NWS Marine Forecast


   ANZ500-042300-  457 AM EDT Tue Aug 4 2026      .SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...    A frontal boundary stalls just to our south today, with mostly dry  conditions. Daily shower and thunderstorm chances return to the  forecast Wednesday, with gusty winds possible in the strongest  thunderstorms especially later this week. Additional Small Craft  Advisories may be needed at times late this week due to periods of  southerly channeling.    $$
   ANZ539-042300-  Chester River to Queenstown MD-  457 AM EDT Tue Aug 4 2026    REST OF THE OVERNIGHT  NE winds 10 kt. Waves 1 ft.  TODAY  NE winds 5 to 10 kt. Waves 1 ft.  TONIGHT  E winds 5 kt. Waves flat. A chance of showers.  WED  SE winds 5 kt. Waves less than 1 ft. Showers likely with a  chance of tstms.  WED NIGHT  S winds 5 to 10 kt. Waves 1 ft. A chance of showers and  tstms.  THU  S winds 5 to 10 kt. Waves 1 ft.  THU NIGHT  S winds 5 to 10 kt. Waves 1 ft.  FRI  SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and  tstms.  SAT  SW winds 5 kt. Waves less than 1 ft. A chance of showers and  tstms.    Winds and waves higher and visibilities lower in and near tstms.    $$