High Seas Forecast
Issued by NWS
Issued by NWS
634 FZPN40 PHFO 080951 HSFNP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 1100 UTC WED MAY 08 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0600 UTC MAY 08 2024. 24 HOUR FORECAST VALID 0600 UTC MAY 09 2024. 48 HOUR FORECAST VALID 0600 UTC MAY 10 2024. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .TROUGH FROM 30N171W TO 27N175W MOVING E 25 KT. .24 HOUR FORECAST WEAK FRONT FROM 30N158W TO 25N162W. .48 HOUR FORECAST WEAK FRONT FROM 30N155W TO 26N158W TO 22N160W. .NE TO E WINDS 20 TO 25 KT FROM 30N TO 19N W OF 179W. .24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT BETWEEN TWO LINES FROM 30N163W TO 15N160W AND FROM 30N172E AND 24N160E. .48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT BETWEEN TWO LINES FROM 30N159W TO 14N177E AND FROM 30N178E AND 20N160E. .OTHERWISE...WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA. .24 HOUR FORECAST SEAS 8 TO 9 FT FROM 22N TO 19N BETWEEN 178E AND 167E. .48 HOUR FORECAST SEAS 8 TO 11 FT N OF 25N BETWEEN 157W AND 174W. SEAS 8 TO 9 FT FROM 22N BETWEEN 176E AND 166E. .OTHERWISE...SEAS 8 FT OR LOWER OVER REMAINDER OF FORECAST AREA. .ITCZ FROM 06N140W TO 05N144W TO 05N151W. SCATTERED MODERATE TSTMS WITHIN 180 NM N OF ITCZ E OF 145W. .ISOLATED MODERATE TSTMS FROM 08N TO 01N BETWEEN 173E AND 166E...AND WITHIN 60 NM OF 07N177W AND 24N162E. $$ .FORECASTER BLOOD. HONOLULU HI.