Met Eireann have issued a status yellow weather warning to every county as heavy thundery downpours are expected today.
High levels of rainfall in short spaces of time today will lead to some localised spot flooding.
Cavan, Monaghan, Longford, Westmeath and all of Connacht have also been hit with the caution.
The Status Yellow warning began at 6am this morning and remain in place until 4am on Saturday morning.
A statement on Met.ie said that the rain will hit today with the worst of the downpours hitting later in the evening.
“Heavy showers or longer spells of rain developing widely today with embedded thunderstorms and localized spot flooding.”