NWS Marine Forecast



 Hazardous marine condition(s):
 Hazardous Weather Outlook
   ANZ500-180800-  757 PM EDT Mon Aug 17 2026      .SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...    A cold front approaching from the upper Ohio River Valley will  cross the region by tonight. High pressure will build in from the  Midwest Tuesday. Another cold front will approach from the west late  Wednesday into Thursday, then linger into Friday. Coastal low  pressure may develop Saturday.    $$
   ANZ531-180800-  Chesapeake Bay from Pooles Island to Sandy Point-  757 PM EDT Mon Aug 17 2026    TONIGHT  NW winds 5 kt. Waves less than 1 ft. Scattered showers  and tstms this evening.  TUE  N winds 5 to 10 kt. Waves 1 ft.  TUE NIGHT  N winds around 5 kt. Waves 1 ft or less.  WED  W winds around 5 kt. Waves 1 ft or less.  WED NIGHT  SW winds 5 kt. Waves less than 1 ft. A chance of  showers.  THU  N winds 5 kt. Waves flat. Showers likely with a chance of  tstms.  THU NIGHT  N winds 5 to 10 kt. Waves 1 ft. A chance of showers.  FRI  NE winds 5 to 10 kt. Waves 1 ft. A chance of showers through  the day. A chance of tstms. Showers likely through the night.  SAT  E winds 5 kt. Waves less than 1 ft. A chance of showers.    Winds and waves higher and visibilities lower in and near tstms.    $$