WGUS75 KCYS 090043 FFSCYS Flash Flood Statement National Weather Service Cheyenne WY 643 PM MDT Wed Jul 8 2026 WYC021-090315- /O.CON.KCYS.FF.W.0010.000000T0000Z-260709T0315Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Laramie WY- 643 PM MDT Wed Jul 8 2026 ...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 915 PM MDT THIS EVENING FOR SOUTH CENTRAL LARAMIE COUNTY... At 643 PM MDT, The public reported thunderstorms producing heavy rain in east Cheyenne. Between 0.5 and 1.5 inches of rain have fallen. Flash flooding is already occurring. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Public reported. 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... Cheyenne, Laramie County Fairgrounds at Archer, Fox Farm-College, South Cheyenne, South Greeley Highway, Ranchettes, Cheyenne Regional Airport, Bison Crossing, Winchester Hills, North Cheyenne, Frontier Park, Carpenter, Warren AFB, Grass Hills and Cowboy Ranch South. This includes the following highways... Interstate 25 in Wyoming between mile markers 6 and 16. Interstate 80 in Wyoming between mile markers 360 and 381. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads. && LAT...LON 4100 10421 4100 10434 4100 10442 4100 10447 4100 10450 4100 10454 4100 10460 4100 10466 4100 10468 4100 10470 4100 10473 4106 10486 4122 10486 4126 10475 4118 10447 FLASH FLOOD...OBSERVED $$ Mose