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Kelly and several of his colleagues also produced [[weather forecasting]] [[software]]. In 1974 he was promoted to chief meteorologist at Channel 27,<ref name=mad/> and at the same time started Weather Central to sell and operate their software for smaller organizations such as ski resorts and local highway departments.<ref name=p306/>
ColorGraphics was formed in 1979 as a partnership between Kelly and Richard Daly. Kelly and Daly had both worked in the [[University of Wisconsin]]'s Space Science and Engineering department, developers of the [[
Kelly's idea was to adapt the McIdas concept for lower cost [[home computer]] systems that were appearing in the late 1970s. Their first system, "LiveLine", was based on the [[Apple II]].<ref name=Nelson303/> Its graphics system could not be [[genlock]]ed, so a TV camera had to be pointed at the screen to send the video into the production systems. This initial system was soon replaced by a similar one running on [[Cromemco]] computers using a modified version of their [[Cromemco Dazzler|Dazzler]] color-graphics card.<ref>Robert Kuhmann, [http://www.retrotechnology.com/herbs_stuff/crom_kuh.html "Cromemco S-100 computer ~ a Silicon Valley memoir (1977–1997)"], January 2008</ref> In spite of its simplicity and low resolution, the fast production and "high tech" look caught on, and by the mid-1980s the system was almost universal, replacing [[bluescreen]] systems on cardboard maps that had previously been used.<ref name=Nelson303>Nelson, pg. 303</ref> The company notes that 70% of the top 50 TV markets were using the system by 1982.<ref name=wxc>[http://www.wxc.com/corporate/history.html "Weather Central History"]</ref>
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