* WHAT. For the Coastal Flood Warning, one to two feet of inundation above ground level in low-lying areas near shorelines and tidal waterways. For the Coastal Flood Advisory, up to one foot of inundation above ground level expected in low-lying areas near shorelines and tidal waterways. * WHERE. Westmoreland, Richmond, Northumberland, Western Essex and Eastern Essex Counties. * WHEN. For the Coastal Flood Warning, until 6 AM EDT early this morning. For the Coastal Flood Advisory, from 6 AM this morning to 6 AM EDT Thursday. * IMPACTS. Widespread flooding of vulnerable areas will result in an elevated threat of property damage to homes and businesses near the waterfront and shoreline. Water will be 1 to 2 feet above ground level in some areas resulting in a sufficient depth to close numerous roads and threaten homes and businesses. Flooding will extend inland from the waterfront along tidal rivers and bays resulting in some road closures and flooding of vehicles.

* WHAT. Up to one foot of inundation above ground level expected in low-lying areas near shorelines and tidal waterways. * WHERE. Westmoreland, Richmond, Northumberland, Western Essex and Eastern Essex Counties. * WHEN. Until 6 AM EDT Thursday. * IMPACTS. Shallow flooding is expected in the most vulnerable locations near the waterfront and shoreline resulting in a low threat of property damage. Expect up to one foot of water above ground level in low lying, vulnerable areas. Some roads and low lying property including parking lots, parks and lawns near the waterfront will experience shallow flooding.

* WHAT. Up to one foot of inundation above ground level in low- lying areas near shorelines and tidal waterways. * WHERE. Westmoreland and Northumberland Counties. * WHEN. Until 6 AM EDT Thursday. * IMPACTS. Shallow flooding is expected in the most vulnerable locations near the waterfront and shoreline resulting in a low threat of property damage. Expect up to one foot of water above ground level in low lying, vulnerable areas. Some roads and low lying property including parking lots, parks and lawns near the waterfront will experience shallow flooding.

* 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 4 AM EDT Friday, 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. The next high tide at Alexandria is at 8:57 AM and 9:16 PM.

* 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 4 AM EDT Friday, 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. * ADDITIONAL DETAILS. Tides one and a half to two feet above normal. The next high tide at Washington Channel is at 8:39 AM and 8:58 PM.

* WHAT. Up to one half foot of inundation above ground level in low lying areas due to tidal flooding. * WHERE. Shoreline in Charles and King George Counties. * WHEN. Until 1 AM EDT Friday, especially around the time of high tide. * IMPACTS. At 3.5 feet, water reaches yards near Cobb Island and docks near Dahlgren. * ADDITIONAL DETAILS. Tides one and a half to two feet above normal. The next high tide at Dahlgren is at 3:19 AM and 3:38 PM. The next high tide at Indian Head is at 8:25 AM and 8:44 PM. The next high tide at Goose Bay is at 4:31 AM and 4:50 PM.

* 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 4 AM EDT Friday, especially around the time of high tide. * IMPACTS. At 3.2 feet, water begins to approach businesses on Dock Street in Annapolis. The City Dock parking lot is flooded. Compromise Street is flooded. * ADDITIONAL DETAILS. Tides one and a half to two feet above normal. The next high tide at Annapolis U.S. Naval Academy is at 5:34 AM and 6:08 PM.

* WHAT. Up to one half foot of inundation above ground level in low lying areas due to tidal flooding. * WHERE. Shoreline in Calvert County. * WHEN. Until 1 AM EDT Friday, especially around the time of high tide. * IMPACTS. At 3.0 feet, water is expected to reach backyards near 9th Street in North Beach, and could approach 9th Street. At 3.0 feet, parking lots near Charles Street in Solomons begin to flood, with several inches of water covering low- lying portions of Charles Street and Williams Street. * ADDITIONAL DETAILS. Tides one and a half to two feet above normal. The next high tide at Chesapeake Beach is at 4:18 AM and 4:50 PM. The next high tide at Solomons Island is at 2:53 PM and 3:07 AM.

* 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 midnight EDT Thursday night, especially around the time of high tide. * IMPACTS. At 3.5 feet, water covers roads on Saint George Island, is in yards, and is approaching structures. To the east, inundation is occurring at multiple marinas off St. Mary's River, Smith Creek, and Jutland Creek. * ADDITIONAL DETAILS. Tides one and a half to two feet above normal. The next high tide at Point Lookout is at 2:09 PM and 2:06 AM. The next high tide at Coltons Point is at 3:21 AM and 3:40 PM. The next high tide at Piney Point is at 3:04 PM and 3:21 AM.

The Flood Warning is extended for the following rivers in West Virginia. Virginia. Shenandoah River at Millville affecting Clarke, Warren and Jefferson Counties. For the Shenandoah River. including Millville. Minor flooding is forecast. * WHAT. Minor flooding is occurring and minor flooding is forecast. * WHERE. Shenandoah River at Millville. * WHEN. Until early tomorrow afternoon. * IMPACTS. At 12.0 feet, Water reaches the river access at Wagon Trail Place near Harpers Ferry, and completely covers the parking lot of the lower boat ramp at Millville Dam. Portions of the Cool Spring Battlefield begin to flood. * ADDITIONAL DETAILS. - At 2:30 AM EDT Wednesday the stage was 10.2 feet, or 0.2 feet above flood stage. - Recent Activity. The maximum river stage in the 24 hours ending at 2:30 AM EDT Wednesday was 10.4 feet. - Forecast. The river is expected to rise to a crest of 11.6 feet this afternoon. It will then fall below flood stage tomorrow morning. - Flood stage is 10.0 feet. - Flood History. This crest compares to a previous crest of 11.7 feet on 10/24/1990. - Please visit www.weather.gov/safety/flood for flood safety and preparedness information

The Flood Warning continues for the following rivers in Virginia. West Virginia. Shenandoah River at Millville affecting Warren, Clarke and Jefferson Counties. For the Shenandoah River. including Millville. Minor flooding is forecast. * WHAT. Minor flooding is forecast. * WHERE. Shenandoah River at Millville. * WHEN. Until late tomorrow morning. * IMPACTS. At 10.0 feet, Parts of Bloomery Road and John Rissler Road are flooded near Bloomery, West Virginia. Once these roads flood, access to homes is impaired but the homes themselves are not in any danger of flooding. Moulton Park and the Millville boat launch are also flooded. * ADDITIONAL DETAILS. - At 8:30 AM EDT Wednesday the stage was 9.3 feet, or 0.7 feet below flood stage. - Forecast. The river is expected to rise above flood stage this afternoon to a crest of 10.3 feet this evening. It will then fall below flood stage late tonight. - Flood stage is 10.0 feet. - Flood History. This crest compares to a previous crest of 10.3 feet on 03/23/2001. - Please visit www.weather.gov/safety/flood for flood safety and preparedness information