Today
Rain over Munster and south Leinster will become fairly widespread this morning, with the rain heaviest over Leinster and east Ulster, giving a risk of some spot flooding.
But more showery weather will develop over west Connacht and much of Munster this afternoon, a few of which may turn heavy and thundery.
Top temperatures 12 to 16 C., in light to moderate northwest breezes.
Tonight
Further rain over Ulster and parts of Leinster and east Connacht for a time tonight, heavy in places.
But more showery elsewhere, with some dry spells.
Lowest temperatures 6 to 9 C., in moderate northwest breezes.
Weather warning
A status yellow rainfall warning is in place for 11 counties.
Met Éireann has said heavy rain is expected on Tuesday and overnight.
Between 30 to 35 mm of rain is expected.
The alert is in place for Dublin, Kildare, Laois, Longford, Louth, Wicklow, Offaly, Westmeath, Meath, Cavan and Monaghan until 6.00am on Wednesday.