High Seas Forecast
Issued by NWS
Issued by NWS
802 FZPS40 PHFO 252159 HSFSP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 2330 UTC SAT MAY 25 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1800 UTC MAY 25 2024. 24 HOUR FORECAST VALID 1800 UTC MAY 26 2024. 48 HOUR FORECAST VALID 1800 UTC MAY 27 2024. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .FRONT 25S160W 22S165W THENCE TROUGH 20S169W 14S172W 08S160E MOVING SE SLOWLY E OF 167W AND NEARLY STATIONARY ELSEWHERE AND ERODING FROM THE W. SCATTERED MODERATE TSTMS WITHIN 210 NM E OF TROUGH FROM 20S TO 14S. ISOLATED MODERATE TSTMS ELSEWHERE WITHIN 240 NM OF TROUGH W OF 174W. .24 HOUR FORECAST FRONT MOVED S OF AREA. TROUGH 25S158W 16S172W 09S172E. .48 HOUR FORECAST TROUGH 25S159W 23S169W 12S176E. .TROUGH 06S163W 11S155W 13S148W MOVING W 10 KT AND DISSIPATING. ISOLATED MODERATE TSTMS WITHIN 210 NM W OF TROUGH. .24 HOUR FORECAST TROUGH DISSIPATED. .FRONT 25S126W 22S132W MOVING E 15 KT. .24 HOUR FORECAST FRONT WEAKENED TO TROUGH 25S120W 18S126W. .48 HOUR FORECAST TROUGH MOVED E OF AREA. .TROUGH 22S120W 20S124W 15S132W MOVING E 10 KT. .24 HOUR FORECAST TROUGH MERGED WITH TROUGH ABOVE. .48 HOUR FORECAST TROUGH MOVED E OF AREA. .SE WINDS 20 TO 25 KT FROM 18S TO 12S W OF 175E. .24 HOUR FORECAST SE WINDS FROM 17S TO 12S W OF 170E...AND FROM 17S TO 12S BETWEEN 140W AND 150W. .48 HOUR FORECAST SE WINDS FROM 21S TO 11S W OF 174E...AND FROM 17S TO 09S BETWEEN 140W AND 152W. .48 HOUR FORECAST SEAS 8 TO 9 FT S OF 23S BETWEEN 175E AND 166E. .REMAINDER OF AREA WINDS 20 KT OR LESS AND SEAS 8 FT OR LESS. $$ .FORECASTER TSAMOUS. HONOLULU HI.