At least 84 waterspouts were recorded over the Great Lakes last week in the lakes first waterspout outbreak this year, researchers say. Connected to cumulus clouds, waterspouts on the Great Lakes are typically formed when cooler air travels across the warm waters -- and water temperatures in the Great Lakes have been higher than average this summer. Day 5 of the Great Waterspout Outbreak of 2020! @NWSCLE pic.twitter.com/UUhHDephhy ICWR (@ICWR) August 5, 2020The Great Waterspout Outbreak of 2020 Update. Things simmer down over the Great Lakes Wednesday afternoon https://t.co/vPDQst8PRP @NWSCLE @NWSBUFFALO #ONStorm pic.twitter.com/QYGz6XBYyJ ICWR (@ICWR) August 5, 2020During what ICWR is calling the Great Waterspout Outbreak of 2020, the center says a total of 42 waterspouts were recorded over the Great Lakes just on Wednesday alone.