Daily updates on electoral-vote.com not enough?
Here is a page that gives the probability that Bush will win the election if it were held immediately, based on the most recent polls from each state,
and updated every hour.
Here's the trend they've seen over the last three weeks:
As of 10:00 a.m. PDT, here's the predicted distribution of electoral votes:
Caveat: Garbage in, garbage out. They're looking at the same polling data everyone else is.