Met Eireann has now issued a weather warning for heavy downpours and thunderstorms across Ireland today and tomorrow.
Scattered heavy downpours are expected in some areas today, lasting through the night and into Wednesday.
Localised flooding is also possible where the rain is heaviest, Met Eireann has warned.
The status yellow warning, which covers all of Ireland, is in effect immediately, an will last until midday on Thursday.
In Galway, the worst of the rain and thunderstorms are forecast for tonight and Thursday morning, with the chance of some sunny spells in parts today.