* WHAT. Up to one half foot of inundation above ground level expected in low-lying areas near shorelines and tidal waterways. * WHERE. Westmoreland and Northumberland Counties. * WHEN. From 10 AM EDT this morning through this afternoon. * IMPACTS. Shallow flooding is possible in the most vulnerable locations near the waterfront and shoreline.

* WHAT. North winds 10 to 15 kt with gusts up to 20 kt expected. * WHERE. Chesapeake Bay from North Beach MD to Smith Point VA, Tidal Potomac from Cobb Island MD to Smith Point VA, and Tangier Sound and the inland waters surrounding Bloodsworth Island. * WHEN. Until 6 PM EDT this evening. * IMPACTS. Conditions will be hazardous to small craft.

* WHAT. Up to one half foot of inundation above ground level in low lying areas due to tidal flooding. * WHERE. Shoreline in St. Marys County. * WHEN. Until 8 AM EDT Monday, especially around the time of high tide. * IMPACTS. At 3.0 feet, yards are flooded on Saint George Island, and water will begin covering the road leading to the island, especially if there is wave action. * ADDITIONAL DETAILS. Tides one to one and a half feet above normal. The next high tide at Piney Point is 4:27 PM this afternoon. The next high tide at Coltons Point is at 5:03 PM late this afternoon. The next high tide at Point Lookout is at 3:45 PM this afternoon. Near moderate flooding is possible beginning this afternoon, and flooding may persist through at least Tuesday.

* WHAT. Up to one half foot of inundation above ground level expected in low lying areas due to tidal flooding. * WHERE. Shoreline in Anne Arundel County. * WHEN. From 5 PM this afternoon to 1 AM EDT Monday, 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. The next two high tides at Annapolis U.S. Naval Academy are at 6:58 AM this morning and 7:53 PM this evening. Flooding may persist, especially during the evening high tide cycles through at least Tuesday.

* 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 2 PM EDT Monday, 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 two high tides at Washington Channel are at 10:04 AM this morning and 10:21 PM this evening. Flooding may persist through at least Tuesday.