Historical Weather

Tale of Two Supercells

Courtesy of NCDC

Courtesy of NCDC

Above are two radar images from two different dates, (The date has been blacked out on the images.) One of these is the Parkersburg EF5 Tornadic supercell, the other is the supercell that produced the Dunkerton Tornado and numerous others on May 11th 2000. Can you tell the difference? Which radar image is what? Time for your guesses.

Which Supercell is the Parkersburg EF5 Cell?
(polls)