For those not aware...the following link from NOAA's Storm Prediction 
Center has some
climatology on Severe Wx/Tornado across the US.

If you go through the links within this page, you'll find some very 
interesting data available.


Scott L. Whittier
Senior Meteorologist               DOC/NOAA/National Weather Service
[log in to unmask]            Burlington Intl Airport
802-862-2475 x239                  1200 Airport Drive                S. Burlington VT 05403-6028
The contents of this message are mine personally and do not
necessarily reflect any position of the Government or the National
Oceanic and Atmospheric Administration.