


Offshore Forecast
Issued by NWS Honolulu, HI
Issued by NWS Honolulu, HI
858 FZHW60 PHFO 130905 OFFHFO Offshore Waters Forecast for Hawaii National Weather Service Honolulu HI 1105 PM HST Sat Jul 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. PHZ105-131700- 1105 PM HST Sat Jul 12 2025 .Synopsis for the Hawaiian offshore waters... The high pressure ridge will weaken N of the Hawaiian Islands through Monday. The ridge will strengthen from Tuesday onward. $$ PHZ180-131700- Hawaiian Offshore Waters- 1105 PM HST Sat Jul 12 2025 .REST OF TONIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .SUNDAY THROUGH MONDAY...E winds 10 to 20 kt. Seas 4 to 6 ft. Isolated thunderstorms NW Half. .MONDAY NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .TUESDAY THROUGH THURSDAY...E winds 10 to 20 kt. Seas 5 to 7 ft. $$