Counter - Strike 1.3 will be released Wednesday, heres post on the CS website:
Counter-Strike v1.3 will be released Wednesday for both retail and mod versions. If you would like to mirror the files, please e-mail me with your name, icq number, the web site you represent, and information about your connection/bandwidth. You must have at the very least a T1. We are looking for permanent mirrors only. The file will get a huge amount of traffic, so please only inquire if you are serious about mirroring.
News source: counter-strike.net