Trees snapped or broken. Roofs torn off frame houses. Mobile homes demolished. Houses with weak foundations lifted and moved. Large trees snapped or uprooted.
Light objects becomes missiles.
F3 Severe 158 to 206 mph Roofs and some walls torn off well-constructed homes. Railroad trains overturned. Heavy cars and trucks lifted and thrown some distance. Most trees in forests are uprooted. Weak pavement blown off roads.