WAUKESHA, Wis. (CBS 58) -- A man believed to be in his 40s died Wednesday, April 15 after being found unresponsive in a Waukesha parking lot during severe storms, according to police.

Emergency responders were called to a business in the 2000 block of Golf Road at around 7:43 p.m. after a caller reported a man down and unsure if he was breathing.

Officers found the man unresponsive and began life-saving efforts. He was taken to a local hospital where he was pronounced dead.

Police said witnesses and evidence at the scene were consistent with a lightning strike, and preliminary information indicates he may have been struck while walking through the parking lot. Heavy rain, thunder and lightning were moving through the area at the time.

Police are working with the medical examiner to determine the man's identity and the manner and cause of death.