NWS Marine Forecast


   ANZ500-122000-  1058 AM EDT Wed Aug 12 2026      .SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...    High pressure will be persistent off the east coast through  Thursday while a cold front gradually approaches from the north  Friday Daily thunderstorm chances continue for the remainder of the  week. Gusty winds and frequent cloud to ground lightning will be the  primary threats with any storms. The front may push to the south by  Friday night before returning again Sunday into early next week.  Small Craft Advisories may be needed Friday night.    $$
   ANZ530-122000-  Chesapeake Bay north of Pooles Island-  1058 AM EDT Wed Aug 12 2026    REST OF TODAY  NW winds 5 kt. Waves less than 1 ft.  TONIGHT  SW winds around 5 kt. Waves 1 ft. Scattered showers and  tstms.  THU  W winds 5 kt. Waves less than 1 ft.  THU NIGHT  W winds around 5 kt. Waves 1 ft. A chance of showers.  FRI  NE winds 5 kt. Waves less than 1 ft. A chance of showers and  tstms.  FRI NIGHT  N winds 5 to 10 kt. Waves 1 ft.  SAT  NE winds 5 to 10 kt...becoming S after midnight. Waves 1 ft.  SUN  S winds 10 to 15 kt...becoming SW after midnight. Waves 1 to  2 ft. A chance of showers in the afternoon. Showers likely with a  chance of tstms through the night.    Winds and waves higher and visibilities lower in and near tstms.    $$