A portable protective enclosure and a method of using the enclosure is presented. The enclosure may include a plurality of walls extending around and at least partially defining an interior space for being occupied by a user, and a top panel overlying and at least partially defining the space. The plurality of walls may include an entry wall and side walls. The entry wall may include a door flap moveable between open and closed positions. The side wall may include a window having a see-through material, and a window flap in a facing relationship with the window and moveable between open and closed positions. The enclosure may include a floor panel detachably joined to at least one of the walls by a fastener that is accessible from within the interior space, so that the floor panel is detachable from the walls from within the interior space.