004 FZHW60 PHFO 010940 OFFHFO Offshore Waters Forecast for Hawaii National Weather Service Honolulu HI 1140 PM HST Thu Feb 28 2019 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. PHZ105-011730- 1140 PM HST Thu Feb 28 2019 .Synopsis for the Hawaiian offshore waters... Ridge of high pressure will build over the N waters Friday through Saturday. A front will move over the area from the N Saturday and dissipate over the central waters Monday. $$ PHZ180-011730- Hawaiian Offshore Waters- 1140 PM HST Thu Feb 28 2019 .REST OF TONIGHT...N to NE winds 10 to 20 kt. Seas 7 to 11 ft. .FRIDAY...N to NE winds 10 to 15 kt. Seas 6 to 10 ft. .FRIDAY NIGHT THROUGH SUNDAY...NE winds 10 to 20 kt. Seas 6 to 8 ft. .MONDAY AND TUESDAY...NE winds 15 to 25 kt. Seas 6 to 9 ft. $$