Finally up on the IE website:
http://www.irishrail.ie/cat_news.jsp?i=4727&p=116&n=237
26 November 2012
07:00hrs
Due to flooding at Sandycove DART services are operating between Greystones and Dalkey and Dun Laoghaire and Howth/Malahide
Gorey commuter services and Rosslare Intercity services are operating as bus transfers.
Staff are onsite monitioring water levels. Updates will be posted on this website
Dublin Bus are honouring all rail tickets
Iarnród Éireann apologises for any inconvenience caused