Damp, cool fall weather is an excellent time for a further examination of the relative humidity. It is common during cool, damp, cloudy weather for the relative humidity to hover around 100 percent.

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 ...

TUCSON, Ariz. (KGUN) — The First Warning weather team often refers to dew point and humidity. Most people know these terms have something to do with moisture, but a lot of people don’t really ...

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

Grandma may have been right about keeping a teakettle warming on the stove in winter to moisten the air. Studies of seasonal influenza have long found indications that flu spreads better in dry air.