


Offshore Forecast
Issued by NWS Honolulu, HI
Issued by NWS Honolulu, HI
338 FZHW60 PHFO 171614 OFFHFO Offshore Waters Forecast for Hawaii National Weather Service Honolulu HI 614 AM HST Thu Jul 17 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. PHZ105-172215- 614 AM HST Thu Jul 17 2025 .Synopsis for the Hawaiian offshore waters... A ridge of high pressure will remain far N of the Hawaiian Islands through the rest of the week. $$ PHZ180-172215- Hawaiian Offshore Waters- 614 AM HST Thu Jul 17 2025 .TODAY...E winds 10 to 20 kt. Seas 6 to 8 ft. .TONIGHT THROUGH MONDAY...E winds 10 to 20 kt. Seas 6 to 8 ft. Isolated thunderstorms far NW waters on Monday. $$