17 tornadoes are recorded in the SPC database for October 1, 1977. The strongest was a quick-hitting twister that hit in the Greater Cincinnati, OH area. The Storm Data entry states that this tornado had as many as three funnels.
There was one tornado on September 29, 1966: An estimated F3 that moved through parts of the Cleveland, OH area. 22 people had minor injuries. Approximately 248 structures were damaged or destroyed.
15 tornadoes are recorded in the SPC Database for September 15, 2010. The strongest was an EF3 that made a trek from Meigs County, OH near Reedsville over the Ohio River into Wood County, WV near Belleville. The estimated maximum winds were estimated between 150-160 mph. Per the Storm Data entry, in Meigs County, 22 structures were destroyed or had major damage.
There was one tornado confirmed on Labor Day of 2017 (Sept 4). It traveled almost 17 miles through parts of Crawford and Richland Counties in Ohio. There were several areas that received EF2 damage with estimated max winds of 130 mph.
This tornado developed 8 miles NNE of downtown Cincinnati. Numerous communities were hit in Hamilton and Clermont Counties. Per the Storm Data Narrative, “the greatest damage and most injuries were from Hartwell to Reading.”