Chicago faces an extreme heat watch with temperatures expected to reach mid-90s and heat indexes up to 115 degrees.

Cook County is under a heat watch through Thursday evening, according to forecasters. The temperature could rise to feel like ...

The building heat and humidity comes as Chicago's air quality readings early Monday morning were "unhealthy for sensitive groups," the website AirNow.gov said. The air quality ranked as a level three ...

The National Weather Service has issued an Extreme Heat Watch for the entire Chicago area Wednesday and Thursday, when the heat index will feel like triple digits.

Dangerous heat and humidity will move into the Chicago area forecast this week, the NBC 5 Storm Team said, with an extreme heat watch set to take effect mid-week and “feels like” temperatures as high ...

Milan's mayor says he will not step down in the face of a sweeping probe into the city’s massive urban development over the ...

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Pollen and Air Quality forecast for Chicago, IL with air quality index, pollutants, pollen count and pollution map from Weather Underground.