Weather warnings have been extended across the Northern Sound region, with temperatures set to barely rise above zero today.
A low of minus 6 point 8 degrees was recorded overnight, and snow has fallen in parts of the north-west.
A status yellow snow-ice alert for Cavan, Monaghan, Donegal, Louth and all of Connacht will remain in place until 11 o'clock tomorrow morning.
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While a status yellow low temperature-ice warning will kick in for the rest of the country at 5 o'clock this evening.
Alan O’Reilly from Carlow Weather says it's leading to hazardous conditions.
