Met Éireann says up to 30 millimetres of rain is possible in Carlow, Kilkenny, Laois, Wexford, Wicklow, Cork, Tipperary and Waterford.
The forecaster is warning of a risk of spot flooding.
Advertisement
It will run from 8pm tonight until 10am tomorrow morning.
Status Yellow - Rainfall Warning.
Valid from 20:00 Sun, 26-Jul-2020 until 10:00 Mon, 27-Jul-2020 pic.twitter.com/XVOm5B9TgC— Met Éireann (@MetEireann) July 26, 2020