The warning is in place until 5am tomorrow.
A status yellow rain and thunderstorm warning is in place for the entire country until 5am tomorrow.
Met Eireann is forecasting localised downpours, which will lead to spot flooding and dangerous driving conditions.
A weather advisory for heavy thundery showers has also been extended until the early hours of Thursday morning.
Meteorologist with Met Eireann, Emer Flood, says the showers are coming from the west of the country: