CURRENTLY – A few snow showers and flurries are moving across northwestern Illinois. Overnight these will progress to the southeast, but they will be pretty isolated at best with no overnight accumulations expected.
Regarding the snow on Sunday the latest forecast models have trimmed accumulation and coverage across the region. The latest RPM shows some light snow showers and flurries across Illinois in northern zone 7 and zone 8 by 6-7 AM. With some lake effect snow occurring on the eastern side of Lake Michigan.
Some Isolated snow showers will continue to the southeast across Illinois and into Indiana. By 10-11 AM some areas of snow will be possible across eastern Illinois, into central Indiana, and Ohio. This while some lake effect snow continues across western Michigan.
It does look to be a brief chance of snow across the region as most of the snow will come to an end by 4-5 PM Sunday evening, expect across central Ohio and western Michigan.
While isolated areas of snow will be possible the models have trimmed down snow totals from the previous update. The NAM 12km and NAM 4 km show a coating to .2-.3” at best across the region, and even those areas are isolated.
Temperatures in Sunday will fall throughout the day as the system passes. Temperatures by 7 PM will be in the single digits northwest to mid 20’s closer to the Ohio River.