Add Yahoo as a preferred source to see more of our stories on Google. Relative humidity is not a good way to tell if we have muggy air on the way. Here’s why. The key word in relative humidity is ...

Summer is here, and heat and humidity have arrived.

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 ...

ROCHESTER, N.Y. – This time of the year it is especially important that we effectively communicate the amount of moisture in the atmosphere on any given day. There are different ways of doing this, ...

When flu season ramps up, most of us think about hand sanitizer, vitamin C and whether we remembered to get a flu shot. But there’s another line of defense quietly working (or not working) inside your ...

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 ...

Counterintuitively, pouring water over yourself on a humid day might not cool you off. On particularly swampy days, the meteorologist might tell you that there's 100 percent humidity outside. While ...

Relative humidity is not a good way to tell if we have muggy air on the way. Here’s why. The key word in relative humidity is relative. The humidity percentage is given, relative to how much moisture ...