


Offshore Forecast
Issued by NWS Honolulu, HI
Issued by NWS Honolulu, HI
380 FZHW60 PHFO 040335 OFFHFO Offshore Waters Forecast for Hawaii National Weather Service Honolulu HI 535 PM HST Wed Sep 3 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. PHZ105-041030- 535 PM HST Wed Sep 3 2025 .Synopsis for the Hawaiian offshore waters... Weak surface ridge N of the islands will remain nearly stationary through the weekend. Tropical Cyclone Kiko, currently in the Eastern Pacific, is forecasted to move into the eastern offshore waters early next week. $$ PHZ180-041030- Hawaiian Offshore Waters- 535 PM HST Wed Sep 3 2025 ...TROPICAL STORM CONDITIONS POSSIBLE MONDAY... .TONIGHT THROUGH THURSDAY NIGHT...Variable winds 5 to 10 kt N of 24N, E 10 to 20 kt elsewhere. Seas 6 ft. .FRIDAY THROUGH SUNDAY...E winds 10 to 20 kt. Seas 6 to 7 ft. .MONDAY...Tropical Storm conditions possible E of 153W. Otherwise, E winds 10 to 20 kt and seas 6 to 8 ft. $$