The polar vortex is making a return to the forecast, but the counterintuitive weather feature is nothing to fear.

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 ...

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 and bringing the earliest signs of changing weather. Here's when and what to know about the first frost in Pennsylvania ...

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

HOUSTON, Texas (KTRK) -- With this most recent freeze now behind us, many Houstonians are probably wondering if another freeze could impact them this winter. When it comes to freezes, forecasters ...

Usually in the southern hemisphere, the polar vortex gathers strength in autumn, hits peak force in winter and weakens during ...

Hurricane season and winter – are the two connected? FOX 5 NY Meteorologist Audrey Puente is breaking down the science behind ...

Mars’ north polar vortex locks its atmosphere in extreme cold and darkness, freezing out water vapor and triggering a dramatic rise in ozone. Scientists found that the lack of sunlight and moisture ...

The polar vortex is stirring up, bringing the earliest hints that the seasons are changing. That shift is most noticeable in northern Wisconsin, where a frost advisory was in effect early Monday, Sept ...