Lake Superior storm causing flooding, high waves in Duluth, Minn.

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A strong fall storm on Lake Superior is causing high waves and flooding in Duluth, Minnesota. 

The National Weather Service has issued a storm warning for western Lake Superior until 4 p.m. Wednesday, with potential wind gusts of up to 63 miles per hour possible and waves up to 20 feet. The waves could be big enough to cause damage to the shoreline, NWS reports. 

A lakeshore flood warning is also in effect. 

The City of Duluth has temporarily closed several areas along the lakeshore due to flooding, including Canal Park Drive, the lighthouse parking lot by the maritime museum, Harbor Drive behind the Duluth Entertainment and Convention Center, Brighton Beach and the end of Park Point.