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VERMILION COUNTY HAZARDOUS OUTLOOK

210 PM CDT Wed Aug 5 2026 This Hazardous Weather Outlook is for central Illinois, east central Illinois and southeast Illinois. .DAY ONE...Tonight. Showers and thunderstorms are expected this evening and tonight. A few of the storms may be capable of gusty winds and locally heavy downpours. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday. Additional periods of showers and thunderstorms are anticipated Thursday through Friday night. These are not expected to be severe. There will be daily chances for thunderstorms Sunday through Tuesday, especially north of I 70. There is potential for severe weather and heavy rain with these storms, although uncertainty in timing and location remains high. Increasing heat and humidity will bring heat index values to around 100 for Sunday and Monday, and could result in heat related illness with extended exposure.

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