Around the same time as the heat starts blasting Phoenix, the polar vortex — a system that usually keeps frigid air penned up ...

Federal forecasters are tracking a weakening polar vortex that could funnel another round of Arctic air into the Northeast during the second half of March 2026. Diagnostic data from NOAA’s Climate ...

Ohio and the Great Lakes are bracing for another cold shot later this month — down to single digits in places. When to expect more cold weather.

Welcome to 'false spring,' New Jersey! A polar vortex split could bring bitter cold back to NJ, but how cold will it get and when? The latest forecast ...

Folks across the central, eastern and southern U.S. are about to experience potentially record warmth over the next week or ...

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

Winter weather is back in the East, but the extended forecast has some good news for milder weather later in March.

Welcome to 'false spring,' New York! A polar vortex split could bring bitter cold back to NY, but how cold will it get and when? The latest forecast ...

The next step upward to spring weather is showing in the extended forecast. This week and much of next week look and feel ...

Folks in the central and eastern United States may be wondering: Is winter on the way out? Here's what meteorologists say.

While forecasters can't yet say for sure, a warmer stretch of weather appears likely for much of the nation. Here's when to expect a warm-up.

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 jet stream bring Arctic air.