Our meteorologist answers your deepest weather questions.

Why is it that when it's raining, the relative humidity isn't 100%?

There are various ways to measure the amount of water vapor in the atmosphere. The amount of moisture a given parcel of air can hold is dependent on the ambient temperature. Higher temperatures mean ...

The short answer is both terms are different and describe different things about moisture in the air. The dew point is another temperature value. It is the temperature air needs to cool to become ...

YOUNGSTOWN, Ohio (WKBN) – There might not be a more misunderstood phrase in meteorology than “relative humidity.” Every summer when humidity returns, this phrase echoes across the United States: “It ...

The humidity has been critically low over the past few days, generally below 30%. What exactly is relative humidity, and how ...

MOLINE, Ill. — You hear us talk about it on a fairly regular basis during the summer months. It's not the heat, it's the humidity! So thick, you could slice it with a knife! The air you can wear, ...

Moisture problems show up everywhere in HVAC systems. Knowing how humidity behaves in air can make troubleshooting ...

“It’s not the heat, it’s the humidity,” we complain. Even though it’s something so tangible and familiar to us, humidity can be an awfully tricky thing to understand. There’s more than one way to ...