Heat Lightning: Fact Or Fiction?

PITTSBURGH (KDKA)— Heat lightning, you know, those summer time flickers of light in the distance that have no thunder.
We’ve heard that term forever, so is heat lightning actually a real thing?KDKA Meteorologist Ray Petelin breaks it down for us:
Here’s the deal.
Heat lightning is actually a regular, old thunderstorm that is too far away to be heard!
Light can travel at a whopping 186,291 MILES per second, where sound can only travel 1088 FEET per second.
The sound of thunder m