


Offshore Forecast
Issued by NWS
Issued by NWS
470 FZHW61 PHFO 272117 OFFN10 NAVTEX MARINE FORECAST FOR HAWAIIAN WATERS NATIONAL WEATHER SERVICE HONOLULU HI 1117 AM HST WED AUG 27 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 far N of the area will gradually shift southward throughout the week and stall just N of state this weekend. $$ Hawaiian waters within 40 nautical miles including the channels- .TODAY...East winds 15 to 20 knots. Seas 5 to 7 feet. Wave Detail: East 4 feet at 6 seconds. Isolated showers. .TONIGHT...East winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 4 feet at 6 seconds and south southwest 3 feet at 15 seconds. Isolated showers. .THURSDAY...East winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 4 feet at 6 seconds and south southwest 3 feet at 17 seconds. Isolated showers. .THURSDAY NIGHT...East winds 10 to 15 knots. Seas 4 to 6 feet. Wave Detail: East 4 feet at 6 seconds and south southwest 3 feet at 16 seconds. Isolated showers. .FRIDAY...East winds 10 to 15 knots. Seas 4 to 6 feet. Isolated showers. .FRIDAY NIGHT...East winds 10 to 15 knots. Seas 4 to 5 feet. Isolated showers. .SATURDAY...Near Kauai and Oahu, east winds to 10 knots. Elsewhere, east winds 15 to 20 knots, easing to 10 to 15 knots. Seas 3 to 5 feet. Isolated showers. .SUNDAY...East winds 10 to 15 knots. Seas 3 to 5 feet. Isolated showers. $$ Hawaiian Offshore Waters- .THIS AFTERNOON...E winds 10 to 20 kt. Seas 5 to 9 ft. .TONIGHT THROUGH FRIDAY...E winds 10 to 20 kt. Seas 5 to 8 ft. .SATURDAY AND SUNDAY...Variable winds up to 10 kt N of 23N, E 10 to 20 kt elsewhere. Slight chance of thunderstorms far SE waters. Seas 5 to 7 ft. $$