1. Non-Perishable Food Stocking your storm shelter with non-perishable food items and plenty of water is essential. Since you don't know how many days you may need to spend in the room, it's ...

As for budgeting, a 4×4-foot shelter will run you about $5,300, while a bigger unit goes for about $6,300. Then there’s the question of above-ground or below-ground shelters.