The National Weather Service warns of dangerous conditions on Lake Michigan, advising against swimming due to high waves and life-threatening currents following severe storms.

Chicago is facing a change in weather with a forecasted heat wave after a period of warmth. Cooler temperatures today will give way to a hot week ahead, with possible thunderstorms offering some relief.

Chicago records its 18th day over 90°, tying year averages. High temperatures and possible severe thunderstorms raise concerns, while a cooler Thursday and pleasant Friday are expected before the heat returns next week.

Chicago confronts a second day of poor air quality due to Canadian wildfires, with the National Weather Service issuing alerts and health advisories for sensitive groups in Illinois and Indiana.

Chicago faces a heat wave and poor air quality today, with temperatures in the low 90s and potential health risks from wildfire smoke and ozone. Showers are unlikely, with increasing heat and humidity expected.

Six Flags Great America re-implements a chaperone policy due to safety concerns, requiring minors under 16 to be accompanied by an adult. The policy is strict from July 17-20 and evenings after that.

Chicago's weather forecast includes sunny skies and warm temperatures early in the week, with potential showers and thunderstorms midweek and temperatures reaching near 90 degrees.

Chicago had varied weather, starting with sun and possible showers, then severe storms and tornado potential, followed by calmer and warmer conditions, but with ongoing chances for showers and thunderstorms.

Chicago faced a weekend of unpredictable weather, with chances of severe storms, hail, and strong winds, leading to disruptions like airport halts and prompting safety cautions.

Chicago is experiencing a warm spell with temperatures near 90 degrees and intermittent storm chances, including possible gusty storms with downpours in the forecast.

Heavy rains in Chicago caused widespread flooding, submerging roads and prompting water rescues, with over 5 inches falling in some areas in under 3 hours.

Torrential rains in Chicago caused widespread flooding and left cars stranded earlier in the week, with over 5 inches of rain in some areas. The severe weather also echoes a tragic situation in Texas, where over 160 people are missing after floods.

Chicago's weather this week includes sunshine, rain, and thunderstorms with temperatures reaching the high 80s and possibly 90°. A 40% chance of precipitation is expected, with varying conditions throughout the week.