269 WUUS55 KCYS 290558 SVRCYS NEC045-290645- /O.NEW.KCYS.SV.W.0177.260629T0558Z-260629T0645Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Cheyenne WY 1158 PM MDT Sun Jun 28 2026 The National Weather Service in Cheyenne has issued a * Severe Thunderstorm Warning for... Southeastern Dawes County in the Panhandle of Nebraska... * Until 1245 AM MDT. * At 1158 PM MDT, a severe thunderstorm was located near Roberts Trailhead Campground, or 13 miles south of Chadron, moving northeast at 45 mph. HAZARD...Golf ball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. * Locations impacted include... Chadron, Red Cloud Campground, Roberts Trailhead Campground, Chadron State Park, and Chadron State Park Campground. PRECAUTIONARY/PREPAREDNESS ACTIONS... Prepare immediately for large hail and damaging winds. People outside should move immediately to shelter inside a strong building. Stay away from windows. && LAT...LON 4249 10312 4265 10325 4295 10280 4279 10279 4278 10277 4261 10278 TIME...MOT...LOC 0558Z 237DEG 43KT 4265 10309 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Trudel