Severe Thunderstorm Warning

At 307 PM MDT, a severe thunderstorm was located 6 miles southwest of Custer, moving east at 40 mph.

HAZARD...Ping pong 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... Custer, Pringle, Argyle, Jewel Cave National Monument, Bear Mountain Lookout, Crazy Horse Memorial, Elk Mountain Lookout, Sylvan Lake, Black Elk Peak and Palmer Gulch Resort.