If you hear a meteorologist, say stormy weather is expected, we didn't just pull it out of thin air. Instead, we looked at weather models predicting the future. Weather forecasting can be difficult ...

AUSTIN (KXAN) — Why does a “cold front” not always bring cold air? And how do we predict prolonged changes in temperatures? Let’s talk about air masses. As defined by NOAA, an air mass is “a large ...