(11:45PM – Wednesday, August 12th, 2026) Severe Weather Threat Thursday/Thursday Night ⚡ A complex of t’storms/severe t’storms (MCS) that is ongoing across South Dakota and Nebraska tonight (Wednesday night) will track eastward across Iowa overnight and into early Wednesday morning. This complex, in a weakening phase, will then slide east-southeast…
(3:00PM – Wednesday, August 12th, 2026) Wednesday/Wednesday Night Severe Weather Forecast Update ⚡ A large complex of t’storms/severe t’storms (MCS) has traversed much of Northern and Central Illinois from this morning into this afternoon. A portion of this complex continues to bring t’storm activity to portions of Central Illinois, with…
(11:45PM – Tuesday, August 11th, 2026) Severe Weather Threat Wednesday ⚡ Another day… another severe weather threat, this time for Wednesday. Once again, the threat may be *potentially* significant, but the extent of that threat remains conditional as of this forecast. Uncertainty regarding how the day evolves precludes outlining a…
(7:00PM – Tuesday, August 11th, 2026) Tuesday Evening Severe Weather Forecast Update ⚡ In the wake of the severe weather that impacted portions of Northern and Eastern Illinois from this morning into the afternoon—including the derecho—it has been fairly quiet across the state since. Attention now turns toward tonight… Another…
(8:00AM – Tuesday, August 11th, 2026) Severe Weather Threat Today/Tonight ⚡️ *Tuesday Morning Forecast Update* While there was a great deal of uncertainty during last night’s forecast cycle, the past several hours of real-time data have provided a much clearer picture of how today is likely to evolve. An area…
(11:45PM – Monday, August 10th, 2026) Severe Weather Threat Tuesday/Tuesday Night ⚡ A severe weather threat will exist once again on Tuesday, potentially significant. However, the extent of the threat remains conditional as of this forecast. There is still considerable uncertainty regarding how the day will evolve, which precludes outlining…
(7:30AM – Sunday, August 9th, 2026) Multi-Day Heat Wave Begins Today 🌡️ A ridge flexing into the region will not only bring an active weather pattern, with t’storm and severe weather chances across the state in the coming days, but also hot and humid conditions for portions of Illinois. For…
(6:30AM – Tuesday, July 28th, 2026) Final Day of the Heat Wave Today 🌡️ We’ve reached the final day of the current heat wave, with one more day of hot temperatures and oppressive heat indices expected across portions of the state. Behind a passing cold front, cooler and less humid…
(10:30AM – Monday, July 27th, 2026) Heat Wave Continues Today 🌡️ Hot temperatures and oppressive heat indices will once again be likely across the state today as the heat wave continues. High temperatures in the low to upper 90s are expected across much of Illinois. However, t’storms will help keep…
(5:30AM – Sunday, July 26th, 2026) Brief Heat Wave Expands Today 🌡️ Hot temperatures and oppressive heat indices will expand across the state today as a brief heat wave continues. High temperatures in the upper 80s to low 90s will be common across much of Illinois, with hotter readings in…
