The infamous weather pattern is actually partly influencing our weather as February ends. And it may again throughout the month of March.

The polar vortex is splitting — an exceedingly rare phenomenon for this time of year that will be an unusual driver of warmer temperatures, as the calendar flips to March and meteorological spring.

The polar vortex is splitting — an exceedingly rare phenomenon for this time of year that will be an unusual driver of warmer ...

The next step upward to spring weather is showing in the extended forecast. This week and much of next week look and feel more like winter than spring. The second week in March should have the driver ...

DC swings from a warm 50 weekend to a cold start to the week, with highs in the 30s and a wintry mix as the polar vortex and ...

WASHINGTON — Warm Arctic waters and cold continental land will combine to stretch the dreaded polar vortex in a way that will send much of the United States a devastating dose of winter weather later ...

Millions across the Midwest and Northeast are on alert as snow and ice target 25+ states with snow and ice just days after the Blizzard of 2026. Meanwhile, an imminent Polar Vortex collapse threatens ...