A number of rainfall warnings are in place today for counties along the west coast; up to 70mm of rain is expected in parts of the country.
A status orange rainfall warning has been put in place across counties Kerry and Cork. The warning is set to remain in place until after midnight tonight.
These two counties are expected to experience the worst of the rain; between 50mm and 70mm of rainfall is forecast along coastal, hill and mountain areas.
A status yellow rainfall warning has been issued for counties Galway, Mayo and Sligo. Between 30mm and 40mm of rain is set to fall, with the highest values likely along coastal and hill areas.
This rainfall warning is also set to remain in place until after midnight tonight.
This week is expected to bring very unsettled, cool and changeable weather, according to Met Eireann.
Today
Today, Monday, is likely to be mostly cloudy with outbreaks of rain. The rain will be heavy at times, especially across southern counties, and will be accompanied by hill and coastal mist.
However, some decent dry periods are also forecast. It is set to be very mild and humid, despite a fresh to strong southerly wind. Temperatures are expected to reach into the mid to high-teens.
The rain is likely to remain persistent at times near southern coasts. It is forecast to be very mild, with lowest temperatures of 10° to 13°, in fresh southerly winds.
Drying conditions will be poor at times over the coming days due to outbreaks of rain, according to Met Eireann.
Tomorrow
Tomorrow morning, Tuesday, is expected to be cloudy and damp for a time; there is also a risk of some patchy rain. The rain is forecast to clear eastwards into the Irish Sea around lunchtime.
This is set to leave the remainder of the day largely dry with sunny spells and just some isolated showers. Temperatures are set to reach highs of 18°.
It will be dry in most areas on Tuesday night, but passing showers will affect areas along the west coast.
Wednesday
It is likely to be bright and breezy on Wednesday, with some good sunny breaks forecast. But showers will be widespread, especially during the afternoon.
There is a risk of some of these showers turning heavy or thundery. Meanwhile, temperatures are set to remain in the low to mid-teens.
Outlook
Thursday is forecast to be another very changeable and showery day. Showers may merge to spells of heavy rain, especially during the afternoon and evening.
There is expected to be very little change for Friday. A mixture of some good, dry spells and scattered showers are likely.
This means that conditions will likely remain unsettled, cool and mostly cloudy; further showers and rain will also be expected at times.