Heavy rain is forecast on Wednesday and is to continue in the east for a time on Wednesday night.
The warning has been issued for Munster, Leinster, Cavan and Monaghan.
Rainfall totals between 25-35mm are forecast.
The warning is in place from Wednesday until 3am on Thursday morning.
Day one saw 112,500 people attend the National Ploughing Championships, with sunshine a permanent feature of the day.
Read more
Watch: the ploughman’s wrap of Day One of Ploughing 2017
In pictures: the top three most expensive machines at Ploughing 2017
Ploughing blacksmith hauled bellows all the way from Kerry
Heavy rain is forecast on Wednesday and is to continue in the east for a time on Wednesday night.
The warning has been issued for Munster, Leinster, Cavan and Monaghan.
Rainfall totals between 25-35mm are forecast.
The warning is in place from Wednesday until 3am on Thursday morning.
Day one saw 112,500 people attend the National Ploughing Championships, with sunshine a permanent feature of the day.
Read more
Watch: the ploughman’s wrap of Day One of Ploughing 2017
In pictures: the top three most expensive machines at Ploughing 2017
Ploughing blacksmith hauled bellows all the way from Kerry
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