* WHAT. One to two feet of inundation above ground level in low- lying areas due to tidal flooding. * WHERE. Shoreline in the District of Columbia, Arlington County, and the City of Alexandria. * WHEN. Until 10 PM EDT this evening, 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. Water is expected to approach the curb near the intersection of King Street and Strand Street in Alexandria. * ADDITIONAL DETAILS. Tides one and a half to two feet above normal. High tide at Alexandria is at 8:32 PM. High tide at Washington Channel is at 8:14 PM.

* WHAT. Up to one half foot of inundation above ground level in low-lying areas due to tidal flooding. * WHERE. Shoreline in Anne Arundel County. * WHEN. Until 10 PM EDT this evening, especially around the time of high tide. * IMPACTS. At 2.8 feet, flooding of some of the parking area near Dock Street in Annapolis may occur, with water surrounding the Alex Haley Memorial. * ADDITIONAL DETAILS. Tides one to one and a half feet above normal. High tide at Annapolis U.S. Naval Academy is at 5:24 PM.

* WHAT. One to two feet of inundation above ground level in low- lying areas due to tidal flooding. * WHERE. Shoreline in the District of Columbia, Arlington County, and the City of Alexandria. * WHEN. Until 10 PM EDT this evening, 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. Water is expected to approach the curb near the intersection of King Street and Strand Street in Alexandria. * ADDITIONAL DETAILS. Tides one and a half to two feet above normal. High tide is occurring now.

* WHAT. Northeast winds 10 to 15 kt with gusts up to 25 kt. * WHERE. Tidal Potomac from Indian Head to Cobb Island MD. * WHEN. Until 6 PM EDT Wednesday. * IMPACTS. Conditions will be hazardous to small craft.

* WHAT. Northeast winds around 10 kt with gusts up to 20 kt. * WHERE. Tidal Potomac from Key Bridge to Indian Head MD. * WHEN. Until noon EDT Wednesday. * IMPACTS. Conditions will be hazardous to small craft.

* WHAT. Northeast winds 10 to 15 kt with gusts up to 25 kt. * WHERE. Chesapeake Bay north of North Beach MD, Patapsco River including Baltimore Harbor, Chester River to Queenstown MD, Eastern Bay, Choptank River to Cambridge MD and the Little Choptank River, and Patuxent River to Broomes Island MD. * WHEN. Until 9 PM EDT Wednesday. * 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 10 PM EDT this evening, 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. High tide is occurring now.

* WHAT. Northeast winds 10 to 15 kt with gusts up to 25 kt. * WHERE. Chesapeake Bay north of North Beach MD, Patapsco River including Baltimore Harbor, Chester River to Queenstown MD, Eastern Bay, Choptank River to Cambridge MD and the Little Choptank River, and Patuxent River to Broomes Island MD. * WHEN. Until 9 PM EDT Wednesday. * IMPACTS. Conditions will be hazardous to small craft.

* WHAT. Northeast winds around 10 kt with gusts up to 20 kt. * WHERE. Tidal Potomac from Key Bridge to Indian Head MD. * WHEN. Until noon EDT Wednesday. * IMPACTS. Conditions will be hazardous to small craft.

* WHAT. Northeast winds 10 to 15 kt with gusts up to 20 kt. * WHERE. Tidal Potomac from Indian Head to Cobb Island MD. * WHEN. Until 6 PM EDT Wednesday. * IMPACTS. Conditions will be hazardous to small craft.