If you hunt and have a deer or two in the freezer, get a generator.
If you smoke meat and have 10 racks of ribs in the freezer, get a generator.
If your wife gets really cranky when she doesn't get her Chunky Monkey, get a generator.
I did not mean for that ^^^ to sound obscene. It's ice cream.
In Virginia it seems unlikely that you would freeze, or, for that matter, be in mortal danger, from any power outage. Buy what do you the most good, but don't get seduced by a "deal". Another deal will always come along.
EDIT Neither did I mean to imply that you were overweight.