August 19, 2026

(12:00PM – Wednesday, August 19th, 2026) Severe Weather Threat Today/Tonight⚡ *Wednesday Midday Update* In the wake of a complex of t’storms across Southern Illinois this morning, scattered t’storms are developing early this afternoon in the vicinity of a diffuse frontal boundary across portions of Central Illinois. This activity, along with…

(11:45PM – Tuesday, August 18th, 2026) Severe Weather Threat Wednesday/Wednesday Night⚡ A t’storm complex (MCS) will be ongoing across portions of Southern Illinois Wednesday morning. This activity will gradually exit and diminish through the morning hours, with an isolated severe weather threat possible. The greater focus will be on scattered…