


Offshore Forecast
Issued by NWS
Issued by NWS
364 FZHW61 PHFO 200944 OFFN10 NAVTEX MARINE FORECAST FOR HAWAIIAN WATERS NATIONAL WEATHER SERVICE HONOLULU HI 1144 PM HST SAT APR 19 2025 ...Please refer to Coastal Waters Forecasts available through NOAA Weather Radio and other means for detailed coastal forecasts... .Synopsis...High pressure far northeast of the state will drive gentle to moderate easterly trade winds into Monday. A surface low will develop northwest of the state Monday into Tuesday veering winds more southerly and bringing a chance of thunderstorms. The low will move northeast of the state during the second half of next week. $$ Hawaiian waters within 40 nautical miles including the channels- .REST OF TONIGHT THROUGH MONDAY...East winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 4 feet at 7 seconds and north 3 feet at 10 to 11 seconds. Scattered showers. .MONDAY NIGHT...East southeast winds 10 to 15 knots. Seas 4 to 5 feet. Scattered showers. .TUESDAY AND TUESDAY NIGHT...South winds 10 knots or less around Kauai and Oahu waters. Elsewhere, southeast winds 10 to 15 knots. Seas 4 to 5 feet. Scattered showers with a slight chance of thunderstorms over Kauai and Oahu waters. .WEDNESDAY...South to Southeast winds 15 to 20 knots. Seas 4 to 6 feet. Scattered showers with a slight chance of thunderstorms. .THURSDAY...South to southeast winds 15 to 20 knots. Seas 5 to 6 feet. Scattered showers. Winds and seas higher in and near tstms. $$ Hawaiian Offshore Waters- .REST OF TONIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .SUNDAY THROUGH MONDAY...E winds 10 to 20 kt. Seas 6 to 8 ft. .MONDAY NIGHT...NW half, SE winds 10 to 15 kt. SE half, E to SE winds 10 to 15 kt. Seas 6 to 8 ft. Isolated thunderstorms NW Half. .TUESDAY THROUGH THURSDAY...NW half, S winds 10 to 15 kt, strengthening to 10 to 20 kt Wednesday. SE half, SE winds 15 to 20 kt. Seas 6 to 8 ft. Isolated thunderstorms NW Half. $$