As far as history goes, Gunnar has never read about something like this, gods blasted areas, powerful mages blowing up mountain sides, but never what appears to be large scale frozen time. He knows the magic used to do this was very powerful, and that the lord dabbled in some arcane, but nothing like this.
The captain calls you all back on the ship and the wizard casts something on the ship and the front glows a light blue. The sails glide open and the ship lurches forward, breaking the ice and creating a swath through the ice. Several crew members watch over the front of the ship, they try to look casual, but they are intensely watching the thickness of the ice.