looked at that doppler radar, there was a hook echo on the bottom. and i looked at it. i looked at it again. there's the spin. there's the hook echo. and i said, did i just see this? did this just happen in six minutes? because this wasn't here. >> you could feel it all coming. you're knowing as a storm chaser that it's going strong. in fact, it's going to intensify. >> there you go. you see it? you see it. now it's on the ground. >> reporter: moments later -- >> look at it, mike. on the ground. >> reporter: -- a tornado was born. >> we are in moore, oklahoma, and we have a tornado to our west. >> it widened out to a straight up and down skinny tornado. as it moved into the moore area, it widened and widened and widened. >> not ten minutes to go, this was not in contact with the ground. this was a very fast developing storm. we knew it, we saw it, then the tornado dropped right straight to the ground. >> reporter: as thousands scramble to safety, kevin, colt, and lauren raced toward the storm. >> we should go west if we want to get closer, guys.