24 HOUR FORECAST VALID 1200 UTC SAT OCT 11. 48 HOUR FORECAST VALID 1200 UTC SUN OCT 12. .WARNINGS. ...TROPICAL STORM WARNING... .TROPICAL STORM RAYMOND NEAR 18.3N 104.9W 998 MB AT 1500 UTC OCT 10 MOVING NW OR 305 DEG AT 13 KT. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM OF CENTER EXCEPT 50 NM NE QUADRANT. SEAS 4 M OR GREATER WITHIN 60 NM E SEMICIRCLE AND 0 NM W SEMICIRCLE WITH SEAS TO 5 M. ELSEWHERE WITHIN 18N103W TO 18N105W TO 19N104W TO 19N106W TO 17N106W TO 17N104W TO 18N103W...INCLUDING NEAR CABO CORRIENTES...WINDS 20 TO 33 KT. SEAS 3 TO 4 M. REMAINDER OF AREA WITHIN 16N99W TO 19N105W TO 15N111W TO 13N106W TO 13N102W TO 16N99W...INCLUDING NEAR CABO CORRIENTES...WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN MIXED SWELL. .24 HOUR FORECAST TROPICAL STORM RAYMOND NEAR 21.4N 109.2W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 20 NM S SEMICIRCLE...40 NM NE QUADRANT AND 30 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 30 NM OF CENTER...EXCEPT 60 NE QUADRANT WITH SEAS TO 4.5 M. ELSEWHERE WITHIN 22N108W TO 22N109W TO 22N110W TO 21N109W TO 21N108W TO 22N108W WINDS 20 TO 33 KT. SEAS 2.5 TO 4 M. REMAINDER OF AREA WITHIN 23N107W TO 23N111W TO 20N112W TO 19N110W TO 18N107W TO 19N106W TO 23N107W... INCLUDING NEAR CABO CORRIENTES...WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN MIXED SWELL. .48 HOUR FORECAST POST-TROPICAL REMNANT LOW RAYMOND NEAR 25.6N 110.6W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 27N110W TO 27N111W TO 27N112W TO 24N111W TO 24N109W TO 25N109W TO 27N110W...INCLUDING THE GULF OF CALIFORNIA...SE TO S WINDS 20 TO 30 KT. SEAS LESS THAN 2.5 M. ..TROPICAL STORM WARNING... .TROPICAL STORM PRISCILLA NEAR 25.9N 115.2W 1000 MB AT 1500 UTC OCT 10 MOVING N OR 360 DEG AT 4 KT. MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 50 NM NE QUADRANT...30 NM SE QUADRANT...40 NM SW QUADRANT...AND 60 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 60 NM NE AND SW QUADRANTS...75 NM NW QUADRANT AND 45 NM SE QUADRANT WITH SEAS TO 4.5 M. ELSEWHERE WITHIN 26N114W TO 27N117W TO 26N119W TO 23N117W TO 23N116W TO 25N114W TO 26N114W...INCLUDING WITHIN 60 NM OF SHORE...WINDS 20 TO 33 KT. SEAS 2.5 TO 4 M. REMAINDER OF AREA WITHIN 25N112W TO 29N118W TO 28N120W TO 24N120W TO 20N117W TO 20N112W TO 25N112W...INCLUDING WITHIN 60 NM OF SHORE...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN MIXED SWELL. .12 HOUR FORECAST POST-TROPICAL REMNANT LOW PRISCILLA NEAR 26.5N 115.1W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 27N114W TO 27N115W TO 27N116W TO 25N116W TO 24N115W TO 25N114W TO 27N114W...INCLUDING WITHIN 60 NM OF SHORE...WINDS 20 TO 30 KT. SEAS 2.5 TO 3 M. WITHIN 26N113W TO 27N119W TO 25N120W TO 22N119W TO 21N115W TO 23N113W TO 26N113W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN MIXED SWELL. .24 HOUR FORECAST...POST-TROPICAL REMNANT LOW DISSIPATED. 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. .12 HOUR FORECAST WITHIN 16N94.5W TO 16.5N94.5W TO 16N95W TO 15.5N95W TO 15.5N94.5W TO 16N94.5W...INCLUDING THE GULF OF TEHUANTEPEC...NW TO N WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .24 HOUR FORECAST WITHIN 16N94.5W TO 16.5N94.5W TO 16N95W TO 15.5N95W TO 15.5N94.5W TO 16N94.5W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .30 HOUR FORECAST WITHIN 30N118W TO 30N121W TO 29N120W TO 29N119W TO 30N118W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN NW SWELL. .48 HOUR FORECAST WITHIN 30N117W TO 30N125W TO 27N125W TO 26N122W TO 26N119W TO 28N117W TO 30N117W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN NW TO N SWELL. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. CONVECTION VALID AT 1545 UTC FRI OCT 10... .TROPICAL STORM RAYMOND...NUMEROUS STRONG FROM 16N TO 22N BETWEEN 105W AND 109W. SCATTERED MODERATE FROM 13N TO 16N BETWEEN 106W AND 112W. .TROPICAL STORM PRISCILLA...SCATTERED MODERATE FROM 25N TO 28N BETWEEN 113W AND 116W. .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH AXIS EXTENDS FROM 09N79W TO 13N90W TO 15N98W TO 17N100W. IT RESUMES SW OF RAYMOND AT 15N111W TO 12N120W TO 11N130W TO 10N140W. SCATTERED MODERATE ISOLATED STRONG FROM 03N TO 09N BETWEEN 77W AND 81W AND FROM 04N TO 12N BETWEEN 86W AND 96W. .FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER. $$