FZHW51 PHFO 150757 CWFHI1 Generalized Statewide Coastal Waters Forecast for Hawaii National Weather Service Honolulu HI 957 PM HST Tue Apr 14 2026 .Synopsis for Hawaiian coastal waters... A surface trough northwest of the state will remain in place through Thursday and should maintain light winds across most waters. High pressure will build north of the region Friday into the weekend and bring moderate to locally fresh trades. $$ Hawaiian waters within 40 nautical miles including the channels- .TONIGHT...East winds 10 to 15 knots. Seas 4 to 5 feet. Wave Detail: East southeast 3 feet at 7 seconds, northwest 3 feet at 10 seconds and south 3 feet at 12 seconds. A chance of showers. .WEDNESDAY...East southeast winds 7 to 10 knots near Kauai and Oahu...east southeast 15 to 20 knots elsewhere. Seas 4 to 5 feet. Wave Detail: East southeast 3 feet at 6 seconds, northwest 3 feet at 9 seconds and south 3 feet at 12 seconds. A slight chance of showers. .WEDNESDAY NIGHT...East northeast winds 10 to 15 knots. Seas 4 to 5 feet. Wave Detail: East southeast 3 feet at 6 seconds and south 3 feet at 12 seconds. A slight chance of showers. .THURSDAY...East northeast winds 10 to 15 knots. Seas 3 to 5 feet. Wave Detail: East southeast 3 feet at 7 seconds. A slight chance of showers. .THURSDAY NIGHT...East winds to 10 knots to Kauai...east 15 to 20 knots elsewhere. Seas 4 to 6 feet. A slight chance of showers. .FRIDAY...East winds 15 to 20 knots. Seas 4 to 5 feet. A slight chance of showers. .FRIDAY NIGHT AND SATURDAY...East winds 15 to 20 knots. Seas 4 to 6 feet. A slight chance of showers. .SUNDAY...East southeast winds 7 to 10 knots around Kauai...east southeast 15 to 20 knots elsewhere. Seas 4 to 5 feet. A slight chance of showers through the night, then a chance of showers through the day. $$