Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Motorists should not attempt to drive around barricades or drive cars through flooded areas. Additional information is available at www.weather.gov/washington or www.weather.gov/baltimore. The next statement will be issued this afternoon at 130 PM EDT.

The Flood Warning is extended for the following rivers in Maryland...West Virginia...Virginia... Potomac River at Hancock affecting Morgan and Washington Counties. Potomac River at Little Falls affecting Montgomery and Fairfax Counties. ...The Flood Warning continues for the following rivers in Maryland...West Virginia...Virginia... Potomac River at Shepherdstown affecting Berkeley, Jefferson and Washington Counties. Potomac River at Harpers Ferry affecting Jefferson and Washington Counties. Potomac River at Edwards Ferry affecting Montgomery and Loudoun Counties. Potomac River at Point of Rocks affecting Frederick and Loudoun Counties. For the Potomac River...including Paw Paw, Hancock, Shepherdstown, Harpers Ferry, Point of Rocks, Edwards Ferry, Little Falls... Moderate flooding is forecast. * WHAT...Moderate flooding is occurring and moderate flooding is forecast. * WHERE...Potomac River at Edwards Ferry. * WHEN...Until early Saturday afternoon. * IMPACTS...At 20.0 feet, The basements of the Edwards Ferry Lockhouse and Rileys Lockhouse are flooded. Backwater flooding may affect homes on the Loudoun County side of the river near Broad Run in Sterling. * ADDITIONAL DETAILS... - At 4:45 AM EDT Thursday the stage was 19.1 feet, or 4.1 feet above flood stage. - Recent Activity...The maximum river stage in the 24 hours ending at 4:45 AM EDT Thursday was 19.1 feet. - Forecast...The river is expected to rise to a crest of 21.4 feet this afternoon. It will then fall below flood stage Saturday morning. - Flood stage is 15.0 feet. - Flood History...This crest compares to a previous crest of 21.1 feet on 05/17/2014. - Please visit www.weather.gov/safety/flood for flood safety and preparedness information