Offshore Forecast
Issued by NWS Honolulu, HI
Issued by NWS Honolulu, HI
793 FZHW60 PHFO 150946 OFFHFO Offshore Waters Forecast for Hawaii National Weather Service Honolulu HI 1146 PM HST Tue Jan 14 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. PHZ105-151615- 1146 PM HST Tue Jan 14 2025 .Synopsis for the Hawaiian offshore waters... The ridge to the north will weaken as a front passes by to the north on Wednesday. A cold front will move down the island chain Thursday night and Friday. An upper level trough passing through at the same time may increase the potential for thunderstorms and numerous showers over the N waters Thursday through Friday. $$ PHZ180-151615- Hawaiian Offshore Waters- 1146 PM HST Tue Jan 14 2025 .REST OF TONIGHT...NE winds 10 to 20 kt. Seas 7 to 9 ft. .WEDNESDAY AND WEDNESDAY NIGHT...Front entering far NW waters. NW half, winds variable up to 10 kt. SE half, E to SE winds 10 to 15 kt. Seas 5 to 7 ft. .THURSDAY...Front over NW waters. N to NW winds 15 to 25 kt NW of front. Elsewhere N of 18N SE to S winds 5 to 15kt. Elsewhere S of 18N, E winds 10 to 15 kt. Seas 5 to 8 ft. Isolated thunderstorms far N waters. .THURSDAY NIGHT AND FRIDAY...Front moving through central and SE waters. Winds up to 15 kt, N to NE behind the front and SE to S ahead of the front. Seas 10 to 15 ft NW half and 6 to 10 ft SE half. Isolated thunderstorms NE waters. .SATURDAY...N winds 10 to 20 kt. Seas 7 to 13 ft. $$