Grindstone volunteers also responded to the recent tornadoes in southeastern Oklahoma. On May 19, an EF-1 tornado was reported in LeFlore County, Okla., starting 5 miles west-southwest of Shady Point.

The Newcastle tornado, which was rated an EF-1 twister, was one of the more visual tornadoes from Tuesday. The stovepipe tornado was part of a supercell and started around 5 p.m. just south of ...

The couple chased an EF-5 tornado on May 22, ... Owasso tornado chasers recount 2011 Joplin tornado in new NBC ... Jenks cross country coach running 500 miles across Oklahoma for fundraiser ...