


Offshore Forecast
Issued by NWS Honolulu, HI
Issued by NWS Honolulu, HI
503 FZHW60 PHFO 071537 OFFHFO Offshore Waters Forecast for Hawaii National Weather Service Honolulu HI 537 AM HST Tue Oct 7 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. PHZ105-072215- 537 AM HST Tue Oct 7 2025 .Synopsis for the Hawaiian offshore waters... A mid- to upper-level low, centered N of the islands, is forecast to remain nearly stationary the next several days and bring isolated thunderstorms to the far NW waters tonight and Wednesday. High pressure will build far NE of the islands by this weekend. $$ PHZ180-072215- Hawaiian Offshore Waters- 537 AM HST Tue Oct 7 2025 .TODAY...E winds 10 to 20 kt NW Half, SE up to 10 kt SE Half. Seas 6 to 7 ft. .TONIGHT AND WEDNESDAY...SE winds 10 to 15 kt NW Half, SE up to 10 kt SE Half. Seas 6 ft. Isolated thunderstorms NW Half. .WEDNESDAY NIGHT...SE winds 10 to 15 kt. Seas 6 ft or less. Isolated thunderstorms NW Half. .THURSDAY...SE winds up to 10 kt N of 24N, SE 10 to 15 kt elsewhere. Seas 6 ft. .FRIDAY...SE winds up to 10 kt N of 24N, E 10 to 20 kt elsewhere. Seas 6 to 7 ft. Isolated thunderstorms S of 24N. .SATURDAY...E winds 10 to 20 kt. Seas 6 to 7 ft. $$