Met Eireann has issued a snow and ice warning for the entire country.
The status yellow alert will come in to effect at 6 o'clock tomorrow morning.
That will remain in place until 9am on Wednesday.
Wintry showers, mainly of hail and sleet, are being forecast.
Snow/ice warning issued
Valid: 6am Tuesday morning to 9am Wednesday morning
— Met Éireann (@MetEireann) February 24, 2020
These will become increasingly widespread over the course of tomorrow, with some accumulations of snow also expected.