


High Seas Forecast
Issued by NWS
Issued by NWS
043 FZPN40 PHFO 160318 HSFNP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 0500 UTC MON JUN 16 2025 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 JUN 16 2025. 24 HOUR FORECAST VALID 0000 UTC JUN 17 2025. 48 HOUR FORECAST VALID 0000 UTC JUN 18 2025. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 10N TO 16N BETWEEN 150W AND 160W. .48 HOUR FORECAST FORECAST DIMINISHING TO LESS THAN 20 KT. .WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA. .SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA. .ITCZ 09N140W 08N180W 07N170E. SCATTERED MODERATE TO STRONG TSTMS WITHIN 240 NM OF ITCZ W OF 175W. ISOLATED MODERATE TSTMS ELSEWHERE WITHIN 180 NM OF ITCZ. .ISOLATED MODERATE TSTMS N OF 22N BETWEEN 169E AND 178E. $$ .FORECASTER PECHACEK. HONOLULU HI.