High Seas Forecast
Issued by NWS
Issued by NWS
591 FZPN40 PHFO 280927 HSFNP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 1100 UTC TUE MAY 28 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 28 2024. 24 HOUR FORECAST VALID 0600 UTC MAY 29 2024. 48 HOUR FORECAST VALID 0600 UTC MAY 30 2024. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .LOW 24N171W 1015 MB MOVING N SLOWLY. TROUGH FROM 30N166W TO LOW TO 16N173W NEARLY STATIONARY. WINDS 20 TO 25 KT N OF 27N BETWEEN 178W AND 163W. SCATTERED MODERATE TSTMS FROM 21N TO 25N BETWEEN 172W AND 165W. .24 HOUR FORECAST LOW 26N171W 1014 MB. TROUGH 30N171W TO LOW TO 18N173W. WIND DIMINISHED TO 20 KT OR LESS. .48 HOUR FORECAST LOW 29N171W 1016 MB. TROUGH FROM 30N172W TO LOW TO 19N174W. .24 HOUR FORECAST WINDS 20 TO 25 KT FROM 07N TO 20 N E OF 152W. .48 HOUR FORECAST WINDS 20 TO 25 KT FROM 08N TO 20N E OF 158W. .REMAINDER OF AREA...WINDS 20 KT OR LESS AND SEAS 8 FT OR LESS. .ITCZ 06N140W 05N160W 05N180W 04N170E. ISOLATED MODERATE TSTMS WITHIN 60 NM N OF ITCZ BETWEEN 174W AND 168W... AND WITHIN 90 NM N OF ITCZ W OF 180W. $$ .FORECASTER SHIGESATO. HONOLULU HI.