Offshore Forecast
Issued by NWS Honolulu, HI
Issued by NWS Honolulu, HI
885 FZHW60 PHFO 140312 OFFHFO Offshore Waters Forecast for Hawaii National Weather Service Honolulu HI 512 PM HST Sun Sep 13 2026 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. PHZ105-141545- 512 PM HST Sun Sep 13 2026 .Synopsis for the Hawaiian offshore waters... High pressure far to the NNE will remain nearly stationary through the forecast period. A pair of troughs will approach the area from the E early this week. $$ PHZ180-141545- Hawaiian Offshore Waters- 512 PM HST Sun Sep 13 2026 .TONIGHT...NE winds 10 to 20 kt. Seas 6 ft or less. .MONDAY THROUGH TUESDAY...E winds 10 to 20 kt. Seas 6 ft or less. .WEDNESDAY THROUGH FRIDAY...NE winds 15 to 25 kt. Seas 6 to 9 ft. $$