MILWAUKEE — You may have heard the term “pneumonia front” thrown around a lot in the last week by meteorologists in Milwaukee, but what does it even mean?In short, it’s a regionally termed phenomenon you won’t find in meteorology textbooks coined in the 1960s by Milwaukee’s very own National Weather Service office at the time. It’s a cold front with enhanced cold air thanks to chilly Lake Michigan temperatures at the surface and typically occurs in early spring.
Source: What is a ‘pneumonia front’ and why is it unique to southeast Wisconsin? | FOX6Now.com