(9:45PM - 9/4/20) A storm system is expected to move through the region on Sunday, bringing a low end threat for severe t'storms to Northern Illinois.
A complex of scattered showers and t'storms is expected to spread across Northern and portions of Central Illinois Sunday morning. In the wake of this activity, some clearing and destabilization will occur. Additional scattered showers and t'storms are expected to develop Sunday afternoon along an advancing cold front, across portions of Wisconsin, Minnesota, Iowa and Northwest Illinois. This activity will then push southeast across Northern and portions of Central Illinois, late Sunday afternoon into Sunday night. An environment in place will feature low to moderate instability, moderate moisture, good shear and good forcing. Upwards of a minimal severe t'storm threat is expected across portions of Northern Illinois. Damaging winds, large hail and an isolated tornado will be the main threats.
Below is the severe t'storm forecast for Sunday morning - Sunday night.
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