Sort:  

If he can explain that one, I'll buy him a beer :D
Although there was a scientific explanation of it,some one simulated the lower atmosphere winds and it created that hexagon shape. It didn't make much sense to me but I didn't read deeper into it at the time.

@alexdory, you owe me a six pack :)

Looks pretty interesting. I'd read up on that. Thank you @terrylovejoy