National Weather Service Information on the March 8th Hammon Tornado.
A relatively long tracked tornado touched down in a rural area to the southwest of Hammon around 5:20 PM CST, and then tracked to the northeast towards the town of Hammon. This tornado was on the ground for around 40 minutes, moving mainly over rural areas. Near the end of the tornado track, the tornado clipped the southeastern edge of Hammon, destroying several barns, and damaging several homes. The tornado finally dissipated to the northeast of Hammon.