


Offshore Forecast
Issued by NWS Honolulu, HI
Issued by NWS Honolulu, HI
246 FZHW60 PHFO 140303 OFFHFO Offshore Waters Forecast for Hawaii National Weather Service Honolulu HI 503 PM HST Sun Jul 13 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. PHZ105-141030- 503 PM HST Sun Jul 13 2025 .Synopsis for the Hawaiian offshore waters... High pressure will remain far N of the state through the forecast period. A weak trough over the NW waters will continue to move W and away from the area tonight. $$ PHZ180-141030- Hawaiian Offshore Waters- 503 PM HST Sun Jul 13 2025 .TONIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. Slight chance of thunderstorms far NW waters. .MONDAY THROUGH TUESDAY...E winds 10 to 20 kt. Seas 6 to 8 ft. .TUESDAY NIGHT AND WEDNESDAY...E winds 15 to 20 kt. Seas 6 to 8 ft. .THURSDAY AND FRIDAY...E winds 10 to 20 kt. Seas 6 to 8 ft. $$