High Seas Forecast
Issued by NWS
Issued by NWS
840 FZPN40 PHFO 040322 HSFNP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 0500 UTC SAT MAY 04 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0000 UTC MAY 04 2024. 24 HOUR FORECAST VALID 0000 UTC MAY 05 2024. 48 HOUR FORECAST VALID 0000 UTC MAY 06 2024. .WARNINGS. .NONE. .FRONT NEAR 30N161E MOVING 10 KTS. .24 HOUR FORECAST FRONT 30N164E 27N160E. .48 HOUR FORECAST FRONT 30N164E 21N160E. .TROUGH 25N165E 25N162E TO 19N165E MOVING W 10 KT. .24 HOUR FORECAST WEAK TROUGH FROM 25N161E TO 22N161E. .48 HOUR FORECAST TROUGH DISSIPATED. .TROUGH 30N167W 25N173W 20N170W MOVING W 10 KT. ISOLATED TSTMS WITHIN 180 NM OF TROUGH. .24 HOUR FORECAST 28N167W 24N163W. .48 HOUR FORECAST DISSIPATED. .WINDS 20 TO 30 KT E OF LINE 25N165W 20N170W 05N170W 05N140W. .24 HOUR FORECAST WINDS 20 TO 30 KT E OF LINE 30N170W 20N170W 15N180W 05N140W. .48 HOUR FORECAST WINDS 20 TO 30 KT E OF LINE 30N170W 15N170W 15N180W 08N180W 05N140W. .WINDS 20 KT OR LESS REMAINDER FORECAST AREA. .SEAS 8 TO 9 FT FROM 05N TO 20N E OF 165W. .24 HOUR FORECAST SEAS 8 TO 10 FT FROM 25N TO 05N BETWEEN 170W AND 150W. .48 HOUR FORECAST SEAS 8 TO 9 FT FROM 05N TO 25N BETWEEN 170W AND 140W. .SEAS 8 FT OR LOWER REMAINDER FORECAST AREA. .ITCZ 00N168W $$ .FORECASTER PECHACEK. HONOLULU HI.