


Offshore Forecast
Issued by NWS
Issued by NWS
549 FZHW61 PHFO 031521 OFFN10 NAVTEX MARINE FORECAST FOR HAWAIIAN WATERS NATIONAL WEATHER SERVICE HONOLULU HI 521 AM HST THU APR 3 2025 ...Please refer to Coastal Waters Forecasts available through NOAA Weather Radio and other means for detailed coastal forecasts... .Synopsis...A slow moving cold front will stall and dissipate just west of the central waters today. Trade winds will rebuild Friday and Saturday then hold into next week. A large swell is forecast to affect the waters Saturday through early next week. $$ Hawaiian waters within 40 nautical miles including the channels- .TODAY...Southeast winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East southeast 4 feet at 6 seconds and northwest 3 feet at 11 seconds. Hazy. Scattered showers. .TONIGHT...East northeast winds 15 to 20 knots. Seas 5 to 7 feet. Wave Detail: North northwest 4 feet at 11 seconds and east southeast 3 feet at 7 seconds. Hazy. Scattered showers. .FRIDAY...East northeast winds 20 to 25 knots. Seas 7 to 10 feet. Wave Detail: North northwest 6 feet at 12 seconds and east 5 feet at 6 seconds. Hazy. Scattered showers. .FRIDAY NIGHT...East northeast winds 15 to 20 knots. Seas 7 to 10 feet. Wave Detail: North northwest 7 feet at 13 seconds and east 5 feet at 6 seconds. Hazy. Scattered showers. .SATURDAY THROUGH MONDAY...East northeast winds 15 to 25 knots. Seas 9 to 14 feet, subsiding to 8 to 11 feet Sunday night into Monday. Scattered showers. $$ Hawaiian Offshore Waters- .TODAY...Dissipating front 25N155W 22N158W 19N163W. NW of front N to NE winds 10 to 20 kt. SE half, winds E to SE winds 10 to 20 kt. Elsewhere variable winds 10 kt or less. Seas 6 to 8 ft. .TONIGHT...NW half, NE winds 10 to 20 kt. SE half, E to SE winds 10 to 20 kt. Seas 6 to 9 ft, building to 6 to 11 ft after midnight. .FRIDAY THROUGH MONDAY...E winds 10 to 25 kt. Seas 6 to 11 ft, building to 9 to 15 ft Saturday then easing to 8 to 13 ft Monday. $$