Cardiff’s Eid at the Castle celebration and Tafwyl have been confirmed for this week while discussions with other event owners are ongoing.
Tybiwyd hefyd y gallai bodolaeth y Tasglu achosi dryswch gan fod nifer o Fyrddau a Phwyllgorau eraill yn ymwneud â Maes Awyr Caerdydd a’r ardal oddi amgylch.