* WHAT. Up to one half foot of inundation above ground level in low lying areas due to tidal flooding. * WHERE. Shoreline in the District of Columbia. * WHEN. Until 9 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. High tide at Washington Channel is at 7:28 AM.

* WHAT. Up to one foot of inundation above ground level in low lying areas due to tidal flooding. * WHERE. Shoreline in Anne Arundel County. * WHEN. Until 9 AM EDT this morning, especially around the time of high tide. * IMPACTS. At 3.0 feet, Compromise Street begins to flood in Annapolis. Flooding of much of the City Dock parking lot is occurring. * ADDITIONAL DETAILS. Tides one and a half to two feet above normal. High tide at Annapolis U.S. Naval Academy is ongoing.

* WHAT. Up to one half foot of inundation above ground level in low lying areas due to tidal flooding. * WHERE. Shoreline in the District of Columbia. * WHEN. Until 9 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. High tide at Washington Channel is ongoing.

* 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 9 AM EDT this morning, especially around the time of high tide. * IMPACTS. At 3.0 feet, Compromise Street begins to flood in Annapolis. Flooding of much of the City Dock parking lot is occurring. * ADDITIONAL DETAILS. Tides one to one and a half feet above normal. High tide at Annapolis U.S. Naval Academy is ongoing.

* WHAT. Up to one half foot of inundation above ground level in low lying areas due to tidal flooding. * WHERE. Shoreline in the City of Alexandria and Arlington County. * WHEN. Until 9 AM EDT this morning, especially around the time of high tide. * IMPACTS. 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. High tide at Alexandria is ongoing.

Recent observations and traffic cameras show fog over portions of central Virginia. Fog is expected to continue through 9 AM with visibility between a quarter and one half mile. Visibility will occasionally drop below a quarter mile. Motorists should be alert for sudden changes in visibility due to the areas of fog. Drive at reduced speeds, watch for children at school bus stops, and use low beam headlights only.

Recent observations and traffic cameras show fog over portions of east central Virginia, southeast Virginia, and northeast North Carolina. Fog is expected to continue through 9 AM with visibility between a quarter and one half mile. Visibility will occasionally drop below a quarter mile. Motorists should be alert for sudden changes in visibility due to the areas of fog. Drive at reduced speeds, watch for children at school bus stops, and use low beam headlights only.

* 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 9 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 and a half to two feet above normal. High tide at Washington Channel is ongoing.

* WHAT. Up to one half foot of inundation above ground level in low lying areas due to tidal flooding. * WHERE. Shoreline in the City of Alexandria and Arlington County. * WHEN. Until 9 AM EDT this morning, especially around the time of high tide. * IMPACTS. 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 ongoing.

* 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 9 AM EDT this morning, 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 ongoing.

* WHAT. Dense fog will reduce visibility to 1 NM or less. * WHERE. Chesapeake Bay from North Beach MD to Smith Point VA, Tidal Potomac from Cobb Island MD to Smith Point VA, and Patuxent River to Broomes Island MD. * WHEN. Until 10 AM EDT this morning. * IMPACTS. Low visibility will make navigation difficult.

* WHAT. Visibility one quarter mile or less in dense fog. * WHERE. Calvert and St. Mary's Counties. * WHEN. Until 10 AM EDT this morning. * IMPACTS. Low visibility could make driving conditions hazardous.