NWS Marine Forecast



 Hazardous marine condition(s):
 Small Craft Advisory
   PHZ100-211815-  800 PM HST Sun Sep 20 2026    .Synopsis for Hawaiian coastal waters...  Fresh to locally strong trades will continue for the next few  days. After briefly easing midweek, they will then restrengthen  towards the end of the week. A trough, which may develop into a  tropical cyclone, is forecast to move into the area by midweek,  increasing coverage of heavy showers and introducing chances for  isolated thunderstorms over portions of the coastal waters.    $$
   PHZ119-211815-  Maalaea Bay-  800 PM HST Sun Sep 20 2026    SMALL CRAFT ADVISORY IN EFFECT THROUGH EARLY TUESDAY MORNING    REST OF TONIGHT  North northeast winds 25 to 30 knots. Seas to  2 feet or less. Wave Detail: East northeast 2 feet at 3 seconds.  MONDAY  North winds to 25 knots. Seas to 3 feet. Wave Detail:  North northeast 3 feet at 3 seconds.  MONDAY NIGHT  North winds to 25 knots. Seas to 3 feet in the  evening, then to 2 feet or less. Wave Detail: North northeast  3 feet at 3 seconds.  TUESDAY  North northeast winds 20 to 25 knots. Seas to 2 feet  or less.  TUESDAY NIGHT  East northeast winds 15 to 20 knots. Seas to  2 feet or less.  WEDNESDAY  Northeast winds 15 to 20 knots. Seas to 2 feet or  less.  WEDNESDAY NIGHT  Northeast winds 15 to 20 knots. Seas to 2 feet  or less. Isolated showers.  THURSDAY  East northeast winds 15 to 20 knots, becoming  northeast 20 to 25 knots after midnight. Seas to 3 feet.  Scattered showers through the night, then isolated showers  through the day.  FRIDAY  Northeast winds 20 to 25 knots, rising to 25 to  35 knots. Seas to 3 feet. Isolated showers through the night.    $$