This week, Chicago navigates from sunny mornings with gentle breezes to alert-worthy storm evenings. Read on to discover how these conditions could affect your plans and safety.

Warm sunny starts transition to unpredictably stormy evenings across the Midwest with Amy Freeze providing all the details. From moderate UV levels to looming severe weather, we dissect the meteorological nuances to keep you informed and ready. Join us in tracking the weather fronts moving through Chicago and the surrounding areas, underscoring the importance of staying alert.
A line of storms is making its way across the Midwest, particularly active near Kansas City, moving eastward toward St. Louis with moderate to heavy rainfall. Springfield is also experiencing some rain, while areas like Peoria and Des Moines remain dry and clear at the moment. In the northern Midwest, Detroit and Cleveland are seeing some light scattered showers. The rest of the region, including Chicago and Indianapolis, enjoys clear skies for now.
Tomorrow morning in Chicago, expect a sunny start with temperatures beginning at 71 degrees at 8 AM. The tranquil calm in the early morning will give way to a gentle north wind around 10 AM, with temperatures rising to 77 degrees. By midday, the temperature increases to 81 degrees with an easterly breeze. Enjoy the bright and clear conditions throughout the morning.
Tomorrow, Kansas City is set to reach a sizzling 91 degrees, indicating a warm trend continuing across the Midwest. St. Louis will see a high of 87 degrees, while Indianapolis will be slightly cooler at 84. Chicago is expected to hit 87 as well, maintaining summer-like conditions. In contrast, Cleveland will be the coolest city in the region, with a high of 81 degrees. Overall, temperatures are running above average, driven by high pressure lingering over the area.
A frontal system is advancing through the Midwest, bringing showers and thunderstorms from St. Louis to Indianapolis by early Sunday evening. Expect localized heavy rainfall and the potential for flash flooding, particularly in urban and low-lying areas. The strongest storms could produce gusty winds and hail, necessitating vigilance for severe weather advisories. As the front progresses, cooler and drier air arrives, dropping temperatures and clearing skies by Monday. Keep an eye on weather updates, especially if you’re in areas highlighted for severe weather impacts.
The UV index in Chicago will be moderate today with a value of 6, suggesting a burn time of about 23 minutes in direct sunlight. On Monday, expect a higher UV index of 9, with only 15 minutes to burn time! Take precautions like sunscreen and hats to reduce exposure.
Sunday: Clouds early, with skies clearing by the evening. Expect a high of 84 degrees and a low of 68 degrees. Monday: Mostly clear with a high of 88 degrees and a low around 70 degrees. Tuesday: Partly cloudy skies, bringing a warm high of 90 degrees and cooling to 73 degrees at night. Wednesday: Thunderstorms are expected with temperatures reaching a high of 88 degrees and a nighttime low of 73 degrees. Thursday: Scattered thunderstorms continue, with a cooler high of 81 degrees and a low of 67 degrees. Friday: Partly cloudy skies with the temperature reaching up to 77 degrees and a low of 68 degrees. Saturday: Scattered thunderstorms return, with a high of 82 degrees and a low of 71 degrees. Stay safe and enjoy your week!