Emergency services are at the scene of a vehicle on fire on the N11 Wexford/Dublin Rd.
There are tail backs from the Bray/Fassaroe exit and motorists are being advised to approach with care.
Meanwhile, in Dublin, a bus has broken down on the North Quays at Bachelors Walk.
There is also a truck broken down on D'Olier Street, just after O'Connell Bridge.
Traffic is moving extremely slow and drivers are being warned to try avoid the area.
In Limerick, the N21 Limerick/Tralee Rd is closed at Abbeyfeale following a crash.
Diversions are in place.
Anyone travelling on the M4 Sligo/Dublin Rd is being advised to drive slow on approach to the J12 Kinnegad exit due to debris on the road.
Also, in Fermanagh, there are reports of an overturned lorry on the A3/N54 just outside Clones.
More updates to follow...