A few isolated northwesterly wind gusts to near gale force are possible through this afternoon. Mariners should avoid navigating in these conditions.

* WHAT. Northwest winds 10 to 15 kt with gusts up to 25 kt. * WHERE. Tidal Potomac River from Key Bridge to Cobb Island MD, and Patuxent River to Broomes Island MD. * WHEN. Until 8 PM EDT this evening. * IMPACTS. Conditions will be hazardous to small craft.

* WHAT. Northwest winds 10 to 20 kt with gusts up to 25 kt. A few gusts around 30 kt are possible late this afternoon through early this evening. * WHERE. Chesapeake Bay main channel north of Smith Point VA, Tidal Potomac from Cobb Island MD to Smith Point VA, Patapsco River including Baltimore Harbor, Chester River to Queenstown MD, Eastern Bay, Choptank River to Cambridge MD and the Little Choptank River, and Tangier Sound and the inland waters surrounding Bloodsworth Island. * WHEN. Until 2 AM EDT Tuesday. * IMPACTS. Conditions will be hazardous to small craft.