High Seas Forecast
Issued by NWS
Issued by NWS
948 FZPN40 PHFO 292229 HSFNP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 2300 UTC WED MAY 29 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 29 2024. 24 HOUR FORECAST VALID 1800 UTC MAY 30 2024. 48 HOUR FORECAST VALID 1800 UTC MAY 31 2024. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .LOW 26N172W 1015 MB. TROUGH 28N168W TO LOW TO 26N176W. TROUGH AND LOW MOVING N SLOWLY. ISOLATED MODERATE TSTMS N OF 23N BETWEEN 161W AND 166W. .24 HOUR FORECAST LOW DISSIPATED. TROUGH 30N169W 25N175W. .48 HOUR FORECAST TROUGH 30N171W 24N176W. .WINDS 20 TO 25 KT FROM 07N TO 24N E OF 160W. .24 HOUR FORECAST WINDS 20 TO 25 KT FROM 08N TO 20N E OF 165W. .48 HOUR FORECAST WINDS 20 TO 25 KT FROM 08N TO 20N E OF 178W. .REMAINDER OF AREA...WINDS 20 KT OR LESS AND SEAS 8 FT OR LESS. .ITCZ 07N140W 05N160W 06N179W. ISOLATED MODERATE TSTMS WITHIN 180 NM S OF ITCZ E OF 160W...AND WITHIN 180 NM N OF ITCZ BETWEEN 179W AND 160W. $$ .FORECASTER ALMANZA/PIERCE. HONOLULU HI.