 Rarely, between May and September, tornadoes may hit the area as well.The most famous were the one of 17 August 1756, bringing heavy damages to Padua; and the one of 11 September 1970, starting from Colli Euganei and passing through Paduan metropolitan area to end over Venice, an F2 (intensifying up to F4 going onto Venice) on the Fujita scale.Hailstorms are possible as well by summer, the worst recent event having been on 28 August 2003.