There are storm chasers, photo journalists and nature photographers who would have loved to be in the position this man was. A person identified as Jason Erdkamp, had been in storm in Southern California. He managed to snap this while traveling up north in northeast Orange County.
The photo has been viewed by many, and been also commented as being photoshopped. But according to the website, http://sciencedude.freedomblogging.com the photo has been reviewed by 7 experts:- 3 veteran photographers, a top-notch graphic designer who specializes in PhotoShop, and 3 meteorologists at the National Weather Service.
All the people seem to take it that the photo is genuine. It is truly an rare situation captured by a camera.