Offshore Forecast
Issued by NWS Honolulu, HI
Issued by NWS Honolulu, HI
059 FZHW60 PHFO 121517 OFFHFO Offshore Waters Forecast for Hawaii National Weather Service Honolulu HI 517 AM HST Wed Nov 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. PHZ105-122230- 517 AM HST Wed Nov 12 2025 .Synopsis for the Hawaiian offshore waters... High pressure will remain N of the area through Thursday and drive fresh to strong trade winds, as well as rough elevated seas. The high will move E and weaken Friday into the weekend, leading to a decrease in winds and slightly calmer seas. A disturbance passing south of the islands will bring isolated thunderstorms to SE waters Friday through the weekend. $$ PHZ180-122230- Hawaiian Offshore Waters- 517 AM HST Wed Nov 12 2025 .TODAY AND TONIGHT...NE winds 20 to 30 kt. Seas 10 to 13 ft. .THURSDAY...E winds 15 to 25 kt. Seas 10 to 13 ft. .THURSDAY NIGHT...E winds 20 to 30 kt. Seas 10 to 12 ft. .FRIDAY...E winds 15 to 25 kt. Seas 8 to 11 ft. Isolated thunderstorms SE Waters. .SATURDAY...E winds 10 to 20 kt. Seas 7 to 9 ft. Isolated thunderstorms SE Waters. .SUNDAY...E winds 15 to 25 kt. Seas 7 to 8 ft. Isolated thunderstorms SE Waters. $$