Met Éireann issues weather warnings.
Met Éireann has upgraded its weather warning to Laois and all of Leinster.
Late this afternoon the forecaster issued a Yellow Status Warning for Munster, Dublin, Carlow, Kildare, Kilkenny, Laois, Louth, Wexford, Wicklow, Offaly, Westmeath, Meath and Roscommon.
There will be occasional snow showers on Thursday evening and nght and during Friday with accumulations of up to 3 cm expected. Some icy roads and footpaths also.
The warning is valid from Thursday, December 7 4pm to 6pm Friday, December 8.
A more serious Status Orange snow-ice warning is in place for for Cavan, Monaghan, Donegal, Longford, Leitrim, Mayo and Sligo.
Meanwhile, a Status Yellow wind warning remains in place until for Donegal, Galway, Leitrim, Mayo, Sligo, Clare and Kerry unitil Thursday, December 7 8pm.
The outlook is for very cold weather for the rest of the week with wintry spells and frosty nights.
Saturday is expected to be a mostly dry but very cold day with varying cloud and sunny spells. Frost may linger in places and temperatures at best will range 1 to 3 degrees. Winds will be very light.
Rain will spread northeast across the country on Saturday night. The rain will be heavy and preceded by sleet and snow across the north and east and may give accumulations over high ground.
Sunday is set to bring more outbreaks of sleet and snow over Ulster, most other places will be dry. It'll stay cold, but bright. Severe frost after dark.
Monday is likely to be another cold day with many areas dry. Scattered wintry showers also - mainly near coasts. Widespread frost early and late.
Next week will continue to be cold, but with a lot of dry weather.