<b>Supercell Time-Lapse #13 -- North Dakota</b> CUMULONIMBUS - convection 2 noitkevnok December 10, 2006 <a href="http://konvektion.spaces.live.com/" rel="nofollow" target="_blank">http://konvektion.spaces.live.com/</a> North Dakota DEAN GILL © <a href="http://www.youtube.com/watch?v=2BbZK9xdw4Y" rel="nofollow" target="_blank">http://www.youtube.com/watch?v=2BbZK9xdw4Y</a> [with comments]