Met Éireann has issued a status yellow rain warning for six counties as heavy showers hit the west coast.
The warning for counties Donegal, Cork, Kerry, Galway, Leitrim and Mayo willl come into place at 3pm tomorrow.
It will remain in place until 10am Tuesday morning and will again bring heavy and persistent rain.
The forecaster has said outdoor events may be impacted, along with a risk of localised flooding and difficult travelling conditions.
Rain will be heavy and persistent at times, with potential localised flooding due to saturated ground conditions, according to the forecaster.
Met Éireann and gardaí have also both warned of difficult driving conditions.
"We're asking you to plan your journey, paying attention to local conditions, slow down and be mindful of others on the roads," gardaí added.
A rainfall warning will remain in place in Co. Donegal until 3pm this Sunday before another one comes into operation for some more western counties from tomorrow afternoon. Here's Nuala with the details #rteweather pic.twitter.com/WKeO0lA2ff
— RTE Weather (@WeatherRTE) August 25, 2024