As Chicago faces a heat wave with temperatures soaring to 95 degrees, a dynamic weather system is also bringing potential thunderstorms. Learn how to stay prepared with our comprehensive guide.

This extensive report covers the upcoming weather conditions for Chicago and the Midwest, from current temperatures to storm predictions. Expect a detailed breakdown of daily highs, lows, and storm probabilities. Make sure to read for tips on how to navigate these weather changes effectively. The Midwest radar reveals a strong line of storms marching south from Des Moines toward Peoria with heavy rains and potential severe weather. Chicago is mostly in the clear for now, but the thick cloud cover hints at possible changes later in the day. South of Springfield, conditions remain clear, offering a respite. Detroit and Cleveland continue to enjoy fair weather, with no immediate precipitation concerns.
This afternoon in Chicago, temperatures are climbing to a warm 93 degrees by 4 PM, accompanied by a gentle south wind at 12 miles per hour. Expect partly cloudy skies to persist as the temperature slightly dips to 92 degrees by 6 PM, with winds shifting slightly to the south-southwest at 13 miles per hour. By 8 PM, temperatures will cool down to 89 degrees while the conditions remain partly cloudy with a steady south-southwest wind.
This afternoon, highs in the Midwest are particularly warm. Chicago and Peoria will see temperatures soar to 93 degrees, while Fort Wayne reaches 90. Further south, St. Louis could hit a sizzling 95. In contrast, Cleveland is on the cooler side today with a high of only 84 degrees. Meanwhile, cities like Indianapolis are pegged at 92 degrees, showcasing a slight variability across the region.
Tonight in the Midwest, temperatures will remain warm for most areas. Chicago will cool down to 74 degrees, while Fort Wayne and Indianapolis will see lows of 72 and 76 respectively. Kansas City is expecting a mild night at 74 degrees. Meanwhile, St. Louis will hold steady at 78 degrees, making it the warmest city in the region.
Tomorrow in the Midwest, expect scorching highs as temperatures soar above average. Chicago and Fort Wayne will both reach a sizzling 94 degrees. Further south, St. Louis is set for a blistering 98 degrees, while Indianapolis will see highs around 95. In Kansas City, temperatures will be more moderate at 88 degrees. Louisville and Bowling Green will also experience warm conditions, both hitting 96 degrees.
Over the Midwest, a dynamic weather system is setting up for tomorrow. Expect showers and scattered thunderstorms moving from Des Moines towards Chicago and Peoria, bringing potential for heavy downpours and gusty winds. From Fort Wayne eastward through Columbus and Cleveland, conditions remain mild with a chance for light rain, though heavier storms are likely south of Indianapolis. By Wednesday afternoon, thunderstorms may intensify as they push east, so stay alert for possible severe weather alerts. Behind the front, cooler temperatures sweep in, offering relief from recent warmth.
The UV index in Chicago on Wednesday will reach a high of 9, resulting in a burn time of just 15 minutes for those in direct sunlight. On Thursday, the UV index slightly decreases to 8, with a burn time of about 17 minutes. Make sure to take appropriate sun safety measures like applying sunscreen and wearing hats or protective clothing!