This is from one of the sellers that I keep track of...here are some very good deals on rain gear for anyone in the med/large size catergory.  Below is one of around a dozen he has for sale.

http://cgi.ebay.com/CABELAS-Guidewear-Black-GORE-TEX-Rain-BIBS-Medium-/220774593976?pt=US_Men_s_Athletic_Apparel&hash=item336730f5b8