


Offshore Forecast
Issued by NWS Honolulu, HI
Issued by NWS Honolulu, HI
842 FZHW60 PHFO 261510 OFFHFO Offshore Waters Forecast for Hawaii National Weather Service Honolulu HI 510 AM HST Sat Jul 26 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. PHZ105-262230- 510 AM HST Sat Jul 26 2025 .Synopsis for the Hawaiian offshore waters... A high pressure ridge N of the islands will gradually weaken through this weekend. A tropical disturbance may develop and pass S of the area early to mid next week. $$ PHZ180-262230- Hawaiian Offshore Waters- 510 AM HST Sat Jul 26 2025 .TODAY...E winds 10 to 20 kt. Seas 6 ft. .TONIGHT THROUGH MONDAY...E winds 10 to 20 kt. Seas 5 to 7 ft. .TUESDAY AND WEDNESDAY...E winds 10 to 20 kt N of 24N, E 20 to 30 kt elsewhere. Seas 6 to 10 ft. Isolated thunderstorms SE Waters. $$