Offshore Forecast
Issued by NWS Honolulu, HI
Issued by NWS Honolulu, HI
395 FZHW60 PHFO 091500 OFFHFO Offshore Waters Forecast for Hawaii National Weather Service Honolulu HI 500 AM HST Sun Nov 9 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. PHZ105-092215- 500 AM HST Sun Nov 9 2025 .Synopsis for the Hawaiian offshore waters... A cold front over the central offshore waters will continue to progress SE today. NE winds will strengthen behind the front. Strong trade winds will impact all offshore waters through the week as high pressure builds N of the area. $$ PHZ180-092215- Hawaiian Offshore Waters- 500 AM HST Sun Nov 9 2025 .TODAY...N of 20N, NE winds 20 to 25 kt. S of 20N, NE to E winds 10 to 20 kt. Seas 6 to 12 ft. .TONIGHT...NE winds 15 to 25 kt. Seas 8 to 12 ft. .MONDAY...NE winds 20 to 30 kt. Seas 9 to 12 ft. .MONDAY NIGHT AND TUESDAY...NE winds 15 to 25 kt. Seas 9 to 13 ft. .WEDNESDAY...E winds 20 to 30 kt. Seas 10 to 14 ft. .THURSDAY...E winds 15 to 25 kt. Seas 9 to 13 ft. $$