Large hail comes down in Glendale Heights
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Lou Balogh sent us this video of hail coming down heavy in suburban Glendale Heights.

LIVE | Heavy rain, strong winds sweep through Chicago area

Severe storms are passing through the Chicago and Northwest Indiana areas. The storm system has prompted several severe thunderstorm and tornado warnings. 

Canadian wildfire smoke keeps air quality unhealthy across parts of Chicagoland
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An air quality alert remains in effect as smoke from Canadian wildfires lingers over northern Illinois, prompting health officials to urge sensitive groups to stay indoors or wear an N95 or KN95 mask outside.

What is Code Purple air quality? What Code Orange, Red and Purple mean

Air quality alerts can change quickly during wildfire smoke events. Here’s what Code Orange, Code Red, Code Purple and Code Maroon mean, and when you should limit time outside.

MAP: Track the worst air quality across Chicagoland

Wildfire smoke pushed Chicago's air quality into hazardous territory Thursday. See where conditions are the worst.

Photos show thick Canadian wildfire smoke covering Chicago skies

Hazy skies are stretching across Chicagoland as wildfire smoke from Canada creates dangerous air quality. See photos.

'Mini Nerf football': Hailstone produced during severe storms breaks Illinois record
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A Kankakee 14-year-old discovered a larger-than-average hailstone during severe storms in Illinois. That hailstone broke the record for largest hailstone not just in Illinois but possibly for any place east of the Mississippi River. FOX Chicago meteorologist JD Rudd explains how the hailstone was discovered and how researchers found it broke the record.

Hotter nights are costing you sleep: Here's how much

Hotter nights are making it harder for people around the world to get a good night's sleep. A new analysis reveals which cities are impacted the most.