Immediate

At 451 PM MDT, a severe thunderstorm was located 13 miles southeast of Ekalaka, moving east at 35 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... Mill Iron. Strong mid level rotation has been noted with this storm. Supercells

At 455 PM MDT, a severe thunderstorm was located 12 miles northeast of Alzada, or 56 miles south of Ekalaka, moving east at 30 mph. HAZARD...Tennis ball size hail and 70 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings. Locations impacted include... Alzada, Albion and Capitol.

At 459 PM MDT, a severe thunderstorm was located 7 miles southwest of Sentinel Butte, or 7 miles southeast of Beach, moving northeast at 20 mph. HAZARD...Two inch 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... Sentinel Butte and Sentinel Butte State Nature Preserve.

SVRUNR The National Weather Service in Rapid City has issued a * Severe Thunderstorm Warning for... Southwestern Harding County in northwestern South Dakota... Northwestern Butte County in northwestern South Dakota... * Until 600 PM MDT. * At 458 PM MDT, a severe thunderstorm was located 13 miles east of Alzada, or 32 miles northwest of Belle Fourche, moving east at 30 mph. HAZARD...Golf ball size hail and 70 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail

SVRBYZ The National Weather Service in Billings has issued a * Severe Thunderstorm Warning for... Northeastern Carter County in southeastern Montana... Southeastern Fallon County in southeastern Montana... * Until 530 PM MDT. * At 425 PM MDT, a severe thunderstorm was located 13 miles south of Ekalaka, 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

At 432 PM MDT, a cluster of severe thunderstorms was located 8 miles west of Broadus, moving northeast at 45 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... Broadus and Olive. Seek shelter inside a well-built structure and stay away from

SVRBYZ The National Weather Service in Billings has issued a * Severe Thunderstorm Warning for... Southeastern Carter County in southeastern Montana... * Until 545 PM MDT. * At 440 PM MDT, a cluster of severe thunderstorms was located near Alzada, or 54 miles south of Ekalaka, moving northeast at 30 mph. HAZARD...Golf 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.