Sky Diary 31 May 2013 El Reno, Oklahoma, tornado - 2013-05-31 at 18-33-26

Caption: Here, just south of State Highway 152, I look north toward the storm and tornado. At this time, the tornado was on I-40. Photo by Chris Kridler, SkyDiary.com, ChrisKridler.com
Aperture: ƒ/4
Shutter Speed: 1/50
Date: 5/31/13 6:33:26 PM CDT