FFWCTP The National Weather Service in State College has issued a * Flash Flood Warning for... Central Lancaster County in south central Pennsylvania... Central York County in south central Pennsylvania... * Until 415 PM EDT. * At 114 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. This, combined with earlier rainfall, will cause flash flooding that is ongoing or will begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar. 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... Lancaster, Columbia, Millersville, Willow Street, Mount Joy, East Petersburg, Leola, Salunga-Landisville, Strasburg, Mountville, Wrightsville, Leacock, Lampeter, Conestoga, East Prospect, Washington Boro, Bird-In-Hand, Smoketown, Millersville University and Franklin And Marshall College.