Environment Canada is investigating a possible tornado touchdown near Mount Forest.
High winds Wednesday caused some damage in the area of the Minto-Normanby townline and Ayton Road.
There was minor damage to a farm house, barn, grain bins and some sheds. The roof of a silo was blown away and a car parked at a farmhouse was also damaged.
Local officials were also monitoring the area.
There was also damage reported south of Ailsa Craig, included a roof ripped of a drive shed and launched into a barn.
A house in Flesherton was also damaged after a tree limb pulled hydro wires down on the home's roof and then caught fire. Nobody was home at the time.