


Offshore Forecast
Issued by NWS
Issued by NWS
339 FZHW61 PHFO 181524 OFFN10 NAVTEX MARINE FORECAST FOR HAWAIIAN WATERS NATIONAL WEATHER SERVICE HONOLULU HI 524 AM HST SAT OCT 18 2025 ...Please refer to Coastal Waters Forecasts available through NOAA Weather Radio and other means for detailed coastal forecasts... .Synopsis...A broad trough remains over the W offshore waters for the next couple of days. An upper low will drift over the NW half of the area through the weekend producing a few thunderstorms. $$ Hawaiian waters within 40 nautical miles including the channels- .TODAY...East northeast winds 20 to 25 knots. Seas 7 to 9 feet. Wave Detail: East 6 feet at 7 seconds and northwest 4 feet at 15 seconds. Scattered showers. .TONIGHT...East northeast winds 20 to 25 knots. Seas 7 to 8 feet. Wave Detail: East 5 feet at 6 seconds and northwest 3 feet at 14 seconds. Scattered showers. .SUNDAY...East northeast winds 20 to 25 knots. Seas 6 to 8 feet. Wave Detail: East 5 feet at 6 seconds and northwest 3 feet at 12 seconds. Scattered showers. .SUNDAY NIGHT...East northeast winds 15 to 20 knots. Seas 6 to 7 feet. Wave Detail: East 5 feet at 6 seconds and north northwest 3 feet at 13 seconds. Scattered showers. .MONDAY...East northeast winds 15 to 20 knots. Seas 6 to 7 feet. Scattered showers. .MONDAY NIGHT...East northeast winds 15 to 20 knots. Seas 5 to 7 feet. Scattered showers. .TUESDAY...East northeast winds 15 to 20 knots. Seas 5 to 7 feet. Scattered showers. .WEDNESDAY...East northeast winds 15 to 20 knots, rising to 20 to 25 knots. Seas 5 to 8 feet. Scattered showers. $$ Hawaiian Offshore Waters- .TODAY...E winds 10 to 20 kt. Seas 6 to 8 ft. Isolated thunderstorms NW Half. .TONIGHT...E winds 15 to 25 kt. Seas 6 to 8 ft. Isolated thunderstorms NW Half. .SUNDAY...E winds 10 to 20 kt. Seas 6 to 7 ft. Isolated thunderstorms NW Half. .SUNDAY NIGHT...E winds 10 to 20 kt. Seas 6 to 7 ft. Isolated thunderstorms NW Half. .MONDAY...E winds 10 to 20 kt. Seas 6 to 7 ft. Isolated thunderstorms NW Half. .TUESDAY...E winds 10 to 20 kt. Seas 6 to 7 ft. .WEDNESDAY...E winds 10 to 20 kt. Seas 6 to 8 ft. $$