Njunis is a mountain in the interior of southern Troms og Finnmark county, Norway. The mountain lies in Målselv Municipality. With a peak at 1,713 metres (5,620 ft), it is the highest mountain in this part of the county, and has Norway's thirteenth largest prominence. The tree line (downy birch) reaches to 700 metres (2,300 ft) elevation on the southern slope of the mountain, the highest tree line in Troms. This forest is part of the Øvre Dividal National Park. At the peak, NATO has a radar centre.