Offshore Forecast
Issued by NWS Honolulu, HI
Issued by NWS Honolulu, HI
521 FZHW60 PHFO 210300 OFFHFO Offshore Waters Forecast for Hawaii National Weather Service Honolulu HI 500 PM HST Mon May 20 2024 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. PHZ105-211100- 500 PM HST Mon May 20 2024 .Synopsis for the Hawaiian offshore waters... A trough of low pressure over the far western waters will continue to persist through the first half of the week. Strong surface high far northeast of the state will remain nearly stationary through the work week then weaken over the weekend. $$ PHZ180-211100- Hawaiian Offshore Waters- 500 PM HST Mon May 20 2024 .TONIGHT THROUGH TUESDAY...NW half, southeast winds 10 to 15 kt. SE half, E winds 10 to 20 kt. Seas 6 to 8 ft. Isolated thunderstorms W of 160W. .TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...NW half, SE winds 10 to 20 kt. SE half, E to SE winds 15 to 20 kt. Seas 6 to 9 ft. Isolated thunderstorms W of 160W. .THURSDAY...NW half, E to SE winds 15 to 20 kt. SE half, E winds 20 to 25 kt. Seas 6 to 9 ft. .FRIDAY...E winds 15 to 25 kt. Seas 6 to 9 ft. .SATURDAY...E winds 10 to 20 kt. Seas 6 to 8 ft. $$