WWUS55 KCYS 222317 SVSCYS Severe Weather Statement National Weather Service Cheyenne WY 517 PM MDT Sat Aug 22 2026 WYC009-015-027-031-222345- /O.CON.KCYS.SV.W.0278.000000T0000Z-260822T2345Z/ Niobrara WY-Goshen WY-Platte WY-Converse WY- 517 PM MDT Sat Aug 22 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 PM MDT FOR SOUTHWESTERN NIOBRARA...NORTHWESTERN GOSHEN...NORTHERN PLATTE AND SOUTHEASTERN CONVERSE COUNTIES... At 517 PM MDT, a severe thunderstorm was located over Sibley Peak, or 27 miles north of Wheatland, moving northeast at 30 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Glendo, Sibley Peak, Glendo State Park, Reno Cove Campground, Sandy Beach Campground, Bennett Hill Campground, Two Moon Campground, and Cassa. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4233 10506 4248 10523 4279 10481 4252 10455 TIME...MOT...LOC 2317Z 230DEG 28KT 4245 10501 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Goatley