Since you're offering your assistance. Why don't you show him where you claimed to have taken flying lessons then latter claimed you had never said such a thing?
That's easy , just tell your wife the living room is no longer going to be a wasted living space as if a museum. If you live you'll have plenty of space for your guns. If she reacts like most wives she'll probably clean out your closet after the funeral.
Sounds like you need an in ground storm shelter, she hears protection from tornadoes but you see room for more guns, generator and MRE's. When I lived in your area, electrical outages for days due to ice storms was an annual occurrence.