Could GAA officials have made postponement calls earlier?

The postponement of several GAA games last weekend due to the weather was widely criticised — the lateness of the decisions, specifically, in some cases.

The Mayo-Galway game in the FBD Connacht League wasn’t postponed until 2pm, when it was due to throw in, while the McKenna Cup game between Monaghan and Donegal wasn’t called off until just after the scheduled start time.

Should GAA officials have made their calls earlier?