Weather spotters in Kansas have been tracking a storm which has already produced a confirmed tornado on the ground.

A Tornado warning was issued for Brown County Kansas Tuesday until 8:15 p.m.

At 7:23 p.m. a severe thunderstorm capable of producing a tornado was located near Robinson Kan., and moving Northeast at 15 MPH.

At 6:24 p.m. the National Weather Service reported that a trained storm spotters reported a small tornado on the ground and moving towards Horton.

At 7:12 p.m. a brief funnel cloud was spotted two miles north of Willis, Kan.

The video footage courtesy Kim Lietch is from that system.

(7:51:30 PM) nwsbot: Local Storm Report by NWS TOP: 2 W Robinson [Brown Co, KS] trained spotter reports TORNADO at 07:41 PM CDT — brief tornado reported. lasted a few minutes and has since lifted.