A city of over 50,000 is considered significant. The cities that have gotten struck by a tornado this year are, in order-

Raleigh, NC
Fayetteville, NC
Wilson, NC
Jacksonville, NC
St. Louis, MO
Tuscaloosa, AL
Birmingham, AL
Minneapolis, MN
Joplin, MO
Springfield, OH
Moore, OK
Springfield, MA

Memphis, TN was flooded. This year has been absolutely vicious Natural Disaster-wise, with about $20 Billion in damage and 523+ dead before we get to Hurricane Season.

Speaking of which, look in the Gulf.