FZHW61 PHFO 202115 OFFN10 NAVTEX MARINE FORECAST FOR HAWAIIAN WATERS NATIONAL WEATHER SERVICE HONOLULU HI 1115 AM HST FRI MAR 20 2026 ...Please refer to Coastal Waters Forecasts available through NOAA Weather Radio and other means for detailed coastal forecasts... .Synopsis...A surface low is centered roughly 300 nm W of Kauai with a front extending from the low into the N offshore waters. The low will remain nearly stationary through Friday then pass through the far N offshore waters Saturday as the front moves to the N. The low will lift NE of the region on Sunday, and strong high pressure will build far N of the islands Monday and Tuesday. $$ Hawaiian waters within 40 nautical miles including the channels- .TODAY...South southeast winds 15 to 20 knots. Seas 5 to 8 feet. Wave Detail: South southeast 4 feet at 5 seconds, north 4 feet at 11 seconds and south 3 feet at 12 seconds. Showers with isolated thunderstorms. .TONIGHT...South winds 15 to 20 knots. Seas 6 to 8 feet. Wave Detail: North 5 feet at 10 seconds and south southwest 4 feet at 5 seconds. Heavy showers with isolated thunderstorms. .SATURDAY...South southeast winds 10 to 15 knots near the Big Island...south southwest 20 to 25 knots elsewhere. Seas 7 to 10 feet. Wave Detail: North northeast 6 feet at 11 seconds, south southwest 4 feet at 5 seconds and south southwest 3 feet at 18 seconds. Heavy showers with isolated thunderstorms. .SATURDAY NIGHT...South southwest winds to 15 knots. Seas 6 to 9 feet. Wave Detail: North northeast 5 feet at 10 seconds, southwest 3 feet at 4 seconds and northwest 3 feet at 15 seconds. Heavy showers with isolated thunderstorms. .SUNDAY...Southwest winds 10 to 15 knots. Seas 5 to 8 feet. Heavy showers with isolated thunderstorms. .SUNDAY NIGHT...West northwest winds 10 to 15 knots. Seas 5 to 8 feet. Showers likely. .MONDAY...North northeast winds 15 to 20 knots. Seas 7 to 10 feet, building to 9 to 12 feet. Scattered showers. .TUESDAY...Alenuihaha Channel, northeast winds 20 to 25 knots, becoming east northeast 25 to 30 knots. Elsewhere, northeast winds 15 to 20 knots. Seas 8 to 11 feet, subsiding to 7 to 9 feet. Scattered showers. Winds and seas higher in and near tstms. $$ Hawaiian Offshore Waters- .THIS AFTERNOON...N of 24N, E winds 20 to 30 kt. S of 24N E of 161W, SE to S winds 10 to 20 kt. S of 24N W of 161W, SW to W winds 10 to 15 kt. Seas 8 to 14 ft N of 23N and 5 to 8 ft S of 23N. Isolated thunderstorms. .TONIGHT...N of 25N, E winds 15 to 30 kt. S of 25N E of 159W, S to SW winds 10 to 20 kt. S of 25N W of 159W, SW to W winds 10 to 15 kt. Seas 8 to 13 ft NW half and 5 to 8 ft SE half. Isolated to scattered thunderstorms. .SATURDAY AND SATURDAY NIGHT...NW half, S to SW winds 15 to 25 kt, becoming N over far NW waters late Saturday night. SE half, SE to S winds 10 to 20 kt. Seas 6 to 12 ft, highest NW half. Isolated to scattered thunderstorms. .SUNDAY...NW half, N to NE winds 10 to 20 kt. SE half, SE to S winds 10 to 15 kt. Seas 6 to 10 ft, highest NW half. Isolated to scattered thunderstorms. .MONDAY...NW half, NE winds 15 to 25 kt. SE half, NE to E winds 5 to 15 kt. Seas 6 to 10 ft, highest NW half. Isolated thunderstorms SE waters. .TUESDAY...NE to E winds 10 to 20 kt. Seas 6 to 10 ft. Isolated thunderstorms SE waters. $$