Offshore Forecast
Issued by NWS Honolulu, HI
Issued by NWS Honolulu, HI
745 FZHW60 PHFO 170311 OFFHFO Offshore Waters Forecast for Hawaii National Weather Service Honolulu HI 511 PM HST Mon Sep 16 2024 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. PHZ105-171100- 511 PM HST Mon Sep 16 2024 .Synopsis for the Hawaiian offshore waters... Strong surface high pressure will remain far N of the area over the next few days, then move E and weaken Thursday and Friday. A weak surface trough could form in the northwest corner of the offshore waters on Saturday. $$ PHZ180-171100- Hawaiian Offshore Waters- 511 PM HST Mon Sep 16 2024 .TONIGHT THROUGH TUESDAY NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .WEDNESDAY...NW half, E winds 10 to 15 kt. SE half, E winds 15 to 20 kt. Seas 5 to 8 ft. .THURSDAY AND FRIDAY...N of 20N, E winds 10 to 15 kt. S of 20N, E winds 15 to 20 kt. Seas 5 to 7 ft. Isolated thunderstorms S of 17N. .SATURDAY...E winds 10 to 20 kt. Seas 5 to 7 ft. $$