The University of Texas at Austin website home page has a good deal of helpful links at the bottom left. You can find out about school closures and get emergency information as well as sign up to have text message alert notifications sent to your mobile device.
The UT Austin home page: www.utexas.edu
UT Austin Emergency Information: www.utexas.edu/emergency
Text Message Alerts: www.utexas.edu/cellphonealert
McCombs Computer Services also has an IT alerts list that sends out information about technology in the business school via email, to sign up go to: https://utlists.utexas.edu/sympa/subscribe/msb_it_alerts