Ice Castles Delay Opening News | January 20, 2023 | 0 | by Morgan McCarthy It’s another too-warm winter for the Ice Castles at Lake Geneva. Managers with the castles yesterday said they are postponing their opening. The castles were supposed to open next week, but managers now say opening day won’t be until February 3rd, at the earliest. Southeast Wisconsin’s string of above-freezing and rainy days are not helping the ice at the ice castles.