(5:45AM - 10/30/19) A brief short term update regarding the ongoing snowstorm across portions of the state...
As expected, precipitation overspread much of the state overnight. A narrow corridor of snow has been ongoing across portions of Western and Northern Illinois, where colder air has filtered in. Across these areas in this narrow corridor, 1-2" per hour snowfall rates with moderate to heavy snow is occurring. Several inches of snowfall accumulation will be possible in this narrow corridor. Just to the south, a sharp rain/snow line exists, with an area of mixed precip along this line.Further to the south, precip is rain across portions of Central and all of Southern Illinois.
A full update will be posted early this morning.