Larry, 1/4 mile? You were lucky.
Southbridge, not so much.

Anyone else got the feeling this will be a year to remember in regards to severe weather?

I Googled tornado proof hangars.
No hangar can protect from a direct hit by a tornado except maybe this kind
http://www.earthshelter.com
Click on Protective Buildings.

If I had to live in Tornado Alley again or hurricane country I think it would be in one of these.