#NWS #flood #nwsflashflood #FlashFloodWarning Flash Flood Warning for Beaver, UT #UTwx ...FLASH FLOOD WARNING FOR THE COTTONWOOD BURN SCAR IN BEAVER COUNTY REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING FOR EAST CENTRAL BEAVER COUNTY... At 303 PM MDT, A large debris flow has over topped the diversion dam in Beaver Canyon, and has now just reached the lower camera in Beaver Canyon near mile marker 5 on HW 153. Several additional debris flow waves are forthcoming. Debris flow waves are expected to come in pulses as this debris flow continues downstream into the Grove area of Beaver City, with the initial wave reaching there imminently. Between 0.5 and 1.5 inches of rain have fallen over the majority of basins in the Beaver Canyon area. Flash flooding is already occurring. Excessive rainfall over the burn scar will result in debris flow moving through the Beaver River system downstream to the Grove area of Beaver City. The debris flow can consist of rock, mud, vegetation and other loose materials. This is a FLASH FLOOD EMERGENCY for Beaver City...specifically the Grove area. This is a PARTICULARLY DANGEROUS SITUATION. SEEK HIGHER GROUND NOW! HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding in and around the Cottonwood Burn Scar in Beaver County. A very large debris flow is moving down the Beaver River now! SOURCE...Law enforcement reported. IMPACT...This is a PARTICULARLY DANGEROUS SITUATION. SEEK HIGHER GROUND NOW! IMMEDIATE EVACUATION for areas in and around the Cottonwood Burn Scar in Beaver County. Some locations that will experience flash flooding include... Beaver City...specifically the Grove area.