CHEYENNE, WY (410 PM MDT WED MAR 20 2019) — The National Weather Service in Cheyenne has issued a Flash Flood Warning for A Dam Break in Northwestern Niobrara County in east central Wyoming Northeastern Converse County in east central Wyoming until 1015 PM MDT Wednesday. At 407 PM MDT, local emergency management reported the failure of the reservoir near Fiddle Back Ranch. Road washouts have been reported at Dull Center and Lynch Road. This includes the following streams and drainages: West Fork Rattlesnake Draw: Rat Creek: Cheyenne River: Rattlesnake Draw Meadow Creek: Dogie Creek: East Fork Rattlesnake Draw: Wagonhound Creek: Calf Draw: Wildcat Creek: Snyder Creek: Sheldon Draw: Owl Creek: Coal Bank Draw: Hooligan Draw: Dry Fork Cheyenne River East Fork Lake Creek: Tena Creek: Coyote Creek: North Pasture Draw: Spring Creek: Bull Creek: Keyton Creek: Bad Creek: M Creek: Boggy Creek: Woody Creek: Cottonwood Draw: Horse Creek and Antelope Creek. Flood waters are moving into the Cheyenne River basin. Turn around, don t drown when encountering flooded roads. Most flood deaths occur in vehicles. This dam break will cause flooding of small creeks and streams, country roads, farmland, and other low lying spots.