High Seas Forecast
Issued by NWS
Issued by NWS
132 FZPS40 PHFO 251020 HSFSP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 1130 UTC SAT MAY 25 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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. SECURITE SOUTH PACIFIC EQUATOR TO 25S BETWEEN 120W AND 160E SYNOPSIS VALID 0600 UTC MAY 25 2024. 24 HOUR FORECAST VALID 0600 UTC MAY 26 2024. 48 HOUR FORECAST VALID 0600 UTC MAY 27 2024. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .FRONT 25S163W 22S168W THENCE TROUGH 18S173W 10S160E MOVING SE SLOWLY S OF 17S AND NEARLY STATIONARY ELSEWHERE. SCATTERED MODERATE TSTMS WITHIN 240 NM N AND E OF FRONT AND TROUGH...AND WITHIN 150 NM S OF TROUGH W OF 165E. .24 HOUR FORECAST FRONT 25S162W 23S165E THENCE TROUGH 14S174W 08S160E. .48 HOUR FORECAST FRONT WEAKENED TO TROUGH 25S157W 17S180W 10S170E. .TROUGH 05S162W 10S156W 12S148W MOVING SW 15 KT AND DISSIPATING. ISOLATED MODERATE TSTMS WITHIN 180 NM EITHER SIDE OF TROUGH. .24 HOUR FORECAST TROUGH DISSIPATED. .FRONT 25S135W 22S139W MOVING E 20 KT. .24 HOUR FORECAST WEAKENED TO TROUGH 25S125W 21S130W. .48 HOUR FORECAST TROUGH MOVED E OF AREA. .TROUGH 25S121W 14S131W MOVING E SLOWLY. .24 HOUR FORECAST TROUGH 20S120W 15S125W. .48 HOUR FORECAST TROUGH MOVED E OF AREA. .SE WINDS 20 TO 25 KT FROM 18S TO 12S W OF 170E. .24 HOUR FORECAST SE WINDS FROM 18S TO 12S W OF 165E. .48 HOUR FORECAST SE WINDS FROM 20S TO 12S W OF 170E. .REMAINDER OF AREA WINDS 20 KT OR LESS AND SEAS 8 FT OR LESS. $$ .FORECASTER ALMANZA. HONOLULU HI.