This loop of hourly GOES-8 Sounder Precipitable Water (PW) derived product shows that the air mass over southwestern Ohio was recovering from a convective outflow boundary earlier that afternoon. By 22:46 UTC (6:46 PM EDT), PW values were 34-38 mm / 1.4-1.5 inches (red enhancement) just south and southeast of the squall line.

Xenia is located in central Greene county in Ohio (county outline shown).