The National Weather Service has issued a severe thunderstorm warning for northwestern Antelope County.
At 10:40 p.m. a severe thunderstorm was located over Ewing moving northeast at 45 mph. The storm is expected to bring 60 mph wind gusts and quarter-size hail. Damage to roofs, siding and trees is possible.
Locations impacted include Clearwater, Orchard, Brunswick, Winnetoon, Royal and Ashfall Fossil Beds State Historical Park.