Environment & Climate · World & National · North America

Severe Thunderstorm Warning issued September 18 at 8:47PM MDT until September 18 at 9:15PM MDT by NWS Cheyenne WY

At 846 PM MDT, severe thunderstorms were located along a line extending from near Fort Robinson State Park to 11 miles northwest of Flahertys Corner to 9 miles southeast of Agate Fossil Beds National Monument, moving east at 30 mph. HAZARD...60 mph wind gusts and half dollar size hail. SOURCE...Radar indicated. IMPACT.