


High Seas Forecast
Issued by NWS
Issued by NWS
018 FZPN01 KWBC 242153 HSFEP1 HIGH SEAS FORECAST NWS OCEAN PREDICTION CENTER WASHINGTON DC 2230 UTC TUE JUN 24 2025 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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). FOR ANY TROPICAL CYCLONE INFORMATION BEYOND 48 HOURS REFERENCE THE ASSOCIATED NWS TROPICAL CYCLONE FORECAST/ADVISORY (TCM). 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 JUN 24. 24 HOUR FORECAST VALID 1800 UTC JUN 25. 48 HOUR FORECAST VALID 1800 UTC JUN 26. .WARNINGS. ...GALE WARNING... .LOW 57N178W 988 MB MOVING SE 15 KT. FROM 43N TO 49N BETWEEN 160W AND 174W WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M. ELSEWHERE FROM 41N TO 57N W OF 156W...AND WITHIN 300 NM N SEMICIRCLE WINDS 20 TO 30 KT. SEAS TO 3 M. .24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 56N170W 994 MB AND A NEW SECONDARY CENTER 55N160W 998 MB. WITHIN 360 NM N SEMICIRCLE...420 NM SE AND 300 NM SW QUADRANTS OF MAIN CENTER...AND WITHIN 420 NM E AND NE...AND 180 NM SE QUADRANTS OF NEW SECONDARY CENTER...AND FROM 41N TO 51N BETWEEN 145W AND 167E WINDS 20 TO 30 KT. SEAS TO 3 M. .48 HOUR FORECAST COMPLEX LOW WITH ONE CENTER 55N168W 1001 MB AND A SECOND CENTER 56N153W 998 MB. WITHIN 420 NM NE...360 NM S AND SW...AND 180 NM NW QUADRANTS OF SECOND CENTER...AND FROM 41N TO 47N BETWEEN 143W AND 178E WINDS TO 25 KT. SEAS TO 3 M. .SYNOPSIS AND FORECAST. .S OF 34N W OF 180W AREA OF E WINDS TO 25 KT. SEAS TO 2.5 M. .24 HOUR FORECAST CONDITIONS DIMINISHED. .24 HOUR FORECAST FROM 34N TO 41N BETWEEN 121W AND 128W AREA OF N TO NW WINDS TO 25 KT. SEAS TO 2.5 M. .48 HOUR FORECAST FROM 30N TO 42N BETWEEN 119W AND 129W AREA OF N TO NW WINDS 20 TO 30 KT. SEAS TO 3 M. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 180 NM SE OF A LINE FROM 45N142W TO 41N161W...FROM 49N TO 59N BETWEEN 163W AND 174W...AND FROM 42N TO 51N W OF 170W. .24 HOUR FORECAST DENSE FOG FROM 42N TO 49N W OF 155W. .48 HOUR FORECAST DENSE FOG FROM 44N TO 48N BETWEEN 156W AND 174E. .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 1800 UTC TUE JUN 24. 24 HOUR FORECAST VALID 1800 UTC WED JUN 25. 48 HOUR FORECAST VALID 1800 UTC THU JUN 26. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .WITHIN 11N86W TO 11N91W TO 10N93W TO 09N94W TO 09N92W TO 10N88W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO... NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M IN NE TO E SWELL. .24 HOUR FORECAST WITHIN 11N93W TO 12N94W TO 10N96W TO 09N96W TO 09N93W TO 11N93W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN E SWELL. ELSEWHERE WITHIN 06N91W TO 08N91W TO 08N94W TO 06N96W TO 04N94W TO 04N91W TO 06N91W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL. .48 HOUR FORECAST WITHIN 08N92W TO 10N93W TO 08N97W TO 06N98W TO 05N95W TO 06N93W TO 08N92W WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .WITHIN 16N95W TO 16N96W TO 14N96W TO 13N96W TO 13N95W TO 14N94W TO 16N95W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 20 TO 30 KT. SEAS TO 2.5 M. .24 HOUR FORECAST WITHIN 16N95W TO 13N97W TO 12N97W TO 12N95W TO 14N94W TO 16N95W...INCLUDING THE GULF OF TEHUANTEPEC... N TO NE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M IN N TO NE SWELL. .48 HOUR FORECAST LITTLE CHANGE. .WITHIN 01S110W TO 01S120W TO 03.4S120W TO 03.4S105W TO 01S110W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN SE TO S SWELL. .24 HOUR FORECAST WITHIN 03S102W TO 02S112W TO 01S120W TO 03.4S120W TO 03.4S100W TO 03S102W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN SE TO S SWELL. .48 HOUR FORECAST LITTLE CHANGE. .WITHIN 12N138W TO 14N140W TO 10N140W TO 09N138W TO 11N137W TO 12N138W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N TO NE SWELL. .24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE SWELL. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. CONVECTION VALID AT 2100 UTC TUE JUN 24... .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH FROM 10N85W TO 1009 MB LOW PRESSURE NEAR 09N91W TO 12N105W TO 08N130W. ITCZ FROM 08N130W TO BEYOND 09N140W. SCATTERED MODERATE FROM 07N TO 09N BETWEEN 84W AND 86W...FROM 10N TO 13N BETWEEN 91W AND 94W...AND FROM 12N TO 13N BETWEEN 111W AND 113W. $$ .FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.