FZHW61 PHFO 161506 OFFN10 NAVTEX MARINE FORECAST FOR HAWAIIAN WATERS NATIONAL WEATHER SERVICE HONOLULU HI 506 AM HST FRI OCT 16 2026 ...Please refer to Coastal Waters Forecasts available through NOAA Weather Radio and other means for detailed coastal forecasts... .Synopsis...Surface high pressure far N of the islands will build as it shifts NE of Hawaii through the weekend. A weak surface trough will edge in from the E today, then exit W on Saturday. Stronger high pressure arrives N of the islands on $$ Hawaiian waters within 40 nautical miles including the channels- .TODAY...East northeast winds 20 to 25 knots. Seas 6 to 8 feet. Wave Detail: East northeast 5 feet at 6 seconds and north northwest 5 feet at 13 seconds. Scattered showers. .TONIGHT...East northeast winds 20 to 25 knots. Seas 7 to 9 feet. Wave Detail: East northeast 6 feet at 6 seconds and north northwest 5 feet at 11 seconds. Scattered showers. .SATURDAY...East northeast winds 20 to 25 knots. Seas 6 to 8 feet. Wave Detail: East northeast 6 feet at 6 seconds and north northwest 4 feet at 11 seconds. Scattered showers. .SATURDAY NIGHT...East northeast winds 20 to 25 knots. Seas 7 to 9 feet. Wave Detail: East northeast 6 feet at 6 seconds and north northwest 5 feet at 14 seconds. Scattered showers. .SUNDAY THROUGH TUESDAY...East northeast winds 20 to 25 knots. Seas 6 to 9 feet. Scattered showers. $$ Hawaiian Offshore Waters- .TODAY...E winds 15 to 20 kt. Seas 6 to 8 ft. Isolated thunderstorms S of 16N. .TONIGHT THROUGH TUESDAY...E winds 15 to 25 kt. Seas 7 to 10 ft. $$