Nasa has created a new service that can give you e-mail or text alerts when the ISS is about to pass overhead your location. Just sign up here:
http://spotthestation.nasa.gov/index.cfm
It was covered today in the news:
http://www.brisbanetimes.com.au/tech...107-28xj2.html
There's also the ISS Tracker reported elsewhere on this forum:
http://www.isstracker.com/
NASA also has the SkyWatch 2.0 web applet for spotting other spacecraft in low Earth orbit:
http://spaceflight.nasa.gov/realdata...ngs/index.html