NWS Marine Forecast



 Hazardous marine condition(s):
 Small Craft Advisory
 Hazardous Weather Outlook
   ANZ500-222000-  1057 AM EDT Mon Jun 22 2026      .SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...    A cold front will cross the area tonight. High pressure will return  Wednesday. Special Marine Warnings may be needed as thunderstorms  track over the waters this afternoon and evening.    $$
   ANZ539-222000-  Chester River to Queenstown MD-  1057 AM EDT Mon Jun 22 2026    SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT  SMALL CRAFT ADVISORY IN EFFECT TUESDAY AFTERNOON    REST OF TODAY  S winds 15 to 20 kt with gusts to 25 kt. Waves 1 to  2 ft. Isolated showers and tstms late this morning, then widespread  showers and scattered tstms this afternoon.  TONIGHT  S winds 10 to 15 kt with gusts to 25 kt... becoming SW  late. Waves 2 ft. Widespread showers and scattered tstms.  TUE  NW winds 10 to 15 kt with gusts to 20 kt... becoming 15 kt  with gusts to 20 kt late. Waves 1 to 2 ft.  TUE NIGHT  N winds 10 to 15 kt with gusts to 20 kt. Waves 1 to  2 ft.  WED  NW winds 5 to 10 kt. Waves 1 ft.  WED NIGHT  S winds 5 kt. Waves less than 1 ft.  THU  S winds 10 to 15 kt. Waves 1 to 2 ft. A chance of showers and  tstms through the night.  FRI  SW winds 5 to 10 kt. Waves 1 ft or less. A chance of showers.  A chance of tstms.    Winds and waves higher and visibilities lower in and near tstms.    $$