A yellow warning is in place for the rest of the country.
An orange weather warning for high temperatures is now in place for Westmeath.
The advisory also applies for Longford, Roscommon, south Leitrim, Cavan and Monaghan.
A yellow warning is in place for the rest of the country.
Met Éireann is warning temperatures could reach 30 degrees in parts during the day, with overnight temperatures remaining at 20 degrees.
Alan O'Reilly from Carlow Weather says the country isn't used to these conditions:
Head of Forecasting, Clonaslee's Evelyn Cusack says there's a chance of a thunderstorm today:
The HSE has issued some advice on avoiding heatstroke and exhaustion during this warm weather. Have a look here.
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