Sky Diary 24 May 2013 Colorado-Nebraska storm - 2013-05-24 at 20-47-38

Caption: My chase vehicle and the storm. Photo by Chris Kridler, ChrisKridler.com, SkyDiary.com
Aperture: ƒ/4.5
Shutter Speed: 1/80
Date: 5/24/13 8:47:38 PM CDT