Motorists are being urged to exercise caution as snow, ice and frost are forecast for the coming days.
Met Éireann is warning that temperatures could hit -4 degrees Celsius this week with wintry showers of rain, sleet or snow expected.
A national weather advisory is in place from today until Wednesday evening, bringing hazardous conditions on roads and paths.
The forecaster says it will be very cold with temperatures in low single figures by day and with sharp or severe frosts and icy patches at night.
In particular, "significant accumulations" are anticipated for Thursday as rain, sleet and snow move northeastwards over Ireland.
Here is the latest cloud and rain forecast from our HARMONIE weather model. It covers the period from now until 12:00 on Tuesday.
More weather forecast information for the coming days and outlook period can be found here: https://t.co/9gKN6SVok4 pic.twitter.com/ouSvrvBD8p
— Met Éireann (@MetEireann) February 7, 2021
The National Directorate for Fire and Emergency Management also has a crisis plan ready for a severe snow event next week.
Meanwhile, a Status Yellow ice warning for Antrim, Armagh, Down and Tyrone is in place from 8pm tonight until 11am on Monday.
