* WHAT. Up to one foot of inundation above ground level expected in low lying areas due to tidal flooding. * WHERE. Shoreline in the District of Columbia. * WHEN. From 7 AM to 11 AM EDT Thursday, especially around the time of high tide. * IMPACTS. Shoreline inundation is expected along portions of the seawall adjacent to Ohio Drive and the Hains Point Loop Road, and near the Tidal Basin and Jefferson Memorial. * ADDITIONAL DETAILS. Tides one to one and a half feet above normal. The next high tide at Washington Channel is at 8:20 AM.

* WHAT. Up to one foot of inundation above ground level expected in low lying areas due to tidal flooding. * WHERE. Shoreline in the District of Columbia. * WHEN. Until 11 AM EDT this morning, especially around the time of high tide. * IMPACTS. Shoreline inundation is expected along portions of the seawall adjacent to Ohio Drive and the Hains Point Loop Road, and near the Tidal Basin and Jefferson Memorial. * ADDITIONAL DETAILS. Tides one to one and a half feet above normal. The next high tide at Washington Channel is at 8:20 AM.

* WHAT. Southwest winds 10 to 15 kt with gusts up to 25 kt. * WHERE. Chesapeake Bay north of Drum Point MD, Tidal Potomac from Cobb Island MD to Smith Point VA, Patapsco River including Baltimore Harbor, Chester River to Queenstown MD, Eastern Bay, and Choptank River to Cambridge MD and the Little Choptank River. * WHEN. Until noon EDT today. * IMPACTS. Conditions will be hazardous to small craft.

* WHAT. Up to one foot of inundation above ground level in low lying areas due to tidal flooding. * WHERE. Shoreline in the District of Columbia. * WHEN. Until 11 AM EDT this morning, especially around the time of high tide. * IMPACTS. Shoreline inundation is expected along portions of the seawall adjacent to Ohio Drive and the Hains Point Loop Road and near the Tidal Basin. Water is expected to approach the curb near the intersection of King Street and Strand Street in Alexandria.. * ADDITIONAL DETAILS. Tides one to one and a half feet above normal. The next high tide at Washington Channel is at8:59 PM and 9:07 AM.

* WHAT. Southwest winds 10 kt with gusts up to 20 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. Southwest winds 10 to 15 kt with gusts up to 20 kt. * 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 8 PM EDT this evening. * IMPACTS. Conditions will be hazardous to small craft.