WINONA, Minn. — The forecasting model that predicted a 101-degree afternoon Tuesday was wrong. Temperatures didn’t get much into the 80s. Consider it a quiet interlude: We’re not out of Harm’s Way. Atmospheric unrest that brewed in South Dakota and Nebraska was heading across southern Minnesota with possible tornadic activity. The first storms were expected Winona County in the late morning or early afternoon. Unknown was how quickly the atmosphere will recover. Muggy air with high dew points could create powerful updrafts that favor rotating supercells. A complicating factor could be an encroaching cold front.
