It’s not common for National Weather Service Forecasters to pay such close attention to a developing system three days in advance, however they did on Tuesday, and the need to prepare for possible severe weather, now two days out, is the subject of even closer consideration.
The culprit is a strengthening low pressure system that’s projected to lift northeastward on Friday, crossing the Great Lakes and dragging a cold front along with it. That will serve as the focus for energy that has the potential to generate advisory-worthy thunderstorms.
Currently, southwestern Wisconsin is closer to the area of concern – they’re given a slight risk of strong or severe storms. Given the location and later timing for us, we’re in the next-lower “marginal risk” category, which still bears watching, especially two days out…