A bit late but welcome and remember that winemaking is for procrastinators. Relax between the batches. Don't rush them. Just make sure the airlock is full and you're golden.
It happens. If you can get the rest of the bottles into the fridge, do so. Get that temp down.
It could be refermenting or a change in barometric pressure or just some imperfect corks.
Canned some tomatoes and made some pickles today. Now I'm just waiting out the storm. Flash flood warnings have been issued. Just waiting for the winds. Good luck to all my friends out on the coastal areas.