High Seas Forecast
Issued by NWS
Issued by NWS
382 FZPN40 PHFO 272237 HSFNP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 2300 UTC MON MAY 27 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1800 UTC MAY 27 2024. 24 HOUR FORECAST VALID 1800 UTC MAY 28 2024. 48 HOUR FORECAST VALID 1800 UTC MAY 29 2024. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .TROUGH 30N174W 22N172W 15N173W MOVING W SLOWLY. NUMEROUS STRONG TSTMS FROM 18N TO 28N BETWEEN 170W AND 160W. WINDS 20 TO 25 KT N OF 28 N BETWEEN TOUGH AND 165W. .24 HOUR FORECAST NEW LOW 26N172W 1014 MB. TROUGH 30N171W TO LOW TO 18N174W. E WINDS 20 TO 25 KT N OF 27N BETWEEN 174W AND 166W. .48 HOUR FORECAST LOW 28N172W 1015 MB. TROUGH 30N170W TO LOW TO 20N173W. WINDS DIMINISHED TO 20 KT OR LESS. .24 HOUR FORECAST WINDS 20 TO 25 KT FROM 05N TO 20N BETWEEN 160W AND 140W. .48 HOUR FORECAST WINDS 20 TO 25 KT FROM 05N TO 25N BETWEEN 155W AND 140W. .REMAINDER OF AREA...WINDS 20 KT OR LESS AND SEAS 8 FT OR LESS. .ITCZ 06N140W 04N160W 05N177W...AND FROM 04N163E TO 06N160E. ISOLATED MODERATE TSTMS WITHIN 90 NM OF ITCZ. $$ .FORECASTER PECHACEK. HONOLULU HI.