In an early sign of the winter weather that's coming, the dreaded polar vortex is making news yet again. The polar vortex is ...

A cold winter is in store for those in the northern U.S., with milder temperatures across the southern tier, according to ...

The polar vortex is stirring up, bringing the earliest hints that the seasons are changing. When will Wisconsin see its first ...

The polar vortex is stirring up, bringing the earliest hints that the weather is changing with the new fall season. When is ...

These severe cold events occur when the polar jet stream – the familiar jet stream of winter that runs along the boundary between Arctic and more temperate air – dips deeply southward, bringing the ...

With the bitter cold of winter descending upon the U.S., one may question what is responsible for this upcoming period of below-average temperatures. In short, the answer is the polar vortex. But what ...

A lobe of the Polar Vortex is going to swing through Ontario just north of Michigan. The upper-air forecast gives us an easy look at this strong winter player. The general meaning of the Polar Vortex ...

When will the first frost hit Mississippi in 2025? The polar vortex is stirring up cold weather. NWS shows winter data from Southaven to the Gulf Coast ...

The polar vortex is stirring up and bringing the earliest signs of changing weather. Here's when and what to know about the first frost in Pennsylvania ...

The long-range data shows we may be done with a true Arctic air mass similar to what we experienced in January. But we certainly aren’t done with normal cold yet. There are two opposing forces ...

North Carolina's first freeze typically occurs between late October and mid-November, depending on the specific location. The ...