High Seas Forecast
Issued by NWS
Issued by NWS
097 FZPN40 PHFO 160302 HSFNP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 0500 UTC SUN NOV 16 2025 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E SYNOPSIS VALID 0000 UTC NOV 16 2025. 24 HOUR FORECAST VALID 0000 UTC NOV 17 2025. 48 HOUR FORECAST VALID 0000 UTC NOV 18 2025. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .FRONT 30N173E 25N160E MOVING E 25 KT. .24 HOUR FORECAST FRONT 30N177W 25N170E. .48 HOUR FORECAST FRONT 30N170W 25N180W 24N170E. .TROUGH 12N172W 08N175W 04N175W MOVING W 10 KT. .24 HOUR FORECAST TROUGH 09N179W 05N175W. .48 HOUR FORECAST TROUGH DISSIPATED. .WINDS 20 TO 25 KT WITHIN 90 KT OF LINE 30N173E 25N160E. .24 HOUR FORECAST WINDS 20 TO 25 KT WITHIN 120 NM OF LINE 30N177W 25N170E 22N160E. .48 HOUR FORECAST WINDS 20 TO 30 KT N OF LINE 30N171W 24N170E 20N160E. .WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA. .SEAS 2.5 TO 4 M N OF 27N W OF 178E. .24 HOUR FORECAST SEAS 2.5 TO 4 M N OF LINE 30N175W 22N160E. .48 HOUR FORECAST SEAS 2.5 TO 4 M N OF LINE 30N170W 25N180W 20N165E 20N160E. .SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA. .ITCZ 07N140W 08N155W 07N167W...AND 08N178W 09N172E 05N160E. ISOLATED MODERATE TSTMS WITHIN 120 NM OF ITCZ. .ISOLATED MODERATE TSTMS WITHIN 120 NM OF LINE 30N173E 25N160E. $$ .FORECASTER PECHACEK. HONOLULU HI.