(9:30PM Monday - 6/20/22) As a storm system moves through the region on Tuesday and Wednesday, showers and t'storms are expected to develop along the associated cold front Tuesday afternoon and evening across portions of Wisconsin, Eastern Iowa, Northwest Illinois and Missouri. This activity will move eastward into the state, and then traverse portions of Northern and West-Central Illinois, Tuesday afternoon through early Wednesday morning. Given environmental conditions expected to be in place, a severe t'storm risk will be possible with some of this activity across Northern and West-Central Illinois.
•Northern and West-Central Illinois.
•Tuesday afternoon through early Wednesday morning.
•A level 1 severe t'storm risk is in place across Northern and West-Central Illinois, Tuesday afternoon through early Wednesday morning.
•Isolated severe t'storms will be possible, posing a risk of damaging winds and large hail.