A weather warning is in effect until noon today and there is a probability of thunderstorms and rain throughout most of the country.
For Cavan, Donegal, Monaghan, Leitrim, Roscommon, Sligo, Tipperary, Waterford, and all of Leinster, Met Éireann has issued a Status Yellow thunderstorm and rain warning.
Localised slow-moving showers with heavy downpours and a chance of thunderstorms and hail have been predicted by the forecaster.
The warning kicks in at 12pm and will remain in place until 10pm.
According to Met Éireann’s general forecast, today will be humid and warm with lots of cloud cover and only a few patches of sunshine.
Throughout the day, scattered showers will form, starting in the east before moving west throughout the whole nation.
Some of the showers will be heavy with the chance of isolated thunderstorms and a risk of spot flooding.
Highest temperatures today will range between 20 and 25 degrees.
The showers will continue early tonight, again bringing a chance of isolated thunderstorms and a risk of spot flooding.
The showers will become more isolated towards the morning with clear spells developing.
There will be sunny patches, a little southeasterly breeze, and extreme warmth or heat tomorrow.
Spot flooding is expected to be further risked by scattered heavy showers or thunderstorms that are expected to develop during the day, most likely in the west or midlands.
Tomorrow’s highs are expected to be between 23 and 27 degrees.
According to Met Éireann’s forecast, the week will be quite warm overall with sunny intervals and, in some places, heavy showers or thunderstorms.
This week will see high levels of both UV index and pollen.