FZHW51 PHFO 310130 CWFHI1 Generalized Statewide Coastal Waters Forecast for Hawaii National Weather Service Honolulu HI 330 PM HST Mon Jan 30 2023 .Synopsis for Hawaiian coastal waters... A surface trough over Oahu will drift westward tonight as strong high pressure holds northwest of the state, resulting in declining fresh to strong northeast winds around Kauai and locally fresh east winds elsewhere. A disturbance aloft will produce heavy showers and thunderstorms through tonight. Moderate to fresh east to southeast winds will develop on Tuesday as the trough moves away to the west, followed by a decrease in winds Wednesday and Thursday. Trade winds may rebuild Friday. $$ Hawaiian waters within 40 nautical miles including the channels- ...SMALL CRAFT ADVISORY FOR MOST WATERS... .REST OF TODAY...Around Kauai, northeast to east winds 25 to 30 knots around Kauai, decreasing to 15 to 20 knots by midnight. Elsewhere, east winds 15 to 20 knots. Wind waves 8 to 13 feet around Kauai and 5 to 9 feet elsewhere. Northwest swell 6 to 8 feet and north swell 4 to 7 feet , highest Kauai waters. Occasional showers and a chance of thunderstorms. .TUESDAY AND TUESDAY NIGHT...East to southeast winds 10 to 20 knots. Wind waves 4 to 7 feet. Northwest swell 3 to 5 feet. Scattered showers. .WEDNESDAY AND THURSDAY...Northeast to east winds 10 to 15 knots. Wind waves 3 to 4 feet. Northwest swell 3 to 4 feet. Scattered showers. .FRIDAY...Northeast winds 15 to 25 knots. Wind waves 4 to 6 feet. Northwest swell 3 to 4 feet. Scattered showers. .SATURDAY...East winds 15 to 25 knots. Wind waves around 6 feet. North swell 4 to 5 feet. Scattered showers. $$