


Offshore Forecast
Issued by NWS
Issued by NWS
340 FZHW61 PHFO 041505 OFFN10 NAVTEX MARINE FORECAST FOR HAWAIIAN WATERS NATIONAL WEATHER SERVICE HONOLULU HI 505 AM HST FRI JUL 4 2025 ...Please refer to Coastal Waters Forecasts available through NOAA Weather Radio and other means for detailed coastal forecasts... .Synopsis...High pressure N of the state will strengthen through the weekend and linger through next week, causing strong trade winds by the weekend. $$ Hawaiian waters within 40 nautical miles including the channels- .TODAY...East winds 20 to 25 knots. Seas 5 to 8 feet. Wave Detail: East 5 feet at 6 seconds. Isolated showers. .TONIGHT...East winds 20 to 25 knots. Seas 5 to 8 feet. Wave Detail: East 5 feet at 6 seconds. Isolated showers. .SATURDAY...East winds 20 to 25 knots. Seas 6 to 9 feet. Wave Detail: East 6 feet at 6 seconds. Isolated showers. .SATURDAY NIGHT...East winds 20 to 25 knots. Seas 6 to 9 feet. Wave Detail: East 6 feet at 7 seconds. Isolated showers. .SUNDAY...East winds 20 to 25 knots. Seas 6 to 9 feet. Isolated showers. .SUNDAY NIGHT...East northeast winds 20 to 25 knots. Seas 6 to 9 feet. Isolated showers. .MONDAY...Alenuihaha Channel, east northeast winds 20 to 25 knots, rising to 25 to 30 knots. Elsewhere, east northeast winds to 20 knots. Seas 6 to 9 feet. Isolated showers. .TUESDAY...Alenuihaha Channel, east northeast winds 20 to 25 knots, rising to 25 to 30 knots. Elsewhere, east northeast winds 15 to 20 knots. Seas 6 to 8 feet. Isolated showers through the night. Scattered showers through the day. $$ Hawaiian Offshore Waters- .TODAY THROUGH SATURDAY NIGHT...E winds 15 to 25 kt. Seas 6 to 8 ft. .SUNDAY THROUGH TUESDAY...E winds 15 to 25 kt. Seas 7 to 9 ft. $$