PITTSBURGH (KDKA) — Oftentimes in weathercasts, you'll hear KDKA-TV's First Alert meteorologists mention the relative humidity and dew point, but what are these two terms and what do they mean?

First, it's important to understand the difference between absolute and relative humidity. While absolute humidity is purely a measurement of moisture in the air, relative humidity is the ...

Chicago Bulls collapse in 109-90 blowout, ending season with play-in loss to Miami Heat for 3rd straight year Chicago Bulls collapse in 109-90 blowout, ending season with play-in loss to Miami ...

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 ...