


Offshore Forecast
Issued by NWS Honolulu, HI
Issued by NWS Honolulu, HI
625 FZHW60 PHFO 121507 OFFHFO Offshore Waters Forecast for Hawaii National Weather Service Honolulu HI 507 AM HST Wed Mar 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. PHZ105-122300- 507 AM HST Wed Mar 12 2025 .Synopsis for the Hawaiian offshore waters... High pressure N of the waters will slowly drift E by the end of the week. A developing trough just W of the waters will weaken and veer winds to the E by Friday through the weekend. $$ PHZ180-122300- Hawaiian Offshore Waters- 507 AM HST Wed Mar 12 2025 .TODAY...E winds 10 to 20 kt N of 24N, E 20 to 30 kt elsewhere. Seas 8 to 12 ft. .TONIGHT...E winds 10 to 20 kt N of 24N, E 20 to 30 kt elsewhere. Seas 7 to 12 ft. .THURSDAY THROUGH FRIDAY...E to SE winds 15 to 25 kt. Seas 7 to 12 ft. .SATURDAY AND SUNDAY...E winds 15 to 25 kt. Seas 6 to 11 ft. Isolated thunderstorms NW Half. $$