Storm chaser Scott Sheppard was struck by lightning while filming a rainbow in South Dakota.

Shockingly -- pun intended -- he was left uninjured other than a sore arm. 

Sheppard said the lightning bolt exploded the asphalt around his truck and shot pieces of it 40 feet in the air.

The lightning struck when he put his arm outside of his vehicle to film the rainbow. 

Read more: Washington Post