


Offshore Forecast
Issued by NWS
Issued by NWS
230 FZHW61 PHFO 292139 OFFN10 NAVTEX MARINE FORECAST FOR HAWAIIAN WATERS NATIONAL WEATHER SERVICE HONOLULU HI 1139 AM HST FRI AUG 29 2025 ...Please refer to Coastal Waters Forecasts available through NOAA Weather Radio and other means for detailed coastal forecasts... .Synopsis...A ridge of high pressure N of the state will gradually shift southward and stall just near the northern offshore waters this weekend. A trough of low pressure will pass near the SE and S waters this weekend into early next week. $$ Hawaiian waters within 40 nautical miles including the channels- .TODAY...East winds 15 to 20 knots. Seas 4 to 5 feet. Wave Detail: East southeast 3 feet at 5 seconds and south southwest 3 feet at 15 seconds. .TONIGHT...East winds 10 to 15 knots. Seas 4 to 5 feet. Wave Detail: East southeast 3 feet at 5 seconds and south 3 feet at 14 seconds. Isolated showers. .SATURDAY...East winds 10 to 15 knots. Seas 3 to 5 feet. Wave Detail: East southeast 3 feet at 5 seconds. .SATURDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet. Wave Detail: East southeast 3 feet at 5 seconds. Isolated showers. .SUNDAY...East winds 10 to 15 knots. Seas 4 to 5 feet. Isolated showers. .SUNDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet. Isolated showers. .MONDAY...East winds 10 to 15 knots. Seas 4 to 5 feet. Isolated showers through the day. .TUESDAY...East winds 10 to 15 knots. Seas 4 to 6 feet. Isolated showers through the day. $$ Hawaiian Offshore Waters- .THIS AFTERNOON AND TONIGHT...E winds up to 10 kt N of 24N, E 10 to 20 kt elsewhere. Seas 4 to 7 ft. .SATURDAY...NW Half, E winds 5 to 15 kt, diminishing to up to 10 kt in the afternoon. SE Half, E winds 10 to 20 kt. Seas 4 to 7 ft. .SATURDAY NIGHT...NW Half, E winds 5 to 10 kt. SE Half, E winds 10 to 20 kt. Seas 4 to 7 ft. Isolated thunderstorms SE waters. .SUNDAY AND MONDAY...NW Half, E winds 5 to 10 kt. SE Half, E winds 10 to 20 kt. Seas 5 to 7 ft. Isolated thunderstorms S waters. .TUESDAY...E winds up to 10 kt N of 24N, E 10 to 20 kt elsewhere. Seas 5 to 6 ft. $$