FZHW60 PHFO 120301 OFFHFO Offshore Waters Forecast for Hawaii National Weather Service Honolulu HI 501 PM HST Thu Dec 11 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. PHZ105-121045- 501 PM HST Thu Dec 11 2025 .Synopsis for the Hawaiian offshore waters... A cold front is moving across the central waters this evening, where it is expected to stall and dissipate by Friday. Another cold front is forecast to reach the far NW waters Saturday, with strengthening SW winds and an increasing chance of showers and thunderstorms ahead of and along the front through early next week. $$ PHZ180-121045- Hawaiian Offshore Waters- 501 PM HST Thu Dec 11 2025 .TONIGHT...Variable winds up to 10 kt. Seas 6 to 9 ft. .FRIDAY...W of 160W, S winds 5 to 10 kt. S of 18N, SE winds 5 to 15 kt. Elsewhere, variable winds up 10 kt. Seas 6 to 8 ft. .FRIDAY NIGHT...W of 160W, S to SW winds 15 to 25 kt. S of 18N, SE winds 5 to 15 kt. Elsewhere, variable winds up 10 kt. Seas 6 to 8 ft. .SATURDAY...Front moving into NW waters. NW Half, SW winds 20 to 30 kt, seas 7 to 10 ft. SE Half, SE to S winds 10 to 20 kt, seas 5 to 7 ft. Isolated thunderstorms NW waters. .SATURDAY NIGHT...Front over NW waters. NW Half, SW winds 15 to 25 kt, seas 8 to 12. SE Half, SE 10 to 15 kt, seas 5 to 7 ft. Isolated thunderstorms NW waters. .SUNDAY...Front stalling over central waters. W of front, variable winds up to 10 kt, seas 7 to 13 ft. E of front, SE to S winds 10 to 15 kt, seas 5 to 7 ft. Isolated thunderstorms NW Half. .MONDAY AND TUESDAY...NW Half, SW winds 15 to 25 kt, seas 8 to 11 ft building to 10 to 14 ft on Tuesday. SE Half, SE to S winds 10 to 15 kt, seas 6 to 8 ft. Isolated thunderstorms NW half. $$