


Coastal Waters Forecast
Issued by NWS
Issued by NWS
820 FZHW51 PHFO 291325 CWFHI1 Generalized Statewide Coastal Waters Forecast for Hawaii National Weather Service Honolulu HI 324 AM HST Fri Aug 29 2025 .Synopsis for Hawaiian coastal waters... A developing low far north of the islands has displaced the typical high pressure ridge north of the islands, thus keeping gentle to locally fresh trade winds through early next week. $$ Hawaiian waters within 40 nautical miles including the channels- .TODAY...East winds 15 to 20 knots. Seas 4 to 5 feet. Wave Detail: East southeast 3 feet at 5 seconds and south southwest 3 feet at 15 seconds. .TONIGHT...East winds 10 to 15 knots. Seas 4 to 5 feet. Wave Detail: East southeast 3 feet at 5 seconds and south 3 feet at 14 seconds. Isolated showers. .SATURDAY...East winds 10 to 15 knots. Seas 3 to 5 feet. Wave Detail: East southeast 3 feet at 5 seconds. .SATURDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet. Wave Detail: East southeast 3 feet at 5 seconds. Isolated showers. .SUNDAY...East winds 10 to 15 knots. Seas 4 to 5 feet. Isolated showers. .SUNDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet. Isolated showers. .MONDAY...East winds 10 to 15 knots. Seas 4 to 5 feet. Isolated showers through the day. .TUESDAY...East winds 10 to 15 knots. Seas 4 to 6 feet. Isolated showers through the day. $$