Offshore Forecast
Issued by NWS Honolulu, HI
Issued by NWS Honolulu, HI
405 FZHW60 PHFO 252125 OFFHFO Offshore Waters Forecast for Hawaii National Weather Service Honolulu HI 1125 AM HST Tue Nov 25 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. PHZ105-260415- 1125 AM HST Tue Nov 25 2025 .Synopsis for the Hawaiian offshore waters... The high pressure ridge will remain weak across the region through the weekend. A front will approach from the NW, then stall and diminish near the far NW waters this weekend. An extra large NW swell is also expected starting on Saturday. $$ PHZ180-260415- Hawaiian Offshore Waters- 1125 AM HST Tue Nov 25 2025 .THIS AFTERNOON THROUGH TONIGHT...ESE winds up to 10 kt N of 24N, E 10 to 20 kt elsewhere. Seas 6 to 8 ft. .WEDNESDAY...Ridge from 23N165W to 24N155W. N of ridge, SE to S winds 5 to 10 kt. E to SE winds 5 to 15 kt elsewhere. Seas 6 to 9 ft, highest far N waters. .THURSDAY AND FRIDAY...NW waters, SE to S winds 5 to 10 kt. E to SE winds 10 to 20 kt elsewhere. Seas 7 to 9 ft. .SATURDAY...Cold front approaching NW waters. NW waters, S to SW winds 10 to 20 kt. E to SE winds 5 to 15 kt elsewhere. Seas 6 to 15 ft, highest far NW waters. Seas building to 10 to 14 ft across NW waters by Saturday night. Isolated thunderstorms NW half. $$