Offshore Forecast
Issued by NWS Honolulu, HI
Issued by NWS Honolulu, HI
016 FZHW60 PHFO 050922 OFFHFO Offshore Waters Forecast for Hawaii National Weather Service Honolulu HI 1122 PM HST Thu Dec 4 2025 Hawaiian offshore waters beyond 40 nautical miles out to 240 nautical miles including the portion of the Papahanaumokuakea Marine National Monument east of French Frigate Shoals 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. PHZ105-051715- 1122 PM HST Thu Dec 4 2025 .Synopsis for the Hawaiian offshore waters... A trough W of Kauai will gradually push further and weaken today. Meanwhile, a ridge is expected to build NE of the area and persist through the weekend. Isolated thunderstorms may affect far NW waters through Friday. $$ PHZ180-051715- Hawaiian Offshore Waters- 1122 PM HST Thu Dec 4 2025 .REST OF TONIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft, highest NW half. Isolated thunderstorms far NW waters. .FRIDAY...E winds 15 to 25 kt. Seas 8 to 11 ft, highest NW half. Isolated thunderstorms far NW waters. .FRIDAY NIGHT...E winds 10 to 20 kt N of 24N, E 15 to 25 kt elsewhere. Seas 9 to 10 ft. .SATURDAY AND SATURDAY NIGHT...E winds 10 to 15 kt N of 20N, E 15 to 25 kt elsewhere. Seas 7 to 9 ft. .SUNDAY THROUGH TUESDAY...E winds 10 to 20 kt. Seas 6 to 8 ft. $$