Forbes contributors publish independent expert analyses and insights. I make maps, and discuss the climate. Aug 23, 2018, 11:25am EDT Dec 10, 2021, 08:30am EST This article is more than 7 years old.

It’s a T-shirt kind of day in Washington, DC: 85 degrees with 63 percent humidity. We all know those numbers mean hot, but what exactly does that humidity percentage tell us? And why should we care?

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 ...

Altitude and barometric pressure are closely related. As altitude increases, barometric pressure decreases, or stated another way, barometric pressure is inversely proportional to altitude. This is ...

When you watch your First Alert Forecast, you may hear the meteorologist reference the dew point temperature in reference to how humid or how comfortable the air might feel to you. Viewers have asked ...

(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 ...

Working with approximately $2 billion in healthcare construction and renovation projects each year, we can attest to the prevalence of humidity issues among a range of healthcare facilities including ...