It brings bitter cold in the winter, relief from the heat during summer, and sometimes severe storms too. A “cold front” marks the transition from a warmer air mass to a relatively cooler one, and is ...

Cold front sweeps U.S. dropping temps 20–30° below normal with storms, rain, and snow. See maps and why it’s so cold nationwide.

Despite the active weather on both coasts, much of the central U.S. will see a brief warm-up in the middle of the week. High ...

A strong cold front is pushing across the eastern half of the country this week, dropping temperatures well below average from the Midwest to the Northeast while a separate Pacific storm system moves ...