A status yellow thunderstorm warning has been issued by Met Éireann for Munster, Carlow, Kilkenny, Laois, Wexford, Offaly, Galway, Mayo and Roscommon.
There is a risk of thunderstorms on Saturday afternoon and evening, which are forecast to bring localised heavy downpours, hail and localised flooding.
The warning is in place from 1pm on Saturday until 9pm on Saturday night.
A second weather warning, for rainfall, has also been issued for Wexford, Cork and Waterford.
“For the rest of today and overnight, there'll be spells of heavy rain at times, especially in coastal areas with a risk of localised flooding,” Met Éireann has said.
This warning is in place from 12pm on Saturday until 6am on Sunday.
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