


High Seas Forecast
Issued by NWS
Issued by NWS
791 FZPN40 PHFO 060255 HSFNP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 0500 UTC FRI JUN 06 2025 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 06 2025. 24 HOUR FORECAST VALID 0000 UTC JUN 07 2025. 48 HOUR FORECAST VALID 0000 UTC JUN 08 2025. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .FRONT 30N173W 27N178W 30N171E NEARLY STATIONARY. ISOLATED MODERATE TSTMS N OF 24N BETWEEN 173W AND 178E. .24 HOUR FORECAST FRONT MERGED WITH TROUGH DESCRIBED BELOW. .TROUGH 27N173W 23N177W MOVING SW 10 KT. SCATTERED MODERATE TSTMS N OF 20N BETWEEN 170W AND 179W. .24 HOUR FORECAST TROUGH FROM 30N173W TO 25N179W TO 23N173E TO 18N169E. .48 HOUR FORECAST TROUGH FROM 25N178E TO 23N169E TO 19N165E. .WINDS 20 KT OR LESS OVER ENTIRE FORECAST AREA. .SEAS 2.5 TO 3 M N OF 16N E OF 154W. .24 HOUR FORECAST SEAS 2.5 TO 3 M N OF 23N E OF 148W...AND S OF 10N BETWEEN 141W AND 160W. .48 HOUR FORECAST SEAS 2.5 TO 3 M S OF 14N E OF 159W. .SEAS 2.5 M OR LOWER REMAINDER OF FORECAST AREA. .ITCZ FROM 06N140W TO 06N160W. .ISOLATED MODERATE TSTMS FROM 14N TO 05N W OF 178E. $$ .FORECASTER FOSTER. HONOLULU HI.