Sligo Mayo and Donegal still shivering

Dublin- The North and Northwest of the country are still in the grip of the overnight cold snap.
A number of roads in Donegal are still impassable, while conditions are still treacherous in Mayo and Sligo - three trucks have crashed into a ditch in the past hour near Glencar.

Knock airport has had to divert a flight to Shannon because of poor weather, another has been cancelled, while officials say they'll monitor conditions in the coming hours for any further disruption. Cork airport has had to divert one flight to Shannon because of torrential rain.