Summer is here, and heat and humidity have arrived.

That is because the dew point is a measure of how much water vapor is in the air and relative humidity is a measure of how much water vapor is in the air relative to how much water vapor could be in ...

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 ...

Whether a summer day is great or awful often comes down to the humidity.

NASHVILLE, Tenn. (WSMV) - When summer arrives, meteorologists talk about both humidity and dew point. While the two are related, they are not the same thing. Relative humidity is a percentage that ...

TOLEDO, Ohio — As warm summer days continue throughout northwest Ohio and southeast Michigan, so does the chance of hot days becoming more common over the years. Let us set the stage: you are watching ...

Trey Fulbright is the newest meteorologist on the KDKA First Alert Weather Team. In addition to seeing his forecasts on air, he also does weather and climate reporting. Trey comes to KDKA from Des ...

Relative humidity and dew point are often mistaken for the same thing, and can be sources of confusion. We have recently gotten questions about the differences between the two, and which is more ...

GREENSBORO, N.C. — Two common weather terms you'll hear many times in the warmer part of the year are "dew point" and "relative humidity". While both relate to moisture in the air and the "stickiness" ...

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 ...