SIOUX FALLS, S.D. (KELO)– A land spout was spotted south of Valley Springs on Wednesday. KELOLAND Meteorologist Jaelyn Borresen explains how land spouts like this can occur.
Borresen said a land spout is a member of the tornado family that doesn’t come from a supercell.
“Supercells usually have that rotating updraft where these are more surface-based circulation,” Borresen said…