It flows south through the Wenatchee National Forest , between Chiwawa Ridge to the west and the Entiat Mountains to the east .
The Chiwawa River originates in the Glacier Peak Wilderness of the North Cascades , on the southern slopes of Chiwawa Mountain and Fortress Mountain .
Chiwawa River flows south through the Wenatchee National Forest , between Chiwawa Ridge to the west and the Entiat Mountains to the east .
The Chiwawa River originates in the Glacier Peak Wilderness of the North Cascades , on the southern slopes of Chiwawa Mountain and Fortress Mountain .