High Seas Forecast
Issued by NWS
Issued by NWS
347 FZPS40 PHFO 250301 HSFSP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 0530 UTC WED SEP 25 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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. THIS HIGH SEAS FORECAST USES 1-MINUTE AVERAGE WINDS WHICH MAY BE HIGHER THAN 10-MINUTE AVERAGE WINDS. THE NATIONAL WEATHER SERVICE IS ACCEPTING PUBLIC COMMENTS UNTIL OCTOBER 16 2024 ON A PROPOSAL TO REPLACE FEET WITH METERS WHEN DESCRIBING SEAS IN A VARIETY OF NATIONAL MARINE CENTER TEXT AND GRAPHICAL PRODUCTS FOR THE OFFSHORE AND HIGH SEAS AREAS ONLY. TO LEARN MORE PLEASE VISIT HTTPS://OCEAN.WEATHER.GOV/PROPOSED-METERS.PHP SECURITE SOUTH PACIFIC EQUATOR TO 25S BETWEEN 120W AND 160E SYNOPSIS VALID 0000 UTC SEP 25 2024. 24 HOUR FORECAST VALID 0000 UTC SEP 26 2024. 48 HOUR FORECAST VALID 0000 UTC SEP 27 2024. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .TROUGH FROM 25S161W TO 20S160W TO 15S163W MOVING E 10 KT. .24 HOUR FORECAST TROUGH BECOMES FRONT FROM 25S154W TO 18S152W TO 15S155W. .48 HOUR FORECAST FRONT FROM 25S147W TO 22S153W THENCE TROUGH TO 15S157W. .TROUGH FROM 25S145W TO 17S150W. TROUGH MOVING W SLOWLY. S WINDS 20 TO 25 KT S OF 22S BETWEEN 137W AND 143W. .24 HOUR FORECAST TROUGH MERGED WITH TROUGH DESCRIBED ABOVE. .TROUGH FROM 08S170W TO 08S175W TO 02S175E MOVING SW 10 KT. SE WINDS 20 TO 25 KT S OF 15S W OF 175E. .24 HOUR FORECAST TROUGH FROM 11S171W TO 05S174E. SE WINDS 20 TO 25 KT FROM 20S TO 10S BETWEEN 174W AND 163E. .48 HOUR FORECAST TROUGH FROM 14S172W TO 06S168E. SE WINDS 20 TO 25 KT FROM 15S TO 08S BETWEEN 173W AND 162E. .E TO SE WINDS 20 TO 25 KT FROM 16S TO 11S E OF 133W. .24 HOUR FORECAST WINDS DECREASED TO 20 KT OR BELOW. .WINDS 20 KT OR LESS REMAINDER FORECAST AREA. .24 HOUR FORECAST SEAS 8 TO 9 FT S OF 20S BETWEEN 180W AND 170E. .48 HOUR FORECAST SEAS 8 TO 11 FT S OF 23S BETWEEN 162W AND 178W. SEAS 8 TO 9 FT FROM 16S TO 12S BETWEEN 178E AND 173E. .SEAS 8 FT OR LOWER REMAINDER FORECAST AREA. $$ .FORECASTER FOSTER. HONOLULU HI.