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

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.

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

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

Michigan, Wisconsin, Illinois, Indiana, Missouri, Kentucky, Tennessee, Arkansas, Mississippi, Louisiana, and Alabama—with ...

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 ...

A vicious heatwave is spreading across the United States, with extreme heat alerts issues across multiple states including ...

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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 ...

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