Met Éireann has issued a nationwide status yellow rainfall warning for Sunday night into Monday morning.
Thundery downpours are possible with the forecaster warning of potential localised flooding, poor visibility and difficult travelling conditions. The warning with be in a place overnight from 10pm on Sunday until 8am.
Sunday morning and afternoon will be mostly dry with a mix of cloud and hazy sunny spells, although patches of light rain or drizzle are possible in the south and west.
But after a relatively warm and pleasant weekend, thundery showers will roll in on Sunday night.
Shoplifting: More than 8,000 arrests as gardaí focus on retail crime gangs in crackdown
‘An appalling tragedy’: Tributes paid to Leinster House usher killed while cycling in Castleknock
Woman (30s) killed and man seriously injured in hit-and-run incident in Blanchardstown
Mrs Brown’s Boys Christmas Special review: Unkillable comedy’s wit is as sharp as a mouthful of Brussels sprouts
Showers will move into southern and western areas during the evening and some will be heavy and thundery. Highest temperatures of 20 to 25 are expected with a moderate to fresh south-easterly wind developing.
Sunday is set to be humid with temperatures not falling below 12 to 17 degrees with moderate, occasionally fresh, southerly winds veering westerly. Monday is due to be wet at first over the eastern half of the country with shower and further thunderstorms likely along with localised flooding. The showers will clear into the Irish Sea through the morning.
Largely dry and sunny conditions are expected, with just a few showers in the west, with highest temperatures of 18 to 22 degrees. Monday night is set to be mild and humid with cloud along with some rain and drizzle moves in from the Atlantic over the western half of the country.
It is due to be mostly dry with clear spells further east. Temperatures won’t fall below 12 to 16 degrees in moderate to fresh and gusty southerly winds. There will be plenty of cloud at first on Tuesday with outbreaks of light rain and drizzle, becoming patchier through the morning. Sunny spells will break through with largely dry conditions developing for the afternoon and evening with highest temperatures of 17 to 21 degrees.
There is some uncertainty about Wednesday but early indications are that after a largely dry start with some sunny spells, it will turn breezier with showery outbreaks of rain tracking eastward over the country. Highest temperatures will be in the region of 16 to 20 degrees. As the week continues further spells of rain or showers are expected, interspaced with dry intervals. Temperatures will be generally in the mid to high teens.
- Sign up for push alerts and have the best news, analysis and comment delivered directly to your phone
- Join The Irish Times on WhatsApp and stay up to date
- Listen to our Inside Politics podcast for the best political chat and analysis