Another Arctic blast is on the move toward the U.S., bringing the potential for bitter cold and heavy snow accumulations to ...

La Niña and polar vortex weather patterns will be at play for the 2025-2026 winter season. Here's what we know about the ...

Harsh cold descended on the nation's midsection Monday as a polar vortex gripped the Rockies and Northern Plains after winter storms pummeled the eastern U.S. over the weekend, killing at least 15 ...

Harsh weather moved west on Monday as a polar vortex was expected to grip the Rockies and the northern Plains after winter storms pummeled the eastern U.S. over the weekend, killing at least 10 people ...

In addition, a weakening of the polar vortex — a swirling wall of cold air normally locked around Earth’s poles — could send ...

LOUISVILLE, Ky. — Harsh cold descended on the nation's midsection Monday as a polar vortex gripped the Rockies and Northern Plains on the heels of weekend storms that pummeled the Eastern U.S. with ...

A relentless cold wave has gripped the central and northern U.S., bringing not just freezing temperatures and snowstorms, but also heartbreaking loss. Families are mourning loved ones as the extreme ...