NWS Marine Forecast



 Hazardous marine condition(s):
 Small Craft Advisory
 Hazardous Weather Outlook
   LOZ045-220315-  Mexico Bay to the Saint Lawrence River along Lake Ontario-  543 PM EDT Tue Jul 21 2026    SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING    TONIGHT  South winds 10 to 15 knots becoming west 15 to  20 knots. Showers with a chance of thunderstorms through the  early overnight. Some thunderstorms may produce gusty winds this  evening. Waves 1 to 3 feet building to 3 to 6 feet. Waves  occasionally around 7 feet.  WEDNESDAY  West winds 15 to 25 knots. A chance of showers in  the morning. Waves 5 to 8 feet. Waves occasionally around  10 feet.  WEDNESDAY NIGHT  West winds 15 to 25 knots diminishing to 5 to  15 knots. Partly to mostly cloudy. Waves 4 to 7 feet subsiding to  1 to 3 feet. Waves occasionally around 9 feet.  THURSDAY  Southwest winds 5 to 15 knots. Sunny. Waves 2 feet or  less.  THURSDAY NIGHT  Southwest winds 5 to 15 knots becoming south  less than 10 knots. Mainly clear. Waves 2 feet or less.  FRIDAY  South winds 10 knots or less becoming southeast. Mainly  clear. Waves 1 foot or less.  SATURDAY  South winds 5 to 15 knots. Mainly clear, then  becoming partly cloudy. Waves 2 feet or less.  SUNDAY  South winds 5 to 15 knots becoming southwest. A chance  of showers during the day, then showers likely Sunday night.  Waves 2 feet or less.    Winds and waves higher in and near thunderstorms.    $$