Storm cloud or alien spaceship?

Believe it or not, this was the end of a beautiful sunny day.  It was a hot, humid day but when a cold front pushed through, it resulted in a huge storm cloud.  That cloud turned into an extremely violent storm.  Three tornados touched down in New York.  Luckily, we only got pouring rain, wind and some thunder and lightning.

When you look at this photo, it appears to be a huge alien spaceship darkening the sky.  You never know.  Maybe that’s how they hide the mother ship.  In a storm cloud!  Hmm, I did notice a gap in time that I can’t remember…