Thursday's meeting at Thurles is subject to an 8am inspection on raceday morning due to the threat of overnight frost.
The steeplechase course is currently raceable with the ground described as heavy.
In Britain, Saturday's meeting at Bangor is under threat with the track calling an 8.30am inspection on Thursday.
The going is reported to be soft, heavy in places but with areas of flooding after the River Dee came over the flood defences.
Water levels are beginning to fall after the river receded but officials will assess the situation tomorrow.