People are being warned to watch out for heavy outbursts of rain.
More rain is on the way for southern counties, with a status yellow warning in effect.
It'll remain in place for Waterford, Cork and Kerry until 1 o'clock this afternoon.
Met Éireann is warning of heavy outbursts, leading to difficult travelling conditions and spot flooding.
Alan O'Reilly for Carlow Weather says the rain won't just be confined to southern areas: