Expires:202306091645;;814417 FZHW60 PHFO 090947 OFFHFO Offshore Waters Forecast for Hawaii National Weather Service Honolulu HI 1147 PM HST Thu Jun 8 2023 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. PHZ105-091645- 1147 PM HST Thu Jun 8 2023 .Synopsis for the Hawaiian offshore waters... A ridge will then build N of the region and persist through next week. $$