Complex sentence: At 2:52 pm CST (2052 UTC), the supercell produced its second tornado in neighborhoods and subdivisions on the northwestern side of Edmond which caused its most severe damage near the Oklahoma and Logan County line.
Split into simpler sentences: At 2:52 pm CST (2052 UTC), the supercell produced its second tornado in neighborhoods and subdivisions on the northwestern side of Edmond. It caused its most severe damage near the Oklahoma and Logan County line.