It goes by UAL 1831. Scheduled to arrive in Houston at 6:41 pm CST.
http://flightaware.com/live/flight/U...200Z/KDTW/KIAH
Assume a delay, but you can track it as it gets closer.
My source, just so you'll know what I know if you head out to greet:
http://discussions.flightaware.com/n...t5765-500.html