(11:45AM – Monday, May 6th, 2024) Monday midday update on two storm systems that will move through the region, bringing several rounds of rain and t’storms, with the likelihood of severe t’storms, to portions of the state from Tuesday through Wednesday.
Update…
•With this update, we have slightly expanded level 2 severe t’storm probabilities. This change was based on the latest weather model guidance trends.
Timing & Location…
•Tuesday Morning – Tuesday Night, May 7th: All of Illinois.
•Wednesday Morning – Wednesday Night, May 8th: TBD.
Impacts…
•A level 1 to 2 severe t’storm risk is in place across all of Illinois from Tuesday morning through Tuesday night for the likelihood of isolated to widely scattered severe t’storms. Damaging winds, large hail, and a few tornadoes will be the threats from activity. Two rounds of rain/t’storms can be expected on Tuesday. The first round of rain/t’storms will be widespread and traverse the state from early to late Tuesday morning. The second round of rain/t’storms will be more scattered across the state from Tuesday afternoon into Tuesday night. A severe t’storm threat will exist with both rounds of activity.
•A severe t’storm threat will also exist on Wednesday. More specific information regarding the potential on this day is to come in future updates.

