Maybe they weren't meant to be used in the area from ground delivery systems, but fired or dropped from aloft. In which case it wouldn't matter where they were stored as long as they were near an air base or airport for quick loading -- extending their range considerably. Just a thought.
Any flight of Iraqi aircraft would have been extremely short lived.
It's a thought.
However, I was thinking of the danger of destroying one's own population. 15 miles from a major population center is still in the suburbs.