A sudden stratospheric warming event that occurred March 4-8 is starting to show its effects, and its impacts will continue ...

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.

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

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

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 ...

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 ...

While all the warmth of the past few days may make it feel like spring is in full effect, forecasters are saying otherwise.

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

The polar vortex is a large area of cold, spinning air that sits near the North Pole and exists year-round. When it weakens or shifts, Arctic air can spill south, increasing the risk of snow and ...

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

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

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