High Seas Forecast
Issued by NWS
Issued by NWS
104 FZPN40 PHFO 251527 HSFNP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 1700 UTC SAT MAY 25 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1200 UTC MAY 25 2024. 24 HOUR FORECAST VALID 1200 UTC MAY 26 2024. 48 HOUR FORECAST VALID 1200 UTC MAY 27 2024. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .TROUGH 30N167W 23N168W 19N171W MOVING W SLOWLY. ISOLATED MODERATE TSTMS WITHIN 240 NM E OF TROUGH N OF 22N. SE WINDS 20 TO 25 KT N OF 27N BETWEEN 160W AND TROUGH. .24 HOUR FORECAST NEW LOW 26N170W 1015 MB. TROUGH 30N175W TO LOW 20N175W. E TO SE WINDS 20 TO 25 KT N OF 27N BETWEEN 162W AND TROUGH. .48 HOUR FORECAST LOW 24N172W 1015 MB. TROUGH 30N175W TO LOW TO 19N176W. NE TO E WINDS 20 TO 25 KT N OF 27N BETWEEN 165W AND 175W. .TROUGH 28N170E 22N176E MOVING W SLOWLY. .24 HOUR FORECAST TROUGH 29N167E 23N167E. .48 HOUR FORECAST TROUGH DISSIPATED. .REMAINDER OF AREA WINDS 20 KT OR LESS AND SEAS 8 FT OR LESS. .ITCZ 06N140W 07N172W 05N169E. ISOLATED MODERATE TSTMS WITHIN 180 NM EITHER SIDE OF ITCZ. $$ .FORECASTER ALMANZA. HONOLULU HI.