A flame-resistant fabric for shelters including a flame-resistant interior layer, an flame-resistant, insulating middle layer adjacent the interior layer, a flame-resistant exterior layer adjacent the insulating middle layer, and at least one threaded seam quilting the insulating middle layer between the interior layer and the exterior layer to form a flame-resistant fabric. The flame-resistant fabric is capable of being formed into a flame-resistant, insulated shelter for use in extreme weather.