####018002447#### FZPS40 PHFO 290315 HSFSP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 0530 UTC FRI MAR 29 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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. PLEASE SEE HTTPS://OCEAN.WEATHER.GOV/PROPOSED_HIGH_SEAS_TROPICAL.PHP FOR A PROPOSAL...AND A REQUEST FOR COMMENTS...TO INCREASE READABILITY OF THE HIGH SEAS FORECAST (WEB ADDRESS LOWERCASE). SECURITE SOUTH PACIFIC EQUATOR TO 25S BETWEEN 120W AND 160E SYNOPSIS VALID 0000 UTC MAR 29 2024. 24 HOUR FORECAST VALID 0000 UTC MAR 30 2024. 48 HOUR FORECAST VALID 0000 UTC MAR 31 2024. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .LOW 18S175E 1010 MB NEARLY STATIONARY. TROUGH FROM 10S160E TO LOW TO 22S175W TO 25S172W. SE WINDS 20 TO 25 KT FROM 24S TO 17S W OF 170E. SCATTERED MODERATE TSTMS WITHIN 510 NM N AND E OF TROUGH. .24 HOUR FORECAST LOW DISSIPATED. TROUGH FROM 10S160E TO 18S180W TO 25S170W. SE WINDS 20 TO 25 KT FROM 20S TO 14S W OF 167E. NW WINDS 20 TO 25 KT WITHIN 150 NM OF TROUGH S OF 14S. .48 HOUR FORECAST TROUGH FROM 10S160E TO 16S177E TO 25S170W. WINDS DECREASED TO 20 KT OR LESS. .TROUGH FROM 13S142W TO 20S131W TO 25S125W NEARLY STATIONARY. ISOLATED MODERATE TSTMS WITHIN 300 NM E OF TROUGH S OF 20S. .24 HOUR FORECAST TROUGH FROM 10S147W TO 16S143W TO 19S126W TO 23S120W. SE WINDS 20 TO 25 KT S OF A LINE FROM 25S123W TO 21S130W TO 21S144W. .48 HOUR FORECAST TROUGH FROM 06S161W TO 18S140W TO 24S120W. SE WINDS 20 TO 30 KT S OF A LINE FROM 25S120W TO 19S135W TO 19S150W. .WINDS 20 KT OR LESS REMAINDER FORECAST AREA. .24 HOUR FORECAST SEAS 12 TO 14 FT S OF 23S BETWEEN 130W AND 140W. SEAS 8 TO 12 FT ELSEWHERE S OF LINE FROM 24S120W TO 20S129W TO 21S142W TO 25S146W. .48 HOUR FORECAST SEAS 12 TO 15 FT S OF A LINE FROM 25S120W TO 21S130W TO 20S144W. SEAS 8 TO 12 FT ELSEWHERE S OF 19S E OF 151W. .SEAS 8 FT OR LOWER REMAINDER FORECAST AREA. .ITCZ FROM 02S140W TO 04S150W TO 07S163W. ISOLATED MODERATE TSTMS WITHIN 120 NM N OF ITCZ BETWEEN 155W AND 172W...AND WITHIN 300 NM S OF ITCZ BETWEEN 143W AND 159W. $$ .FORECASTER TSAMOUS. HONOLULU HI.