No other information is available at this time, as the cause of the electrical power outage is unknown at the time this article was written; but additional updates are expected. As indicated by the aforementioned messages from Twitter, passengers are frustrated with the lack of information pertaining to this situation.
To worsen the situation, rain has started falling in the greater Atlanta metropolitan area.
In the meantime, contact the airline on which you are traveling to attempt to get an update if you have not yet started traveling by airplane to or from Atlanta — and ask for a travel waiver at the very least if your flight was impacted by the power outage at the airport. The airline may refuse your request — but asking never hurts.
No travel waivers have been issued by any airline at this time as a result of this situation…