NWS Marine Forecast


   ANZ537-202100-  Tidal Potomac from Cobb Island to Smith Point-  1257 AM EST Thu Nov 20 2025    OVERNIGHT  N winds 10 kt. Waves 1 ft.  THU  NE winds around 5 kt. Waves 1 ft or less.  THU NIGHT  SE winds around 5 kt. Waves flat.  FRI  S winds 5 kt. Waves less than 1 ft. A chance of rain.  FRI NIGHT  SW winds 5 to 10 kt. Waves 1 ft. Rain.  SAT  N winds 10 to 15 kt. Waves 1 to 2 ft. A chance of rain.  SAT NIGHT  N winds 5 to 10 kt. Waves 1 ft.  SUN  W winds around 5 kt...increasing to 5 to 10 kt after  midnight. Waves 1 ft or less.  MON  NW winds 5 kt...becoming SE after midnight. Waves 1 ft.    $$