


Offshore Forecast
Issued by NWS
Issued by NWS
570 FZHW61 PHFO 090307 OFFN10 NAVTEX MARINE FORECAST FOR HAWAIIAN WATERS NATIONAL WEATHER SERVICE HONOLULU HI 507 PM HST FRI AUG 8 2025 ...Please refer to Coastal Waters Forecasts available through NOAA Weather Radio and other means for detailed coastal forecasts... .Synopsis...Surface high pressure will remain far NE of Hawaii for the next several days. Post Tropical Cyclone Henriette will pass NE of the offshore waters early next week. A ridge will build back in after Henriette passes. $$ Hawaiian waters within 40 nautical miles including the channels- .TONIGHT...East winds 15 to 20 knots. Seas 6 to 8 feet. Wave Detail: East 5 feet at 6 seconds and south southwest 5 feet at 16 seconds. Hazy. Isolated showers. .SATURDAY...East winds 15 to 20 knots. Seas 6 to 8 feet. Wave Detail: East 5 feet at 7 seconds and south southwest 5 feet at 15 seconds. Isolated showers. .SATURDAY NIGHT...East winds 10 to 15 knots. Seas 6 to 8 feet. Wave Detail: East 5 feet at 11 seconds and south southwest 5 feet at 15 seconds. Isolated showers. .SUNDAY...East winds 10 to 15 knots. Seas 5 to 7 feet. Wave Detail: South southwest 5 feet at 14 seconds and east 4 feet at 10 seconds. Isolated showers. .SUNDAY NIGHT...East southeast winds 10 to 15 knots. Seas 5 to 7 feet. Isolated showers. .MONDAY...Southeast winds 7 to 10 knots to Kauai...east 15 to 20 knots elsewhere. Seas 5 to 8 feet. Isolated showers. .MONDAY NIGHT...East winds 15 to 20 knots. Seas 5 to 8 feet. Isolated showers. .TUESDAY...East northeast winds 15 to 20 knots. Seas 6 to 9 feet. Isolated showers. .WEDNESDAY...East northeast winds 15 to 20 knots. Seas 5 to 7 feet, then to 2 feet or less. Isolated showers. $$ Hawaiian Offshore Waters- .TONIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .SATURDAY...E winds 10 to 15 kt, diminishing to up to 10 kt late in the afternoon. Seas 6 to 9 ft. Highest seas eastern half. .SATURDAY NIGHT...E winds up to 10 kt. Seas 6 to 8 ft. Highest seas eastern half. Isolated moderate thunderstorms E of 155W and N of 21N. .SUNDAY...E winds up to 10 kt. Seas 6 to 8 ft. Highest seas northeast waters. Isolated thunderstorms N of 22N. .MONDAY...E winds 10 to 15 kt SE half. ESE winds to 10 kt elsewhere. Seas 6 ft. Isolated thunderstorms S of 18N. .TUESDAY THROUGH WEDNESDAY...E winds 10 to 20 kt. Seas 6 ft. $$