In Winnebago County , a middle school had part of its roof blown off , numerous trees were downed , homes sustained minor damage .
Outbuildings were destroyed with debris scattered up to 400 yards away in some cases .
In Winnebago County , a middle school had part of its roof blown off , numerous trees were downed , homes sustained minor damage , and outbuildings were destroyed with debris scattered up to 400 yards away in some cases .