▪ The National Weather Service in Miami will issue a heat advisory if the heat index is 105 degrees for at least a couple of ...

The National Weather Service in Charleston issued an “extreme heat warning” for much of the Lowcountry on Sunday and Monday.

The heat index is a measure of how hot it really feels on your body when relative humidity is factored in with the actual air ...

The National Weather Service (NWS) and National Oceanic and Atmospheric Association (NOAA) have four different levels of ...

What is "corn sweat," and how does it contribute to rising heat and humidity in Illinois? See what experts say.

The South in July is always hot and humid, but Tennesseans get an extra does of heat with an incoming heat dome. What to know ...

In many areas of the state, extreme heat warnings have already been issued for the upcoming weekend. Here's what to know.

See how corn sweat affects humidity and summer heat in states like Ohio. Explore the science behind how cornfields contribute ...

The San Francisco Bay Area was under a tsunami advisory overnight Tuesday into Wednesday morning after a massive earthquake ...

With a stretch of VERY hot weather ahead for the rest of this month into August, it is a good idea to look at how we measure the heat stress on your body.

One of the strongest recorded earthquakes in the world, a powerful 8.8-magnitude quake, hit Russia’s Far East early on ...

The San Francisco Bay Area is having its coldest summer in decades, meteorologists say. But 'you have to be careful what you ...