Preciptation forecasts for Saturday morning (Source: www.carlowweather.com)
Thursday will also be mild around 16C with some showers about in a Southerly breeze before a risk of some heavier rain Thursday night, according to www.carlowweather.com.
A blast of cooler air is coming also from Thursday night for a few days. One model keeps the heavy rain out to sea but another brings it into the South East for Friday.
Forecaster Alan O Reilly said: "Lots of chopping and changing on the charts for Friday so stay tuned!
"The weekend looks cool but mainly dry risk of frost Saturday and Sunday morning."