Sept. 14 tornado caused property damage east of Mobridge

The National Weather Service has completed its study of tornadoes that occurred Sept. 14 in Walworth County near Mobridge and in Corson County near Wakpala.A Mesoscale Convective Vortex (MCV) lifted north near the Missouri River during the afternoon hours, just to the northeast of a surface low. As it moved north, the rotation in the vortex tightened and led to the development of a torna...

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