High Seas Forecast
Issued by NWS
Issued by NWS
505 FZPS40 PHFO 061532 HSFSP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 1730 UTC SAT JUL 06 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 JULY 29 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 1200 UTC JUL 06 2024. 24 HOUR FORECAST VALID 1200 UTC JUL 07 2024. 48 HOUR FORECAST VALID 1200 UTC JUL 08 2024. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .COLD FRONT FROM 25S165W TO 21S169W TO 16S177W THENCE STATIONARY FRONT TO 12S175E TO 07S160E. COLD FRONT MOVING E 20 KT. SE TO S WINDS 20 TO 30 KT AND SEAS 8 TO 12 FT ENTIRE AREA S OF FRONTS...EXCEPT SEAS 12 TO 14 FT FROM 20S TO 24S W OF 177E. NUMEROUS MODERATE TO STRONG TSTMS FROM 07S TO 11S W OF 173E. .24 HOUR FORECAST FRONT FROM 25S157W TO 17S173W THENCE TROUGH TO 11S173E TO 07S160E. SE TO S WINDS 20 TO 30 KT AND SEAS 8 TO 12 FT S OF FRONT AND TROUGH...EXCEPT SEAS 12 TO 14 FT FROM 14S TO 19S W OF 180E. .48 HOUR FORECAST FRONT FROM 25S152W TO 20S157W THENCE TROUGH TO 16S165W TO 12S178E TO 07S160E. SE WINDS 20 TO 30 KT AND SEAS 8 TO 12 FT S OF FRONT AND TROUGH...EXCEPT SEAS 12 TO 14 FT FROM 12S TO 16S BETWEEN 170W AND 168E. .TROUGH FROM 01S161E TO 05S168E TO 07S179E TO 08S178W TO 10S175W TO 15S172W MOVING SW SLOWLY. SCATTERED MODERATE TSTMS WITHIN 180 NM OF TROUGH W OF 178W. .24 HOUR FORECAST TROUGH FROM 04S160E TO 07S172E TO 10S176W TO 14S169W. .48 HOUR FORECAST TROUGH MERGED WITH TROUGH DESCRIBED ABOVE. .E TO SE WINDS 20 TO 30 KT S OF 10S E OF 144W. .24 HOUR FORECAST E TO SE WINDS 20 TO 25 KT S OF 13S E OF 145W. .48 HOUR FORECAST E TO SE WINDS 20 TO 25 KT S OF 14S E OF 140W. .TROUGH FROM 03S154W TO 06S141W MOVING W 15 KT. .24 HOUR FORECAST TROUGH FROM 04S155W TO 07S148W TO 10S144W. .48 HOUR FORECAST TROUGH FROM 03S165W TO 06S154W TO 09S153W. .SEAS ELSEWHERE 8 TO 12 FT S OF 03S E OF 170W. .24 HOUR FORECAST SEAS ELSEWHERE 8 TO 12 FT S OF 05S E OF 160W. .48 HOUR FORECAST SEAS ELSEWHERE 8 TO 12 FT S OF 02S E OF 145W... AND N OF 11S BETWEEN 144W AND 160W. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS 8 FT OR LESS. .SCATTERED MODERATE TSTMS FROM 06S TO 10S BETWEEN 166W AND 168W. ISOLATED MODERATE TSTMS WITHIN 45 NM OF POINT 18S170W...AND FROM 15S TO 18S BETWEEN 136W AND 140W. $$ .FORECASTER BIRCHARD. HONOLULU HI.