NWS Marine Forecast



 Hazardous marine condition(s):
 Small Craft Advisory
 Hazardous Weather Outlook
   ANZ500-222000-  1057 AM EDT Tue Sep 22 2026      .SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...    A strong area of high pressure will remain in place to our north  through much of the week leading to a prolonged period of onshore  flow. A strong coastal low will then develop in the Atlantic toward  the end of the week. Small Craft Advisories will likely be needed  for much of the Thursday through Saturday time period, and a few  low- end Gale gusts can't be ruled out.    $$
   ANZ538-222000-  Patapsco River including Baltimore Harbor-  1057 AM EDT Tue Sep 22 2026    SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE WEDNESDAY NIGHT    REST OF TODAY  NE winds 15 kt with gusts to 25 kt. Waves 2 ft.  Patchy drizzle. Rain. Patchy fog. Vsby 1 to 3 NM.  TONIGHT  NE winds 15 to 20 kt with gusts to 30 kt. Waves 2 ft.  Rain with patchy drizzle. Patchy fog. Vsby 1 to 3 NM.  WED  NE winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. A  chance of rain.  WED NIGHT  NE winds 15 to 20 kt with gusts to 30 kt. Waves 2 ft.  THU  NE winds 10 to 15 kt with gusts to 25 kt. Waves 1 to 2 ft.  THU NIGHT  N winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.  FRI  N winds 10 to 15 kt. Waves 1 ft.  SAT  N winds 15 to 20 kt. Waves 1 to 2 ft.    $$