Met Éireann has issued a Status Yellow thunder warning for the entire South East.
The warning came into effect at 7 am this morning and runs until 9 pm tonight.
Hail is also expected to fall across the region.
The latest AROME charts show that heaviest of the hail and thunder is likely to hit the South East between 2 pm and 4 pm and again between 10 pm and 12 am, however, some areas could escape entirely.
Status yellow - Thunder warning for Leinster, Tipperary and Waterford
Met Éireann Weather Warning
Thunderstorms with hail expected again today mainly in parts of east Munster and Leinster giving severe downpours in places with some surface flooding.
Valid: 07:00 to 21:00 today pic.twitter.com/gc3Uap15tn— Carlow Weather (@CarlowWeather) June 16, 2020
On issuing the warning, Met Éireann stated: "Thunderstorms with hail expected again today mainly in parts of east Munster and Leinster giving severe downpours in places with some surface flooding."