Met Eireann have issued the alert to come into effect from 11 pm tonight.
A status yellow low temperature and ice warning has been issued for 10 counties.
Laois, Offaly, Westmeath, Carlow, Kildare, Kilkenny, Wicklow and Tipperary will come under the advisory from 11pm until 8 tomorrow morning.
People are being advised that there could be animal welfare issues if they're kept outdoors and motorists may face difficult travelling conditions.
A status yellow snow and ice warning has expired for the North West but remains in place in the North until midday.
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