FZHW51 PHFO 200107 CWFHI1 Generalized Statewide Coastal Waters Forecast for Hawaii National Weather Service Honolulu HI 307 PM HST Tue Aug 19 2025 .Synopsis for Hawaiian coastal waters... A ridge of high pressure far north of the state will help maintain fresh to locally strong trade winds throughout the week and into the weekend. $$ Hawaiian waters within 40 nautical miles including the channels- ...SMALL CRAFT ADVISORY THROUGH THURSDAY AFTERNOON FOR MAALAEA BAY...THE PAILOLO AND ALENUIHAHA CHANNELS AND WATERS SOUTH OF THE BIG ISLAND... .TONIGHT...East northeast winds 20 to 25 knots. Seas 5 to 8 feet. Wave Detail: East 5 feet at 6 seconds. Isolated showers. .WEDNESDAY...East winds 20 to 25 knots. Seas 5 to 7 feet. Wave Detail: East 5 feet at 6 seconds. Isolated showers. .WEDNESDAY NIGHT...East winds 15 to 20 knots. Seas 5 to 6 feet. Wave Detail: East 5 feet at 6 seconds. Scattered showers. .THURSDAY...East winds 15 to 20 knots. Seas 5 to 6 feet. Wave Detail: East 5 feet at 6 seconds and south 3 feet at 14 seconds. Scattered showers. .THURSDAY NIGHT...East winds 15 to 20 knots. Seas 5 to 7 feet. Scattered showers. .FRIDAY...East winds 15 to 20 knots. Seas 5 to 7 feet. Isolated showers. .FRIDAY NIGHT...East winds 15 to 20 knots. Seas 5 to 7 feet. Scattered showers. .SATURDAY...East winds 15 to 20 knots. Seas 5 to 7 feet. Isolated showers. .SUNDAY...East winds 15 to 20 knots. Seas 4 to 6 feet. Isolated showers. $$