Offshore Forecast
Issued by NWS Honolulu, HI
Issued by NWS Honolulu, HI
261 FZHW60 PHFO 290302 OFFHFO Offshore Waters Forecast for Hawaii National Weather Service Honolulu HI 502 PM HST Fri Nov 28 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. PHZ105-291300- 502 PM HST Fri Nov 28 2025 .Synopsis for the Hawaiian offshore waters... Weak high pressure will remain for the next few days as a front to the NW weakens as it nears the far NW waters Sunday. Another front could approach the far NW waters by Tuesday. An extra large NW swell is expected to pass through the waters and significantly elevate seas from Saturday through early next week. $$ PHZ180-291300- Hawaiian Offshore Waters- 502 PM HST Fri Nov 28 2025 .TONIGHT...N of 23N, S to SW winds 10 to 20 kt. Elsewhere E to SE winds 5 to 15 kt. Seas 6 to 9 ft. .SATURDAY...N of 23N, S to SW winds 10 to 20 kt. Elsewhere E to SE winds 5 to 15 kt. Seas 6 to 15 ft, building from the NW to 6 to 17 ft in the afternoon. Largest seas for the NW waters. Isolated thunderstorms N of 23N. .SATURDAY NIGHT...N of 24N, S to SW winds 5 to 15 kt. Elsewhere E to SE winds 5 to 15 kt. Seas 6 to 17 ft, largest NW half. Isolated thunderstorms N of 23N. .SUNDAY THROUGH SUNDAY NIGHT...N of 23N, S to SW winds 10 to 20 kt. Elsewhere E to SE winds 5 to 15 kt. Seas 8 to 15 ft, lowering to 8 to 12 ft overnight. Isolated thunderstorms N of 24N. .MONDAY...N of 22N, S to SW winds 10 to 20 kt. Elsewhere E to SE winds 5 to 15 kt. Seas 9 to 11 ft. Isolated thunderstorms W of 159W. .TUESDAY...Front over NW waters. NW winds 5 to 15 kt NW of front, Elsewhere SE to S winds 5 to 15 kt. Seas 6 to 8 ft. Isolated thunderstorms W of 158W. .WEDNESDAY...Front from 25N157W to 22N158W to 19N162W. N winds 15 to 20 kt NW of front, elsewhere E 5 to 15 kt. Seas 6 to 12 ft, largest NW half. Isolated thunderstorms NW Half. $$