Have a look at the forecast for Bundoran
http://www.windfinder.com/forecast/bundoran_bay After a big blow like that there is no way anyone will know what condition the beaches will be in
Low water is about 09:00 in the morning this will give the organising committee a better idea of the state of things.
The phrase “you’re dammed if you do and you’re dammed if you don’t” comes to mind