The fog horn is sounding today at the entrance to the Duluth harbor; visibility is under 1/4 mile.
This got me wondering, again, about this international lake that is a global treasure.
Does Lake Superior have tides?
Yes, it does! But its seiches are bigger!
oceanservice.noaa.gov/facts/gltide...
Water levels in the Great Lakes change because of weather effects, not tides.
