It looks like the latest forecast (as I write this) has Ike's remnants over D/FW on Sunday as a tropical depression. I work on Sunday, so I won't have to cancel any plans, but for others, here is a link to the latest graphical forecast.
http://www.nhc.noaa.gov/storm_graphi...143311W_sm.gif
(That link will self-update as the official forecast changes.)
