Damage from an f1 tornado is described as moderate.

F1 tornado wind speed kmh. An f1 tornado has wind speeds between 73 and 112 mph 117 and 118 kmh. But no such wind speed has ever been recorded and that measurement was not near ground level. Push moving vehicles off the roads.

Wind speeds between 40 to 72 mph 64 to 116 kmh. An f1 tornado can tear apart roofs. An f1 tornado is the second weakest tornado on the retried fujita scale.

Blow away exterior doors. Structural damage cannot exceed total destruction which constitutes f5 damage. Different wind speeds may cause similar looking damage from place to place even from building to building.