Offshore Forecast
Issued by NWS
Issued by NWS
647 FZHW61 PHFO 210305 OFFN10 NAVTEX MARINE FORECAST FOR HAWAIIAN WATERS NATIONAL WEATHER SERVICE HONOLULU HI 505 PM HST THU NOV 20 2025 ...Please refer to Coastal Waters Forecasts available through NOAA Weather Radio and other means for detailed coastal forecasts... .Synopsis...High pressure to the northeast will weaken and track eastward over the next couple of days as a front moves across the North Pacific. As this occurs, winds will gradually weaken. In the wake of the North Pacific front, a new area of high pressure will become established north of the islands this weekend, though trades will remain in the moderate to fresh range. Isolated thunderstorms possible for the western waters through Friday. $$ Hawaiian waters within 40 nautical miles including the channels- .TONIGHT...East winds 20 to 25 knots. Seas 7 to 9 feet. Wave Detail: East 7 feet at 7 seconds and north northwest 5 feet at 13 seconds. Numerous showers. .FRIDAY...East winds 20 to 25 knots. Seas 6 to 9 feet. Wave Detail: East 6 feet at 7 seconds and north northwest 5 feet at 16 seconds. Scattered showers. .FRIDAY NIGHT...East winds to 15 knots to Kauai...east 20 to 25 knots elsewhere. Seas 6 to 9 feet. Wave Detail: East 5 feet at 8 seconds and northwest 5 feet at 16 seconds. Isolated showers. .SATURDAY...East winds 15 to 20 knots. Seas 6 to 9 feet. Wave Detail: Northwest 6 feet at 16 seconds and east 5 feet at 8 seconds. Isolated showers. .SATURDAY NIGHT...East winds 15 to 20 knots. Seas 6 to 9 feet. Isolated showers. .SUNDAY...East winds 15 to 20 knots. Seas 5 to 7 feet. Isolated showers. .SUNDAY NIGHT...East winds 15 to 20 knots. Seas 5 to 7 feet. Isolated showers. .MONDAY...East winds 15 to 20 knots. Seas 5 to 7 feet. Isolated showers. .TUESDAY...East winds 15 to 20 knots. Seas 5 to 7 feet. Isolated showers through the night, then scattered showers through the day. $$ Hawaiian Offshore Waters- .TONIGHT THROUGH FRIDAY...E winds 15 to 25 kt. Seas 8 to 11 ft. Isolated thunderstorms W of 160W and S of 22N. .FRIDAY NIGHT...E winds 10 to 15 kt N of 24N, E 15 to 25 kt elsewhere. Seas 8 to 10 ft. .SATURDAY THROUGH SATURDAY NIGHT...E winds 10 to 20 kt. Seas 8 to 10 ft. .SUNDAY THROUGH TUESDAY...E winds 10 to 20 kt. Seas 6 to 9 ft. $$