NWS Marine Forecast



 Hazardous marine condition(s):
 Hazardous Weather Outlook
 Small Craft Advisory
   ANZ500-230800-  1057 PM EDT Wed Jul 22 2026      .SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...    High pressure will build in from the west for the end of the week.  The next frontal system may approach by early next week.    $$
   ANZ539-230800-  Chester River to Queenstown MD-  1057 PM EDT Wed Jul 22 2026    SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT THURSDAY    REST OF TONIGHT  N winds 10 to 15 kt with gusts to 20 kt. Waves  1 to 2 ft. Isolated showers and tstms late this evening, then  isolated showers.  THU  N winds 5 to 10 kt. Waves 1 to 2 ft.  THU NIGHT  E winds around 5 kt. Waves flat.  FRI  E winds around 5 kt. Waves 1 ft or less.  FRI NIGHT  E winds 5 to 10 kt. Waves 1 ft or less.  SAT  E winds around 5 kt. Waves flat.  SAT NIGHT  SE winds around 5 kt. Waves flat.  SUN  S winds around 5 kt. Waves 1 ft or less. A chance of showers  through the night.  MON  SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and  tstms.    Winds and waves higher and visibilities lower in and near tstms.    $$