Met Éireann has issued a Yellow Weather Warning for Kildare and the rest of Leinster.
Forecasters said: “Thunderstorms are expected today and for a time tonight which will bring short duration heavy rainfall and the risk of spot flooding.”
The Warning is valid until 3am tomorrow [Sunday] morning.
Meanwhile the weather outlook is for more rain and lower temperatures in the coming week.
Rainfall will average up to 150% of normal amounts with rain becoming frequent starting tonight.
Sunshine will average 50% of normal values, with today (in east and north) possibly the only sunny day for a while.
MONDAY will be breezy to windy, southwest 50 to 80 km/hr, thanks to remnants of Humberto approaching northwest coast by late in the day.