The Galway International Rally, which was due to be held this weekend, has been postponed because of damage caused to the route by Storm Éowyn.
The decision was announced by the Galway Motor Club, in consultation with Motorsport Ireland.
It's understood there is significant infrastructural damage along the planned rally route.
The rally was due consist of 15 special stages, nine on the Saturday in the Headford and Tuam areas, and six on the Sunday close to Monivea.
Bar the Donegal International Rally and the Rally of the Lakes in Killarney, the Galway International Rally is generally regarded as one of the most popular motorsport events in the country - and attracts a big entry list from counties Donegal, Fermanagh and Sligo among others.