The Dart is fully back on track after last week's storm
Luas is also operational but there's a warning passengers may experience delays.
The majority of Dublin Bus routes are up and running but bosses warn the Real Time Information is down.
Drivers on the Naas Road are being urged to take it easy this morning.
The advice is avoid it in the AM if you can and may be head into work a bit later.
Gardai say there'll be rolling road closures where snow and ice still needs to be cleared.