The (in)famous Gallup/CNN/USA Today poll of "likely voters" showed Bush up 50-40 at this point in 2000.
http://archives.cnn.com/2000/ALLPOLITICS/stories/10/20/tracking.poll/index.html
Note that Gallup did not release results on 10/18/00 or 10/19/00 because they wanted to wait until they had three days after the last debate, so the above 10/20/00 is the most comparable poll.