Tue-Wed, June 4-5th Severe Weather Threat Update #3

(11:45AM - 6/4/19) A disturbance pushing through the region will bring a severe t'storm threat to portions of the state through Wednesday.

Tuesday morning into Tuesday night...
Areas of scattered showers and t'storms have been ongoing this morning across portions of Northern and Central Illinois, with that activity likely to continue into the early afternoon. Additional areas of scattered showers and t'storms that develop across Minnesota, Iowa and Missouri this afternoon and evening, will also push across much of the state this evening and tonight. An environment in place featuring low instability, decent moisture, and marginal shear will be in place. This will help support an isolated severe t'storm threat across a good portion of the state. Wind and hail will be the main threats.

​Wednesday morning into Wednesday night...
Areas of isolated to scattered showers and t'storms will be likely across the state Wednesday morning, possibly continuing into the afternoon. Additional scattered shower and t’storm develop will occur Wednesday afternoon, in the vicinity of a front that will be across Central Illinois. This activity will push southeastward across a good portion of the state from Wednesday afternoon into night. An environment in place featuring low to moderate instability, decent to good moisture, and decent shear will be in place. This will help support an isolated severe t'storm threat across Central and Southern Illinois. Wind and hail will be the main threats.

​Below is our updated TAM severe t’storm forecast for this multi-day event.

​JP

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