Not saying you won't get any hits here but you might check out the clubs pages for the US Chess Federation:
http://www.uschess.org/assets/msa_joomla/AffiliateSearch/clubresultsnew.php?st=TX&pg=1
Find the Houston affiliates and contacts there. You'll either find something listed there or you can contact some of them for suggestions.
Modes anyone know where a man kind find a chess game during the day in Houston?