At 907 PM MDT, a severe thunderstorm capable of producing a tornado was located near Hyannis, or 23 miles north of Arthur, moving northeast at 30 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without shelter. Mobile homes will be damaged or destroyed. Damage to roofs, windows, and vehicles will occur. Tree damage is likely.
This tornadic thunderstorm will remain over mainly rural areas of central Grant County, including the following locations... Pratt Lake.
This includes the following highways... Highway 2 between mile markers 146 and 147. Highway 61 between mile markers 146 and 160.