A status yellow high temperature warning is now in effect across the country.
Met Eireann says it will last until Saturday morning with temperatures to top over 27 degrees
There are warnings of uncomfortable sleeping conditions heat stress and water related incidents are possible.
We're being asked to conserve water, as the spell of warm weather continues.
Over half of homes admit to wasting water, with usage in Dublin alone reaching up to 20 million litres a day in warm weather.
Very warm or hot & humid for the rest of the week with spells of sunshine ☀️🥵
A few showers in places too which may turn heavy or thundery 🌦️⛈️
More widespread downpours likely over the weekend & not quite as warm on Sunday 🌧️🌤️
More here ⬇️https://t.co/yEsIuCkWlq pic.twitter.com/kSzQSpPktu
— Met Éireann (@MetEireann) September 6, 2023
Thursday will be very warm with highs of 24° to 28° and dry in most areas with sunny spells.
Showers will develop in the southeast and spread northwards over Leinster, some heavy with thunderstorms and spot flooding possible, especially in the east.
Sunshine and isolated heavy or thundery showers will follow this afternoon with light to moderate southeast breezes.
Night-time temperatures across the weekend are set to stay around 13° to 18°.