North Klawatti Glacier lies in a cirque to the east of Austera Peak, North Cascades National Park, in the U.S. state of Washington. The glacier is approximately in length, in width at its widest and descends from , where it terminates above Klawatti Lake. An arête divides North Klawatti Glacier from Klawatti Glacier to the south. In 1993, it had an area of 1.48 km<sup>2</sup>. The North Klawatti Glacier was one of four glaciers selected for glacier mass balance research. From 1993 (when monitoring began) to 2013 the glacier had lost ~8 m of thickness.