The stratospheric polar vortex is entering its seasonal collapse. But that doesn’t mean calm weather is coming. What's ...

A rare extension of the Polar Vortex core is currently disrupting the seasonal transition across the Northern Hemisphere. As ...

Every winter, millions of people brace for news about the polar vortex - that vast, spinning mass of frigid Arctic air high in the stratosphere that occasionally escapes its usual boundaries and ...

Winter Tightens Its Grip as Polar Vortex Reappears ...

Michigan and the Great Lakes are bracing for another cold shot later month as a polar vortex split in the stratosphere nudges frigid Arctic air south.

The weather forecast is looking promising for warmer weather as the calendar turns to March. In the East, a dramatic warm-up is in the forecast, and the Climate Prediction Center's outlook for March 6 ...

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

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

A cold snap has kept high temperatures below freezing and overnight lows in the negative in Bucks County since a Jan. 26 snow storm came thorugh the area, but severe temperatures are expected to ...

A recent satellite photo captured a stunning scene of sediment swirling across the West Florida Shelf after an extreme cold ...

As we approach the end of March, many people may be getting ready for shorts season, but the FOX Forecast Center said a split in the Polar Vortex could bring a cooler end to the month for locations ...

Experts say the polar vortex created ideal conditions for pests this spring. Here’s what we know and what to watch out for.