FFWRNK The National Weather Service in Blacksburg has issued a * Flash Flood Warning for... Southeastern Roanoke County in west central Virginia... * Until 145 AM EDT. * At 1042 PM EDT, Doppler radar indicated showers and thunderstorms producing heavy rain across the warned area. Up to 2 inches of rain have fallen since 10pm. The expected rainfall rate is 1 to 4 inches in 1 hour. Additional rainfall amounts up to 2 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly, especially along Back Creek. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Roanoke Mountain, Clearbrook and Cave Spring. This includes the following streams and drainages... Murray Run, Roanoke River, North Fork Gills Creek, Gum Spring Branch, Maggodee Creek, White Oak Creek and Back Creek.