Offshore Forecast
Issued by NWS Honolulu, HI
Issued by NWS Honolulu, HI
792 FZHW60 PHFO 240900 OFFHFO Offshore Waters Forecast for Hawaii National Weather Service Honolulu HI 1100 PM HST Sun Aug 23 2026 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. PHZ105-241700- 1100 PM HST Sun Aug 23 2026 .Synopsis for the Hawaiian offshore waters... Weak high pressure aligned along 30N will maintain trades through the period. $$ PHZ180-241700- Hawaiian Offshore Waters- 1100 PM HST Sun Aug 23 2026 .REST OF TONIGHT...E winds 10 to 20 kt NW Half, E 20 to 30 kt SE Half. Seas 7 to 9 ft. Isolated thunderstorms SE Waters. .MONDAY...E winds 15 to 25 kt. Seas 7 to 9 ft. Isolated thunderstorms S of 24N. .MONDAY NIGHT...E winds 15 to 25 kt. Seas 6 to 8 ft. Isolated thunderstorms S of 24N. .TUESDAY...E winds 10 to 20 kt. Seas 6 to 7 ft. Isolated thunderstorms S of 24N. .TUESDAY NIGHT...E winds 10 to 20 kt. Seas 6 to 7 ft. Isolated thunderstorms S of 24N. .WEDNESDAY...E winds 10 to 20 kt. Seas 6 to 7 ft. Isolated thunderstorms NW Half. .THURSDAY...E winds 10 to 20 kt. Seas 6 to 7 ft. .FRIDAY...E winds 10 to 20 kt. Seas 6 ft. $$