Offshore Forecast
Issued by NWS Honolulu, HI
Issued by NWS Honolulu, HI
021 FZHW60 PHFO 232159 OFFHFO Offshore Waters Forecast for Hawaii National Weather Service Honolulu HI 1159 AM HST Mon Sep 23 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. PHZ105-240445- 1159 AM HST Mon Sep 23 2024 .Synopsis for the Hawaiian offshore waters... As a weak trough passing N of Kauai continues to move westward, high pressure will build N of the area tonight into Tuesday and remain anchored through the rest of the week. $$ PHZ180-240445- Hawaiian Offshore Waters- 1159 AM HST Mon Sep 23 2024 .THIS AFTERNOON...NW half, E winds 10 to 15 kt. SE half, E winds 10 to 20 knots. Seas 5 to 6 ft. Isolated thunderstorms NW waters. .TONIGHT...E winds 10 to 20 kt. Seas 5 to 8 ft, higher NW waters. Isolated thunderstorms W waters. .TUESDAY THROUGH FRIDAY...E winds 10 to 20 kt. Seas 6 to 9 ft, higher NW waters Tuesday. Isolated thunderstorms W waters Tuesday. $$