We've been discussing mathematical models in class - those used to sift through polling data to try to predict how the vote will turn out next week as well as those that are used to help campaigns target likely supporters. Here's a story about mathematial modelling for weather events. Apparently forecasters got Hurricane Sandy exactly right.
We may not be able to tease weather forecasters for wrong predictions much longer.
The relevant agencies are the National Hurricane Center (Wikipedia) which is a division of the National Weather Service (Wikipedia). We'll look deeper at this federal agency in future classes.