


Offshore Forecast
Issued by NWS Honolulu, HI
Issued by NWS Honolulu, HI
468 FZHW60 PHFO 291505 OFFHFO Offshore Waters Forecast for Hawaii National Weather Service Honolulu HI 505 AM HST Sun Jun 29 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. PHZ105-300015- 505 AM HST Sun Jun 29 2025 .Synopsis for the Hawaiian offshore waters... A ridge of high pressure far N of the state will gradually weaken through Monday as a trough develops far N of the area. The trough will move away from the area by the middle of next week with a ridge of high pressure rebuilding far N of the state. $$ PHZ180-300015- Hawaiian Offshore Waters- 505 AM HST Sun Jun 29 2025 .TODAY AND TONIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .MONDAY THROUGH TUESDAY...E to SE winds 10 to 20 kt. Seas 4 to 6 ft. .WEDNESDAY THROUGH THURSDAY...E winds 10 to 20 kt. Seas 4 to 6 ft. $$