DMX: 5 Ne Ottosen [Kossuth Co, IA] emergency mngr reports TORNADO of F1 at 20 Jun, 11:30 PM CDT — surveyed by emergency manager. house had walls bowed in and out. part of roof off house. motor from a grain auger launched into attic of house. grain bins and trees down. convergent debris path and corn north-northwest of house. no damage on west side of farmstead. short track of tornadic damage within an area of straight line wind damage at other farms within two miles.