(9:30PM - 9/26/19) A storm system moving through the region will bring a severe t'storm threat to portions of the state, Friday afternoon into Friday night.
9/27/19 - Friday Morning-Night Forecast...
A storm system will be pushing across the region on Friday. An initial round of rain and t'storms is expected to develop across Iowa and Missouri Friday morning. This activity will then push across much of Northern and portions of Central Illinois Friday morning and afternoon. In the wake of this activity, some clearing and destabilization will occur. Additional scattered showers and t'storms will then develop along the cold front across Southern Wisconsin, Northern Illinois, Iowa and Missouri during the afternoon. This activity will the spread across much of Northern and Central Illinois Friday afternoon through Saturday morning. An environment in place featuring moderate instability, moderate moisture and moderate shear will be in place. This will help support up to a widely scattered severe t'storm threat across portions of Northern and Central Illinois. Damaging winds and large hail will be the main threats, though an isolated tornado cannot be ruled out.
Below is the TAM severe t'storm forecast for Friday morning-night.