6/20/2015 Pella Iowa Severe Storms B roll

Following a tornado watch, severe storms formed in Central Iowa with vivid lightning and beautiful supercell structures. A Flash Flood Warning was also issued for the Pella area.

1: Grain bins with wall cloud developing

2-3: Close lightning

4: Pan of the storm structure

5: Ominous wall cloud with incredible lightning

6: Slow view of unique lightning bolt

7-11: Storm structure as it became a damaging wind producer