sentences:  Another EF2 tornado was confirmed in Dawson County, Nebraska, which was over wide at its peak but fortunately remained in sparsely populated areas.On April 20, the SPC issued a moderate risk of severe thunderstorms for the Texas and Oklahoma Panhandles and the southwestern part of Kansas for April 21 which was extended into Nebraska later.Widespread severe weather developed that evening, although the primary result of the supercells was large hail.