Met Éireann has issued a Status Yellow rain and thunderstorm warning for the entire country.
The forecaster said scattered heavy downpours and thunderstorms are expected in some areas today, tonight and for a time tomorrow.
Status Yellow - Rain & Thunderstorm warning for Ireland— Met Éireann (@MetEireann) September 8, 2021
Scattered heavy downpours & thunderstorms are expected in some areas today, tonight & for a time on Thursday. Localised flooding may occur where rainfall is heaviest??
Valid: 09:04 Wed 08/09/2021 to 12:00 Thurs 09/09/2021 pic.twitter.com/4adkDUFvrj
It said localised flooding may occur where rain is heaviest.
The warning came into effect just after 9am and will remain valid until lunchtime tomorrow.
Mist and fog will affect hills and coastal parts at times today, particularly along the south coast. Top temperatures will be 20 to 24 degrees.
Meanwhile, Met Éireann has said that temperatures reached 28.3C at Durrow in Co Laois yesterday.
It said it was the first time in 30 years that 28C was recorded in Ireland on a September day.
A 180 degree turn in weather conditions from yesterday! Thundery downpours?? for many today with the risk of localised spot flooding and lightning???? Here's Audrey with the latest #rteweather Pic: Anna O'Sullivan #Kerry pic.twitter.com/L9Tou0VVDi— RTE Weather (@WeatherRTE) September 8, 2021