High Seas Forecast
Issued by NWS
Issued by NWS
458 FZPS40 PHFO 132248 HSFSP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 2330 UTC THU NOV 13 2025 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 NOV 13 2025. 24 HOUR FORECAST VALID 1800 UTC NOV 14 2025. 48 HOUR FORECAST VALID 1800 UTC NOV 15 2025. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .FRONT 25S132W 22S137W 20S147W THENCE TROUGH TO 15S158W 12S162W 10S169W. FRONT AND TROUGH MOVING E SLOWLY. ISOLATED MODERATE TSTMS WITHIN 210 NM OF FRONT AND TROUGH. .24 HOUR FORECAST FRONT 25S130W 20S142W THENCE TROUGH TO 12S165W. .48 HOUR FORECAST FRONT 25S124W 18S136W THENCE TROUGH TO 12S160W 05S176W. .TROUGH 05S165E 04S160E NEARLY STATIONARY. .24 HOUR FORECAST TROUGH DISSIPATED. .FRONT 25S175W 21S178W NEARLY STATIONARY. ISOLATE MODERATED TSTMS WITHIN 90NM OF FRONT. .24 HOUR FORECAST FRONT WEAKENED TO TROUGH 25S171W 21S171W. .48 HOUR FORECAST TROUGH 25S173W 22S173W. .24 HOUR FORECAST WINDS 20 TO 30 KT S OF 22S BETWEEN 143W AND 161W. .48 HOUR FORECAST WINDS 20 TO 30 KT S OF 17S BETWEEN 148W AND 165W...AND S OF 23S E OF 125W. .WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA. .SEAS 2.5 TO 4 M S OF 23S BETWEEN 151W AND 158W. .24 HOUR FORECAST 2.5 TO 4 M S OF LINE 25S121W TO 22S152W TO 18S154W TO 18S165W TO 25S168W. .48 HOUR FORECAST SEAS 4 TO 5 M S OF 20S BETWEEN 149W AND 162W. SEAS 2.5 TO 4 M ELSEWHERE S OF A LINE FROM 23S120W TO 18S128W TO 17S168W TO 25S180W. .SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA. $$ .FORECASTER M BALLARD. HONOLULU HI.