Summer officially begins on Friday, and it will feel like it. High temperatures are expected to be in the mid 90s with a heat ...

Humidity makes heat worse, and there’s solid science behind the humidex values that take into account weather’s toll on our ...

You might've heard the phrase "it's not the heat, it's the humidity." However, when it comes to calculating the heat index, you need both values. As temperatures begin to climb towards the lower 90s ...

You might've heard the phrase "it's not the heat, it's the humidity." However, when it comes to calculating the heat index, you need both values. As temperatures begin to climb towards the lower 90s ...

Everybody knows, it’s the humidity that gets you. But why is that? Humidity, which is a measure of the air’s water vapor ...

Triple-digit heat index values means heat with more humidity. But San Antonio won’t see actual temperatures of 100 degrees for at least another week.

Today brings partly cloudy skies to the Twin Cities with some spotty thunderstorms at times between 3-9 p.m. Highs today in ...

Tens of millions of people in the U.S. are facing heat warnings, which can increased the risk of heat-related illness.

The heat index, which factors in the temperature and the humidity, is expected to hit 102 on Wednesday, 104 on Thursday and 106 on Friday. A couple other factors will make it feel miserable ...

Tonight, rain chances taper off with increasing clouds. Low temperatures dip into the 70s with plenty of humidity. High temperatures on Saturday and Sunday will continue to be in the mid-to-upper ...