The Nor'Wester Mountains are a group of mountains immediately south of Thunder Bay, Ontario, Canada, located on the southern limits of the City of Thunder Bay and south of the Kaministiquia River.

[1]: 32, 33  Mount McKay is the highest, most northern and best known of these mountains.

Other prominent peaks include Godfrey, Hurlburt, Johnson, Matchett, McRae, McQuaig, Rose, and Squaretop.

Loch Lomond, 287 m (942 ft) above sea level, collects most of the runoff within the Nor’Wester Mountains; Loch Lomond is drained by the Lomond River.

[1]: 5  A few square kilometers of mountain slope south of Mount McKay are drained by Whiskeyjack Creek.