to document and -- but we also keep in contact with the national weather service and let them know what we're seeing out there, so that people have better warning. >> okay. how long have you been doing this? >> i've been doing this almost 14 years. >> which is the biggs -- biggest twister you have seen. >> the biggest one i've seen was el reno oklahoma, 2010. may 21 2013. and the three storms. >> come peake. thank you for joining us. we want to tell us where you're going next. thank youn very much. think that storm was bad? meteorologist joe bastardi says the next ten to 15 days could bring even more powerful storms to the midwest. you're reticketting violent storms in the -- predicting violent storm inside the next two weeks. >> the next ten days more like. next week i'm concern about the