The effect on transport
Dublin Bus: All services operating; some subject to road conditions.
Bus Eireann: Most services operating as normal, but delays and diversions in the west, midlands, north-east and in Kerry.
Iarnrod Eireann: All services running, with some delays.
Luas: All services running.
Airports: Cork, Dublin and Shannon open but delays because of EU airport closures. Check with airlines before travelling.
Ports: All operating as normal.
For more information, see www.transport.ie.