Extra care is needed on roads across the South East this morning.
Much of the country is still under a status yellow low temperature warning until 10am.
Carlow, Kilkenny and Tipperary are included in the warning, with temperatures as low as minus four degrees in places overnight.
Anna Cullen is from AA Roadwatch:
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"you are advised to use major routes, as they are more likely to have been gritted than secondary routes."