[idvusers] canadian radar data?

Has anyone found a data source for real time Canadian radar composites or a combined US-Canadian composite for perusal in IDV? I saw some chatter in the GEMPAK newsgroup a few years back that this data was potentially being distributed by UNIDATA.

Best regards,

Steve Nesbitt, Ph.D.
Assistant Professor
Department of Atmospheric Sciences
University of Illinois
105 S. Gregory St., MC223
Urbana, IL  61801-3070  USA
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e-mail : snesbitt@xxxxxxxxxxxx
web : http://www.atmos.uiuc.edu/~snesbitt