Snow Days will end with Thursday's update.
Ambassador Amnerys posteth:
We will bring the Free Realms servers offline on Thursday, January 17, 2013 at 8:00 a.m. PST (San Diego Time) for a Game Update. Anticipated downtime is around 1 hour.
Snow Days will be going away, so get your last-minute activites done!
You can check our Snow Days guide to see if you missed anything!