Four people were injured, including two medics, during a multi-vehicle crash involving an ambulance amid an intense dust storm in Oklahoma Friday.

Four people were killed and multiple people were injured in crashes across Oklahoma and Texas as a powerful dust storm fueled by 60-85 mph wind gusts dropped visibility to near zero along highways and interstates on Friday afternoon.

Aaron Ward, a meteorologist with the Weather Service office in Amarillo said visibility was “nearly zero” in the greater Amarillo region. The Texas Department of Public Safety said it was responding to multiple crashes across the region because of low visibility from clouds of dust.

A blaze in Roberts County, Texas, northeast of Amarillo, quickly blew up from less than a square mile to an estimated 14.8 square miles, the Texas

At least five people have been killed in a monster storm sweeping across much of the U.S. At least two people were killed in Missouri after a tornado struck the Bakersfield area.

A powerful storm system roared across the Midwest and South Friday night, unleashing a series of tornadoes that carved paths of destruction and left at least three dead in Missouri.

A sweeping storm system moving across the U.S. threatens to bring tornadoes, blizzards and possibly wildfires to different regions of the country