WWUS85 KCYS 092046 SPSCYS Special Weather Statement National Weather Service Cheyenne WY 246 PM MDT Fri May 9 2025 NEZ002-095-092115- Dawes NE-North Sioux NE- 246 PM MDT Fri May 9 2025 ...A STRONG THUNDERSTORM WILL IMPACT WEST CENTRAL DAWES AND NORTHEASTERN SIOUX COUNTIES THROUGH 315 PM MDT... At 246 PM MDT, Doppler radar was tracking a strong thunderstorm 7 miles east of Montrose, or 28 miles southeast of Edgemont, moving southeast at 25 mph. HAZARD...Wind gusts of 50 to 55 mph and pea size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include... Fort Robinson State Park and Toadstool Geological Park and Campground. PRECAUTIONARY/PREPAREDNESS ACTIONS... If outdoors, consider seeking shelter inside a building. && LAT...LON 4287 10333 4270 10358 4294 10373 4300 10360 4300 10348 TIME...MOT...LOC 2046Z 326DEG 22KT 4293 10358 MAX HAIL SIZE...0.25 IN MAX WIND GUST...55 MPH $$ MM