There will be a dry start for most of the country, with sunny spells on Friday.
Met Éireann has said there will be scattered showers in the west, which will become a bit more widespread through the course of the afternoon and evening but many places will continue largely dry.
Highest temperatures of 18°C to 23°C are forecast, the warmest of these in the east and southeast.
Moderate southeast winds will gradually veer southwest and decrease light later on Friday.
Friday night will be much fresher compared to recent nights, with lowest temperatures of 9°C to 12°C. It will be largely dry, with clear spells, and southwest winds will become slack overnight.
Saturday is forecast to be mainly dry as well, with sunny spells and just the odd shower. Highest temperatures will range from 17°C to 20°C. Winds will be light westerly or variable.
Met Éireann has said it will be dry on Saturday night apart from the odd isolated shower in the west. Minimum temperatures will range from 10°C to 13°C in moderate northwest breezes.
Sunday will see sunny spells for much of the country and just isolated showers, according to Met Éireann.
Later in the day a spell of rain is likely to develop over Ulster. On Sunday, highest temperatures will range from 16°C to 21°C, the coolest of which will be in the north, in light northwest or variable breezes.
Isolated showers are forecast overnight on Sunday, but otherwise it will be dry. Minimum temperatures will range from 10°C to 14°C.
Current indications from Met Éireann suggest that Monday is looking mainly dry as well, with sunny intervals and just the chance of some rain in the south and isolated showers elsewhere.
Highest temperatures will again range from 17°C to 21°C, with light to moderate variable breezes.
In this week’s tillage management notes, Andy Doyle looks at the harvest, stubbles and lodging.
Adam Woods looks at at castration, building grass covers for autumn and effective rush control strategies in this week’s beef notes.
For sheep farmers, Darren Carty looks at the importance of a quarantine programme and reseeding and clover.
Dairy editor Aidan Brennan describes the best strategy for managing grass at this time of year.