


Offshore Forecast
Issued by NWS Honolulu, HI
Issued by NWS Honolulu, HI
218 FZHW60 PHFO 280304 OFFHFO Offshore Waters Forecast for Hawaii National Weather Service Honolulu HI 504 PM HST Wed Aug 27 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. PHZ105-281245- 504 PM HST Wed Aug 27 2025 .Synopsis for the Hawaiian offshore waters... A ridge of high pressure far N of the area will gradually shift southward throughout the week and stall just N of state this weekend. $$ PHZ180-281245- Hawaiian Offshore Waters- 504 PM HST Wed Aug 27 2025 .TONIGHT...E winds 10 to 20 kt. Seas 5 to 8 ft. .THURSDAY THROUGH FRIDAY NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .SATURDAY THROUGH MONDAY...Variable winds up to 10 kt N of 23N, E 10 to 20 kt elsewhere. Seas 5 to 7 ft. $$