Whether a summer day is great or awful often comes down to the humidity.

Across much of the world, hotter days are no longer arriving alone. The air itself is changing, sometimes turning from dry oven to steam bath, other times drying out even as thermometers climb. As ...

Add Yahoo as a preferred source to see more of our stories on Google. YOUNGSTOWN, Ohio (WKBN) – There might not be a more misunderstood phrase in meteorology than “relative humidity.” Every summer ...

Every year, about a billion people worldwide contract influenza, leading to as many as 650,000 deaths. Outbreaks are often ...

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 ...

These maps show different regions of the world overlaid with a range of heat stress data over the long term, between 1980 and 2019. (a) shows air temperature, (b) shows specific humidity, (c) shows ...

I know in Houston, we hear the term humidity which is used to correlate to how muggy it may feel outside. But what actually is humidity and what does it represent? Humidity is the measurement of water ...

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 ...

Forbes contributors publish independent expert analyses and insights. Christine Ro is a journalist covering science and development. 50°C (122°F) is a staggeringly high temperature. Yet Avikal ...

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 ...