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 ...

Meteorologist Ray Petelin joined the KDKA Weather Team in October 2018, but is no stranger to the weather in Pittsburgh and Western Pennsylvania. He has been forecasting in Pittsburgh since 2011 and ...

Heat waves are becoming commonplace, and so too is high humidity, which can strain the electrical grid, hurt the economy, and endanger human health. But the global prevalence of record-breaking ...

Relative humidity measures how much moisture is in the air compared to how much it could hold at a given temperature. It is simply the dew point temperature divided by the air temperature, times 100.

NORFOLK, Va. — Most summer days, you hear us talk about “humidity” when describing how the air feels. While many people are familiar with the term relative humidity — the percentage of water vapor in ...

Some hot days feel even worse thanks to high humidity, trapped heat and dew points. Cities are especially vulnerable. By Nazaneen Ghaffar Nazaneen Ghaffar is a reporter on The Times’s weather team. It ...

The first major heat wave of summer has enveloped much of the midwestern and eastern U.S. in a brutal “dome” of record temperatures and high humidity. The dome phenomenon happens when weather ...

Muggy, sultry, clammy, sweaty - all words used to describe a hot and humid day. High humidity can often make people feel uncomfortable and have difficulty sleeping. And humid weather is sometimes ...

Dew point/relative humidity questions come up fairly often and this is a good one. Water vapor in the atmosphere is pretty important for deep-sky observing and photography. The atmosphere can only ...

How do you know you need a humidifier? Your body may very well tell you. Especially when cool temperatures lead to drier air indoors and out, your nose may feel a bit stuffy. Your skin may itch or ...