A status yellow warning for high temperatures has been issued by Met Eireann for some parts of the country, with highs of 28º possible.
The warning was issued at 2:00pm today and it is set to come into effect at 12:00pm on Wednesday, June 21; the warning is expected to be lifted again at 6:00pm on the same day.
High temperatures are forecast to affect eastern parts of the country. Counties Dublin, Carlow, Kildare, Wicklow and Meath will witness temperatures reaching as high as 28º, according to Met Eireann.
Tomorrow morning, Wednesday, is expected to bring some showers in places. These showers are set to fall mainly in the east and northeast; a risk of thunder will also be likely.
During the day, it is forecast to become dry in most parts. There is a danger some sunny spells and a few scattered showers may develop, mainly in parts of the north and northeast.
A cold front is set to continue to track east across the country on Wednesday night. A few sharp downpours are expected in places, with a risk of thunder at times.
However, much of the country will remain dry once again, according to Met Eireann.
Conditions will turn noticeably cooler as the front clears into the Irish Sea early on Thursday morning. After a warm start, temperatures will fall to between 10º and 13º in moderate westerly winds, it added.
Meanwhile, drying conditions are expected to become good in most parts of the country on Wednesday; but it is likely to turn variable towards the latter half of the week.
Some opportunities for spraying will present themselves to farmers from time-to-time; in the main conditions will be very variable.
Field conditions are also good, with the majority of soils trafficable in most parts of the country, Met Eireann concluded.