What the heck is going on in Evansville Indiana? UFO's?

Radar returns are showing a small intense storm but there are no storm reports coming in from that area. There are no storms forecast for that area so what could it be? I say UFO's!

What are Chaff Events?

Chaff is composed of small, aluminum-coated, silica core strands and is known for its highly reflective properties in the microwave part of the electromagnetic spectrum [United States Air Force (USAF) 1997].
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Metallic aluminum objects in the atmosphere? Yep! UFO's! What accounts for moving this fast?