NWS Marine Forecast


   PHZ100-311600-  518 PM HST Sat Aug 30 2025    .Synopsis for Hawaiian coastal waters...  Weak high pressure northeast of the state will remain displaced  by a large low far to the north, keeping light to moderate trades  in place. A low will pass just south of the Big Island Sunday  through Monday.    $$
   PHZ123-311600-  Big Island Leeward Waters-  519 PM HST Sat Aug 30 2025    TONIGHT  Winds variable less than 10 knots west of the Big  Island...East 15 to 20 knots near South Point. Seas 3 to 4 feet.  Wave Detail: East northeast 3 feet at 5 seconds. Isolated  showers.  SUNDAY  West of the Big Island, winds variable less than  10 knots, becoming west southwest 7 to 10 knots in the afternoon.  Near South Point, east winds 15 to 20 knots. Seas 3 to 4 feet.  Wave Detail: Southeast 4 feet at 5 seconds. Isolated showers.  SUNDAY NIGHT  West of the Big Island, north winds 7 to  10 knots. Near South Point, east winds 15 to 20 knots, becoming  to 15 knots after midnight. Seas 3 to 5 feet. Wave Detail:  Southeast 4 feet at 5 seconds. Isolated showers.  MONDAY  West of the Big Island, winds variable less than  10 knots, becoming west southwest 7 to 10 knots in the afternoon.  Near South Point, east winds 15 to 20 knots. Seas 3 to 5 feet.  Wave Detail: East southeast 3 feet at 4 seconds. Isolated  showers.  MONDAY NIGHT  West of the Big Island, south southwest winds  7 to 10 knots in the evening, becoming variable less than  10 knots. Near South Point, east winds 15 to 20 knots. Seas 3 to  5 feet. Wave Detail: East southeast 4 feet at 5 seconds. Isolated  showers.  TUESDAY  Winds variable less than 10 knots west of the Big  Island...East to 15 knots near South Point. Seas 3 to 5 feet.  Wave Detail: East southeast 3 feet at 4 seconds. Isolated  showers.  TUESDAY NIGHT  Winds variable less than 10 knots west of the  Big Island...East to 15 knots near South Point. Seas 3 to 5 feet.  Wave Detail: East southeast 3 feet at 4 seconds. Isolated  showers.  WEDNESDAY  West of the Big Island, winds variable less than  10 knots. Near South Point, east winds 10 to 15 knots, rising to  15 to 20 knots after midnight. Seas 3 to 5 feet. Wave Detail:  East southeast 3 feet at 4 seconds. Isolated showers in the  morning. Isolated showers after midnight.  THURSDAY  Winds variable less than 10 knots west of the Big  Island...East 15 to 20 knots near South Point. Seas 3 to 4 feet.  Wave Detail: East 3 feet at 5 seconds. Isolated showers in the  morning. Isolated showers after midnight.    $$