Circular base of a rotating wall cloud in Oklahoma
OAR/ERL/National Severe Storms Laboratory (NSSL)
1976-05-30
<a rel="nofollow" class="external text" href="http://www.photolib.noaa.gov/htmls/nssl0128.htm">Image nssl0128</a> of <a rel="nofollow" class="external text" href="http://www.photolib.noaa.gov/nssl/index.htmlNOAA">Photo Library Collection ,  NOAA Central Library</a>