High Seas Forecast
Issued by NWS
Issued by NWS
666 FZPS40 PHFO 301043 HSFSP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 1130 UTC TUE APR 30 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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. SECURITE SOUTH PACIFIC EQUATOR TO 25S BETWEEN 120W AND 160E SYNOPSIS VALID 0600 UTC APR 30 2024. 24 HOUR FORECAST VALID 0600 UTC MAY 01 2024. 48 HOUR FORECAST VALID 0600 UTC MAY 02 2024. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .TROUGH 08S160E 06S180W 11S165W 10S150W. SCATTERED MODERATE TSTMS WITHIN 270 NM OF TROUGH. .24 HOUR FORECAST TROUGH 10S160E 21S177E. .48 HOUR FORECAST TROUGH 09S160E 11S172E 16S179E. .FRONT 25S173W 24S174W THENCE TROUGH 20S177W 16S177W NEARLY STATIONARY. .24 HOUR FORECAST TROUGH 18S175W 25S171W. .48 HOUR FORECAST TROUGH 20S179E 25S175W. .TROUGH 25S136W 23S140W MOVING S SLOWLY. .24 HOUR FORECAST TROUGH 20S133W 25S131W. .48 HOUR FORECAST TROUGH 20S130W 25S125W. .WINDS 20 TO 25 KT S OF 15S BETWEEN 160W AND 140W...AND S OF 15S W OF 175E. .24 HOUR FORECAST WINDS 20 TO 25 KT S OF LINE 10S165W 15S145W 25S138W...AND FROM 20S TO 14S W OF 165E. .48 HOUR FORECAST WINDS 20 TO 25 KT S OF LINE 10S160E 15S180W...AND S OF LINE 10S170W 10S150W 20S140W 25S130W. .WINDS 20 KT OR LESS OVER REMAINDER OF AREA. .SEAS 8 TO 9 FT FROM 20S TO 15S BETWEEN 170W AND 155W. .24 HOUR FORECAST SEAS 8 TO 9 FT FROM 20S TO 15S BETWEEN 165W AND 158W. .48 HOUR FORECAST SEAS 12 TO 15 FT S OF 20S BETWEEN 150W AND 140W. SEAS 8 TO 12 FT ELSEWHERE S OF LINE 25S170W 15S170W 15S150W 25S130W. .SEAS 8 FT OR LOWER OVER REMAINDER OF AREA. .SCATTERED MODERATE TSTMS FROM 25S TO 15S BETWEEN 174W AND 167W...AND WITHIN 120 NM OF POINT 19S126W. $$ .FORECASTER PECHACEK. HONOLULU HI.