A fishing hut appears, that no matter the terrain you can open the fishing portal inside the base of the hut and find a frozen hole with a circle of open water 6 feet wide. 
A 4-foot by 4-foot immobile dilapidated outhouse of force springs into existence around and above you and remains stationary for the duration. The spell ends if you leave its internal area. Six creatures of Medium size or smaller can fit inside the Arcane Fishing Hut. The interior measures 8 x 12 Interior is a Fine Fishing Hut with 6 bunks a small stove, for cooking, heating and the only provide light source.

There are dried rations in thin wall flush cupboards. There is also a single cushioned chair where the caster can sit comfortably and fish. Creatures and objects within the Fishing Hut when you cast this spell can move through the doors or windows freely. All other creatures and objects are barred from passing through it. Spells and other magical effects can't extend through the Fishing Hut or be cast through it. The atmosphere inside the space is comfortable and dry, regardless of the weather outside.
If you dive into the Fishing hole, you get wet and get teleported to a glacier in the Sea of floating Ice. Within a mile of the coast of Icewindale.