High Seas Forecast
Issued by NWS
Issued by NWS
702 FZPS40 PHFO 231045 HSFSP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 1130 UTC THU MAY 23 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 MAY 23 2024. 24 HOUR FORECAST VALID 0600 UTC MAY 24 2024. 48 HOUR FORECAST VALID 0600 UTC MAY 25 2024. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .TROUGH 25S168W 11S160E NEARLY STATIONARY. ISOLATED MODERATE WITHIN 240 NM OF TROUGH. .24 HOUR FORECAST TROUGH 25S165W 09S160E. .48 HOUR FORECAST TROUGH 19S171W 11S179E 08S160E. .TROUGH 11S172W 04S174W MOVING SW 10 KT. ISOLATED MODERATE TSTMS WITHIN 240 NM OF TROUGH S OF 07S. .24 HOUR FORECAST TROUGH 13S176W 08S179W. .48 HOUR FORECAST TROUGH DISSIPATED. .FRONT 20S120W 18S126W NEARLY STATIONARY AND DISSIPATING. .24 HOUR FORECAST FRONT DISSIPATED. .48 HOUR FORECAST NEW FRONT 25S165W 22S169W. .WINDS SE 20 TO 25 KT W OF LINE 23S160E 19S169E 11S160E. .24 HOUR FORECAST WINDS SE 20 TO 30 KT FROM 19S TO 13S W OF 177E. .48 HOUR FORECAST WINDS SE 20 TO 25 KT FROM 18S TO 12S W OF 174E. .SEAS 8 TO 9 FT FROM 16S TO 13S W OF 162E. .24 HOUR FORECAST SEAS 8 TO 9 FT FROM 17S TO 12S W OF 166E. .48 HOUR FORECAST SEAS 8 TO 9 FT FROM 16S TO 13S W OF 163E. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS 8 FT OR LESS. $$ .FORECASTER THOMAS. HONOLULU HI.