@mtaboada
If you are talking about the Satellite layer, you have got an explanation in your previous topic:
https://community.windy.com/topic/15669/clouds-with-no-movement/4
BTW please don't multiply topics on the same subject.
An unusual long time in satellite image dissemination is may be due to this outage:
https://community.windy.com/topic/15379/eu-satellite-9-5-e-data-outage