WUUS53 KUNR 210012 SVRUNR SDC033-047-WYC045-210115- /O.NEW.KUNR.SV.W.0075.260621T0012Z-260621T0115Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Rapid City SD 612 PM MDT Sat Jun 20 2026 The National Weather Service in Rapid City has issued a * Severe Thunderstorm Warning for... Western Custer County in southwestern South Dakota... Western Fall River County in southwestern South Dakota... Southeastern Weston County in northeastern Wyoming... * Until 715 PM MDT. * At 612 PM MDT, severe thunderstorms were located along a line from 12 miles south of Osage to 26 miles south of Morrisey, or along a line from 14 miles west of Newcastle to 25 miles west of Edgemont, moving east at 25 mph. HAZARD...60 mph wind gusts and small hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Newcastle, Edgemont, Dewey, Osage, Provo, Morrisey, Clareton, Rumford, Ardmore, Elk Mountain Lookout, Burdock and Jewel Cave National Monument. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. These storms are capable of producing damaging winds. && LAT...LON 4350 10464 4391 10486 4404 10405 4385 10406 4385 10384 4356 10370 4300 10358 4300 10405 4350 10405 TIME...MOT...LOC 0011Z 256DEG 23KT 4382 10450 4346 10434 4317 10429 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Schultz