Photos: Winds whip up 20-foot waves on Lake Superior

Waves pound the shoreline at Tettegouche State Park Wednesday as a strong fall storm affects northern Minnesota. Derek Montgomery for MPR News
Waves pound the shoreline at Tettegouche State Park Wednesday as a strong fall storm affects northern Minnesota. Derek Montgomery for MPR News
Waves pound the shoreline at Split Rock State Park. Derek Montgomery for MPR News
Waves pound the shoreline between Split Rock State Park and Tettegouche State Park. Derek Montgomery for MPR News
Wind gusts as high as 86 mph were measured near Castle Danger, Minn., according to the National Weather Service Duluth office. Hurricane force winds start at 74 mph. Derek Montgomery for MPR News
Waves pound the shoreline at Tettegouche State Park. Derek Montgomery for MPR News
Waves crest just offshore from Split Rock State Park. Derek Montgomery for MPR News
Debris litters the ground in Canal Park Wednesday. Derek Montgomery for MPR News
Waves crest just a few feet below the Aerial Lift Bridge on Wednesday. Derek Montgomery for MPR News
Waves pound the shoreline in Canal Park Wednesday. Derek Montgomery for MPR News
Waves pound the shoreline at Split Rock State Park as a strong fall storm affects northern Minnesota. Derek Montgomery for MPR News
Waves pound the shoreline at Tettegouche State Park. Derek Montgomery for MPR News
Waves pound the shoreline in Canal Park. Derek Montgomery for MPR News
Waves crest just offshore from Split Rock State Park. Derek Montgomery for MPR News
Waves pound the shoreline at Split Rock State Park. Derek Montgomery for MPR News
Waves pound the shoreline at Split Rock State Park. Derek Montgomery for MPR News
Waves pound the shoreline at Split Rock State Park. Derek Montgomery for MPR News
Waves, wind and water strike a tree along the shoreline at Tettegouche State Park. Derek Montgomery for MPR News
Waves crest just offshore from Split Rock State Park. Derek Montgomery for MPR News

High winds and massive waves on Lake Superior walloped the shoreline near Duluth on Wednesday.

The huge waves damaged the Duluth Lakewalk, blew trees over on to roads and closed Brighton Beach Park.

They also created quite a spectacle. Check out more information and video of the waves here.

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