There was a leak in the cellar caused by excessive snow and ice build up that leaked through the wood in the ceiling. I unplugged the grow op to avoid potential electrical hazard. Water had actually gotten into the timer and the plug.
I had to move the entire tent over to prevent water from collecting on top.
On New Year's Day we lost power on my street in the middle of the night. The light schedule that night was interrupted.
They faired well despite this being the first week of flowering and being interrupted a few times.