NWS Marine Forecast



 Hazardous marine condition(s):
 Small Craft Advisory
   PHZ100-241415-  338 PM HST Tue Jun 23 2026    .Synopsis for Hawaiian coastal waters...  The subtropical ridge will strengthen north of the islands  through Wednesday, increasing trade wind speeds through the  weekend. A low level trough passing from east to west across  Hawaiian Coastal and Offshore waters tonight into Wednesday will  enhance rain shower activity for all waters.    $$
   PHZ123-241415-  Big Island Leeward Waters-  338 PM HST Tue Jun 23 2026    SMALL CRAFT ADVISORY IN EFFECT THROUGH EARLY THURSDAY  MORNING    TONIGHT  West of the Big Island, north northwest winds 7 to  10 knots this evening, becoming variable less than 10 knots. Near  South Point, east winds 15 to 20 knots, becoming 20 to 25 knots  after midnight. Seas 4 to 6 feet. Wave Detail: East northeast 5  feet at 5 seconds and south southwest 3 feet at 17 seconds.  Scattered showers.  WEDNESDAY  West of the Big Island, winds variable less than  10 knots, becoming west 7 to 10 knots in the afternoon. Near  South Point, east winds 20 to 25 knots. Seas 5 to 7 feet. Wave  Detail: East 6 feet at 6 seconds and south southwest 3 feet at  18 seconds. Isolated showers in the morning, then scattered  showers in the afternoon.  WEDNESDAY NIGHT  West of the Big Island, west northwest winds  7 to 10 knots in the evening, becoming variable less than  10 knots. Near South Point, east winds 20 to 25 knots. Seas 5 to  7 feet. Wave Detail: East northeast 6 feet at 6 seconds and south  southwest 3 feet at 17 seconds. Isolated showers in the evening,  then scattered showers after midnight.  THURSDAY  West of the Big Island, winds variable less than  10 knots. Near South Point, east winds 20 to 25 knots, becoming  to 20 knots in the afternoon. Seas 5 to 7 feet. Wave Detail: East  northeast 5 feet at 5 seconds and south southwest 3 feet at  16 seconds. Isolated showers in the morning.  THURSDAY NIGHT  Winds variable less than 10 knots west of the  Big Island...East northeast to 20 knots near South Point. Seas  5 to 7 feet. Wave Detail: East northeast 4 feet at 6 seconds and  south southwest 3 feet at 15 seconds. Isolated showers.  FRIDAY  Winds variable less than 10 knots west of the Big  Island...East 15 to 20 knots near South Point. Seas 4 to 6 feet.  Wave Detail: East northeast 4 feet at 5 seconds. Isolated showers  in the morning.  FRIDAY NIGHT  Winds variable less than 10 knots west of the Big  Island...East northeast 15 to 20 knots near South Point. Seas  4 to 6 feet. Wave Detail: East northeast 4 feet at 5 seconds.  Isolated showers.  SATURDAY  Winds variable less than 10 knots west of the Big  Island...East northeast 15 to 20 knots near South Point. Seas  4 to 6 feet. Wave Detail: East northeast 4 feet at 5 seconds and  south southwest 3 feet at 18 seconds. Isolated showers in the  morning. Isolated showers through the day.  SUNDAY  Winds variable less than 10 knots west of the Big  Island...East 15 to 20 knots near South Point. Seas 4 to 6 feet.  Wave Detail: East northeast 4 feet at 5 seconds and south  southwest 4 feet at 17 seconds. Isolated showers in the morning.  Isolated showers through the day.    $$