


High Seas Forecast
Issued by NWS
Issued by NWS
379 FZPN40 PHFO 011516 HSFNP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 1700 UTC TUE JUL 01 2025 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1200 UTC JUL 01 2025. 24 HOUR FORECAST VALID 1200 UTC JUL 02 2025. 48 HOUR FORECAST VALID 1200 UTC JUL 03 2025. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .TROUGH 30N156W 26N158W MOVING W SLOWLY. .24 HOUR FORECAST TROUGH 30N157W 27N160W. .48 HOUR FORECAST TROUGH 30N158W 28N160W. .TROUGH 30N170W 27N173W MOVING W 10 KT. .24 HOUR FORECAST TROUGH 30N175W 25N177W. .48 HOUR FORECAST TROUGH 30N179W 26N180W. .WINDS 20 KT OR LESS AND SEAS 2.5 M OR LOWER OVER ENTIRE FORECAST AREA. .ITCZ 07N140W 08N157W 03155E. ISOLATED MODERATE TSTMS W OF 150 NM N OF ITCZ. .ISOLATED MODERATE TSTMS FROM 16N TO 21N BETWEEN 170E AND 165E. $$ .FORECASTER ALMANZA. HONOLULU HI.