WCCO Weather Watcher Lights Up Nicollet Mall Thirty-one years ago on Thanksgiving Day, a massive fire in downtown Minneapolis robbed the Northwestern National Bank of its iconic weather ball. But on Friday, a new twist on the weather ball concept was shining over Nicollet Mall.
New Twist On Downtown Weather Ball Coming To Nicollet MallSt. Louis has an arch while San Francisco has its iconic Golden Gate. But for generations of Minnesotans, it was a colored ball perched atop a downtown Minneapolis bank that many remember.