The National Weather Service issued Extreme Heat Watches and Flood Advisories throughout Illinois. Here's the forecast.

Several central Illinois counties are under an Extreme Heat Watch, with NWS warning of "dangerously hot and humid conditions.

With extreme heat warnings in effect across major U.S. cities, officials urge residents to prioritize safety and hydration ...

Millions of Americans are under weather advisories this week. See which major cities have heat, flood or storm advisories.

St. Louis faces an Extreme Heat Warning with a high near 97°F and heat index values up to 107, along with potential severe ...

Record-high minimum temperatures, in which temperatures don't drop in the nighttime hours, are likely across much of the U.S.

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NWS issues Extreme Heat Warning in St. Louis, advising precautions against high heat index values up to 116 degrees.

The National Weather Service is warning Iowans of "dangerously hot and humid conditions" coming to the region this week, ...

As parts of the Midwest continued to experience catastrophic flooding overnight and into Monday, dangerous heat and humidity ...

The National Weather Service has issued an extreme heat watch, warning that as temperatures rise into the 90s, heat indices ...

As of Michigan heat advisories were in place for most of the Lower Peninsula. Here's how hot it will get on Thursday, July 24 ...