The ornamental design for a temporary floodwall, as shown and described.
FIG. 1 is a perspective view from above of my new design for a temporary flood wall.
FIG. 2 is another perspective view of the temporary flood wall shown in FIG. 1, shown in an environment of use. The broken lines represent the environmental subject matter and form no part of the claimed design.
FIG. 3 is an front elevational view of the temporary flood wall shown in FIG. 1.
FIG. 4 is a left side elevational view of the temporary flood wall shown in FIG. 1.
FIG. 5. is a right side elevational view of the temporary flood wall shown FIG. 1.
FIG. 6 is a top plan view of the temporary flood wall shown in FIG. 1; and,
FIG. 7 is a bottom plan view of the temporary flood wall shown in FIG. 1.