Here's a look at last night's most powerful supercell from a radar perspective.

The storm was a discernable entity for just over 11 hours as it traveled 600 miles from AR to OH.

During much of that time, the storm exhibited a classic "hook echo" indicative of strong rotation. pic.twitter.com/kBRcAhKLyv

— Jack Sillin πŸ‡ΊπŸ‡¦ (@JackSillin) December 11, 2021