


Coastal Waters Forecast
Issued by NWS
Issued by NWS
700 FZHW51 PHFO 080106 CWFHI1 Generalized Statewide Coastal Waters Forecast for Hawaii National Weather Service Honolulu HI 306 PM HST Tue Oct 7 2025 .Synopsis for Hawaiian coastal waters... A surface trough will slowly drift west over the coastal waters through the end of this week. This will help weaken the trades and maintain a flow out of the south or southeast. By this weekend, high pressure will build far northeast of the state and bring a return to more typical easterly trades. $$ Hawaiian waters within 40 nautical miles including the channels- .TONIGHT...South southeast winds 7 to 10 knots. Seas 3 to 4 feet. Isolated showers. .WEDNESDAY...South winds 10 to 15 knots. Seas to 3 feet. Hazy. Isolated showers. .WEDNESDAY NIGHT...South southeast winds 7 to 10 knots. Seas to 3 feet. Scattered showers. .THURSDAY...South southeast winds 10 to 15 knots. Seas to 3 feet. Scattered showers. .THURSDAY NIGHT...South southeast winds 7 to 10 knots to Kauai... east southeast 15 to 20 knots elsewhere. Seas 3 to 4 feet. Scattered showers. .FRIDAY...Southeast winds to 10 knots to Kauai...east 15 to 20 knots elsewhere. Seas 3 to 5 feet. Isolated showers. .FRIDAY NIGHT...East winds 15 to 20 knots. Seas 4 to 6 feet. Isolated showers. .SATURDAY...East winds 15 to 20 knots. Seas 4 to 6 feet. Isolated showers through the night, then scattered showers through the day. .SUNDAY...East northeast winds 15 to 20 knots. Seas 5 to 7 feet. Scattered showers. $$