New supercell updraft to the southwest approaches with large bowl shaped wall cloud which was producing occasional tornadoes. Another intermittant tornado is produced west of Lake Chickasha. Close up view of rapidly rotating bowl shaped wall cloud. Occasional multiple vortices were seen under this wall cloud. Chaser Dave Floyd is in the truck in the foreground.
Helical vortices writhe about below main funnel.
Shaggy column of condensation shoots skward to cloud base. New tornado rapidly forms north of filming site with new occlusion downdraft.