


Offshore Forecast
Issued by NWS Honolulu, HI
Issued by NWS Honolulu, HI
908 FZHW60 PHFO 012149 OFFHFO Offshore Waters Forecast for Hawaii National Weather Service Honolulu HI 1149 AM HST Mon Sep 1 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. PHZ105-020415- 1149 AM HST Mon Sep 1 2025 .Synopsis for the Hawaiian offshore waters... Weak high pressure NE of the state will remain displaced by a large low far to the N, keeping moderate trades in place through the forecast period. A low will continue to pass just S of the state today, bringing a chance of thunderstorms to the far S waters through this afternoon. $$ PHZ180-020415- Hawaiian Offshore Waters- 1149 AM HST Mon Sep 1 2025 .THIS AFTERNOON...E winds up to 10 kt N of 24N, E 10 to 20 kt elsewhere. Seas 6 ft. Isolated thunderstorms far S Waters. .TONIGHT...E winds up to 10 kt N of 24N, E 10 to 15 kt elsewhere. Seas 6 ft. .TUESDAY AND TUESDAY NIGHT...E winds up to 10 kt N of 24N, E 10 to 15 kt elsewhere. Seas 6 ft. .WEDNESDAY THROUGH FRIDAY...E winds 10 to 20 kt. Seas 6 to 7 ft. $$