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.

Dew point is a measure of moisture in the air. Dew points above 70° feel tropical, dew points above 60° feel humid. In the winter, if dew points drop below 0, it indicates a very dry and cold air mass ...

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 ...

Hot summers are nothing new for much of the United States, but the combination of heat and humidity has taken on a truly antagonistic role this year, pushing us closer to our melting points in an ...

Elevated mortgage rates and high prices are keeping potential homebuyers on the sidelines. Businessman and “Shark Tank” star Kevin O’Leary joined "NewsNation Now" to discuss what it will take to ...