


Offshore Forecast
Issued by NWS Honolulu, HI
Issued by NWS Honolulu, HI
887 FZHW60 PHFO 042102 OFFHFO Offshore Waters Forecast for Hawaii National Weather Service Honolulu HI 1102 AM HST Sat Oct 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. PHZ105-050415- 1102 AM HST Sat Oct 4 2025 .Synopsis for the Hawaiian offshore waters... A front to the northwest will weaken tonight as a new high will build NW of area this weekend. A trough will develop NE of the area late in the weekend into early next week. $$ PHZ180-050415- Hawaiian Offshore Waters- 1102 AM HST Sat Oct 4 2025 .THIS AFTERNOON...E winds 10 to 20 kt. Seas 6 to 8 ft. Isolated thunderstorms NW Half. .TONIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .SUNDAY THROUGH MONDAY...N of 24N, NE winds 10 to 20 kt. Elsewhere, E winds 10 to 15 kt. Seas 6 to 8 ft. .TUESDAY AND WEDNESDAY...SE winds 10 to 20 kt. Seas 6 to 8 ft. $$