FZHW51 PHFO 030117 CWFHI1 Generalized Statewide Coastal Waters Forecast for Hawaii National Weather Service Honolulu HI 317 PM HST Wed Jul 2 2025 .Synopsis for Hawaiian coastal waters... A weak trough northwest of the state will continue to drift away to the west through Thursday. High pressure far north of the state will strengthen Friday into the weekend. $$ Hawaiian waters within 40 nautical miles including the channels- .TONIGHT...East winds 15 to 20 knots. Seas 4 to 5 feet. Wave Detail: East 4 feet at 6 seconds. Isolated showers. .THURSDAY...East winds 20 to 25 knots. Seas 4 to 6 feet. Wave Detail: East 4 feet at 6 seconds. Isolated showers. .THURSDAY NIGHT...East winds 15 to 20 knots. Seas 4 to 5 feet. Wave Detail: East 4 feet at 6 seconds. Isolated showers. .FRIDAY...East northeast winds 25 to 30 knots Alenuihaha Channel...east northeast 15 to 20 knots elsewhere. Seas 4 to 6 feet. Wave Detail: East 5 feet at 6 seconds. Isolated showers. .FRIDAY NIGHT...East northeast winds 20 to 25 knots. Seas 5 to 6 feet. Scattered showers. .SATURDAY...East winds 20 to 25 knots. Seas 5 to 7 feet. Scattered showers. .SATURDAY NIGHT...East winds 25 to 30 knots. Seas 5 to 7 feet. Scattered showers. .SUNDAY...East winds 25 to 30 knots. Seas 5 to 7 feet. Scattered showers. .MONDAY...East northeast winds 25 to 30 knots. Seas 6 to 8 feet. Scattered showers. $$