premise: The Saint Paul Winter Carnival in Saint Paul, Minnesota suffered a brief thaw on Monday, with Monday's 41°F afternoon temperature plummeting below zero twenty four hours later. On Sunday, judging of both ice and snow sculptures had taken place. By Monday afternoon, temperatures above freezing had greatly damaged the outdoor sculptures. In Rice Park, fallen ice from sculptures mixed with chunks left from the previous day's carving. Snow sculptures at the State Fairgrounds were also significantly damaged.
hypothesis: The Winter Carnival in Minnesota suffered from a temporary thaw.