ALT There remains some uncertainty on the exact timing of the storms as multiple rounds of storms are likely. Uncertainty remains on the storm mode which will impact which hazards develop.

ALT Severe Storm Potential Wednesday. Highest threat: the threat is across the region, specifically Wednesday afternoon into overnight. Hazards are damaging winds, large hail, and a strong tornado. Recommendations for safety: monitor the forecast as details may change rapidly. Have multiple ways to receive warnings.

ALT 5-Day Forecast for Central Illinois from NWS Lincoln, dated June 16, 2026. The slide displays daily high temperatures for Tuesday through Saturday, ranging from 72 to 89 degrees. It highlights that breezy winds are expected on Wednesday, with scattered strong storms today in eastern Illinois and widespread severe thunderstorms forecasted for Wednesday.

ALT Wednesday's Severe Weather Outlook. The map displays a Moderate Risk (level 4 of 5) for severe weather north of the I-72/Danville line, with Enhanced (level 3) to Slight (level 2) risks for the remaining southern and western areas. Primary threats include potential EF3 tornadoes, damaging winds exceeding 75 mph, and large hail over 2 inches. Severe weather is expected in two rounds: the first from 7 am to 2 pm, and the second from 3 pm to 1 am, with storms moving east at 50-60 mph.

ALT For the severe weather Wednesday during the second round of storms, the primary threats include potential EF3 tornadoes, damaging winds exceeding 75 mph, and large hail over 2 inches. During the first round of storms in the morning, the main threats will be damaging winds and large hail. However, tornadoes will also be possible, if conditions become favorable.

ALT In addition to severe weather on Wednesday, the storms will also be capable of producing very heavy rainfall. Rainfall of up to 2 inches in a short amount of time will be possible even with the fast motion of the storms. This will lead to scattered flash flooding, especially in urban/low lying areas and areas that receive heavy rain during the first round of storms or last week.

ALT Headline: Severe Weather Timing Wednesday. Sub Headline: First estimate at timing of severe weather, timing and areas may need adjusting in later updates. 6:00 AM - 1:00 PM 3:00 PM - 9:00 PM Destructive Hail. Up to golf ball size. Destructive Winds. Up to 75 mph. Possibly Widespread Destructive Winds. >80 mph in spots. Intense, Long. Track Tornadoes. Capable of causing extensive damage! Graphic Created: Tuesday, June 16, 2026 4:53 AM CDT

ALT A Flood Watch continues for South Texas through Thursday morning. The combination of a moist tropical airmass, a stalling front, daily seabreeze circulations, and a broad area of low pressure over northeastern Mexico will result in heavy rain. Rainfall totals of generally 1-2 inches with isolated pockets up to 3-6 inches possible with rain rates of 2-4 inches per hour. If you come across a flooded road, remember: Turn Around, Don't Drown!

ALT The severe thunderstorm risk for today.

ALT This graphic displays Severe Thunderstorm watch number 317 plotted on a map. The watch is in effect until 12:00 AM EDT. The watch includes parts of Delaware, Maryland, New Jersey, New York, Pennsylvania and Virginia. The threats associated with this watch are no tornadoes expected, isolated hail up to quarter size possible and scattered gusts up to 65 mph possible. There are 27,572,039 people in the watch along with 6473 schools and 372 hospitals.

ALT This graphic displays Tornado Watch watch number 313 plotted on a map. The watch is in effect until 9:00 PM CDT. The watch includes parts of Illinois, Indiana, Iowa, Missouri and Wisconsin. The threats associated with this watch are several tornadoes likely, scattered hail up to tennis ball size possible and widespread gusts up to 80 mph likely. There are 13,489,217 people in the watch along with 4500 schools and 259 hospitals.

ALT Hot and humid conditions are expected today and Friday. Severe thunderstorms are also possible today and Friday afternoon and evening along with a localized flash flood threat.

ALT There is a slight risk of severe thunderstorms across the region this afternoon and evening.