The decision has been taken due to the ongoing warm weather.
This evening's card at Mullingar has been cancelled due to the current hot weather.
Trial events tomorrow and Wednesday have also fallen by the wayside.
Greyhound Racing Ireland say a further update will be issued about the rescheduling of events will be given in due course.
Statement in full:
Mullingar Greyhound Stadium is monitoring the progress of the extreme hot weather forecast for the coming days and due to the care and welfare needs of racing greyhounds. at this point wish to advise of the following:
Racing tonight in Mullingar Greyhound Stadium has been cancelled
Trials scheduled to take place Tuesday & Wednesday have also been cancelled.
Further notice will be issued regarding rescheduling of race meetings.