


Coastal Waters Forecast
Issued by NWS
Issued by NWS
157 FZHW51 PHFO 041313 CWFHI1 Generalized Statewide Coastal Waters Forecast for Hawaii National Weather Service Honolulu HI 312 AM HST Sat Oct 4 2025 .Synopsis for Hawaiian coastal waters... A weakening cold front to the northwest, and a weakening trough to the northeast will continue to weaken today. This will allow east-northeast trades to build back into the region with high pressure to the northwest. A trough may develop to the northeast of the state early next week, which will weaken winds again. $$ Hawaiian waters within 40 nautical miles including the channels- .TODAY...East winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 4 feet at 6 seconds and north northwest 4 feet at 14 seconds. Hazy. Isolated showers. .TONIGHT...East northeast winds 15 to 20 knots. Seas 5 to 7 feet. Wave Detail: North northwest 5 feet at 12 seconds and east 4 feet at 6 seconds. Isolated showers. .SUNDAY...East northeast winds 15 to 20 knots. Seas 6 to 7 feet. Wave Detail: North northwest 5 feet at 12 seconds and east 4 feet at 6 seconds. Isolated showers. .SUNDAY NIGHT...Northeast winds 10 to 15 knots. Seas 4 to 6 feet. Wave Detail: East 4 feet at 5 seconds and north northwest 4 feet at 11 seconds. Scattered showers. .MONDAY...Northeast winds to 15 knots to Kauai...northeast 7 to 10 knots elsewhere. Seas 5 to 7 feet. Scattered showers. .MONDAY NIGHT...East winds 7 to 10 knots. Seas 4 to 6 feet. Scattered showers. .TUESDAY...East southeast winds 7 to 10 knots. Seas 3 to 5 feet. Scattered showers. .WEDNESDAY...to Kauai, south southeast winds 7 to 10 knots, becoming variable less than 10 knots. Elsewhere, east southeast winds 7 to 10 knots, becoming 10 to 15 knots. Seas 3 to 5 feet. Scattered showers. $$