Dew point and relative humidity, two terms that have floated around many weather forecasts over the years. What exactly do they mean and when are they best used to describe the conditions outside? Let ...

why do meteorologists use dew point rather than relative humidity to describe the uncomfortableness or oppressiveness of an air mass? Dew point is the temperature at which the air becomes “saturated” ...

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 ...

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 ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Popular usage of “humidity” refers to a ...

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.

(WHTM) — When temperatures rise, sometimes the air can feel dry and comfortable. But, sometimes it can feel downright tropical outside. This is caused by moisture in the air and it makes the air ...

Across much of the world, hotter days are no longer arriving alone. The air itself is changing, sometimes turning from dry ...