It will be mostly cloudy with showery rain or sleet in many areas on Friday, according to Met Éireann.
Brighter weather will extend from the southwest in the afternoon, with rain gradually clearing northeastwards by evening.
However, rain and drizzle will develop in the west in the evening. Highest temperatures of 5°C to 8°C.
Friday night will start off cold and mainly dry, with frost in parts of Leinster and Munster. Lowest temperatures of 0°C to 4°C.
Outbreaks of rain and drizzle will spread eastwards across the country overnight.
Saturday will be mild, breezy and mostly cloudy. There'll be a fair amount of dry weather in the east.
However, persistent rain will develop in the west by noon and then spread eastwards to all areas through the afternoon and evening. It will be heavy at times. It will be mild and blustery with highest temperatures of 9°C to 11°C.
On Saturday night, the rain will clear to showers and winds will become westerly, with lowest temperatures of 3°C to 5°C.
Sunday will be cool and blustery with sunny spells and occasional showers. Highest temperatures of 7°C to 10°C with fresh, gusty westerly winds.The weather will continue unsettled early next week.
Adam Woods takes a look at some tips on BVD testing, some advice on meal prices and taking turnout weights of stock.
In this week's management notes, Aidan Brennan explains when it's OK to graze, how to prevent animal health issues and how much fertiliser to spread.
With ground drying out there is an urgency to get fertiliser applied ahead of planting, writes Andy Doyle.
The upturn in weather is providing a slight reprieve to farmers currently lambing, but with ground conditions still under pressure, many challenges remain, writes Darren Carty.