Because God forbid nature do what she is suppose to. Whatever they would do to deter or annihilate hurricanes in the name of safety would have to be enviromentally bad, the tool and the hurricane not being able to go about it's natural course. These people are idiots.
The reporter is talking about a "sprinkling" rain that is worsening inside the Dome, but it is only occuring in one part of the Dome.