


Offshore Forecast
Issued by NWS Honolulu, HI
Issued by NWS Honolulu, HI
652 FZHW60 PHFO 122120 OFFHFO Offshore Waters Forecast for Hawaii National Weather Service Honolulu HI 1120 AM HST Sat Jul 12 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. PHZ105-130430- 1120 AM HST Sat Jul 12 2025 .Synopsis for the Hawaiian offshore waters... High pressure far NE of the state will gradually lift further N through the weekend, then strengthen early next week. $$ PHZ180-130430- Hawaiian Offshore Waters- 1120 AM HST Sat Jul 12 2025 .THIS AFTERNOON THROUGH TONIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .SUNDAY THROUGH MONDAY...E winds 10 to 20 kt. Seas 6 to 8 ft. Isolated thunderstorms far NW waters. .TUESDAY...E winds 10 to 20 kt. Seas 6 to 8 ft. .WEDNESDAY...E winds 15 to 25 kt. Seas 6 to 9 ft. $$