On Wednesday and Thursday, June 10-11, Michigan will see tropical conditions as heat and humidity rise. Here's what it will ...

The heat index shows how humidity makes hot days feel hotter, and why direct sun can push dangerous conditions even higher.

'Feels like' temperatures are just another name for the heat index. Here's how to understand the calculations as temperatures and humidity soar.

Florida has a well-earned reputation for its muggy, humid summers. Here's how to stay sae.

Overnight thunderstorms delivered much-needed moisture to the Table Mountain Fire, helping firefighters boost containment to ...

The Table Mountain Fire has reached 80% containment, prompting officials to release initial response resources as ...

That is because the dew point is a measure of how much water vapor is in the air and relative humidity is a measure of how ...

Summer is here, and heat and humidity have arrived.

Humidity is part of the answer. But Britain’s housing, long summer days, and lack of experience with extreme heat also make ...

Relative humidity and dew point are both used to identify how much moisture is in the air. Relative humidity is a percentage of the moisture in the air. Dew point is a temperature.

Trey Fulbright is the newest meteorologist on the KDKA First Alert Weather Team. In addition to seeing his forecasts on air, he also does weather and climate reporting. Trey comes to KDKA from Des ...

The number on the thermometer only tells half the story. Here’s what to know about heat index—and why some scientists are rethinking how it is calculated.