Several days with temperatures of 10-20 degrees below the historical average could be dangerous to plants and ruin outdoor ...

Sub-freezing temperatures can extend as far south as the Gulf Coast and Florida Peninsula in the US. The polar vortex primarily affects countries situated in the Northern Hemisphere’s mid to ...

Overnight low temperatures in the upper 50s are normal for February, not April, but we may see them this weekend in South ...

A sudden stratospheric warming event reversed the winds that make up the northern polar vortex on March 9. A new animation ...

Related Already stung by reduced crop estimate, Florida citrus industry now faces polar vortex California declares public health emergency as bird flu spreads in cows Tokyo struggling to deal with ...

Researchers from the University of Leeds have found there was an extremely strong stratospheric polar vortex (SPV) – a large spinning mass of cold air in the stratosphere around 15 miles above ...

"The large polar vortex disruption from the second week of March is playing a key role in next week’s eastern US cold snap," meteorologist Judah Cohen of Atmospheric and Environmental Research told ...

A cool front is expected to bring rain and lower temperatures to South Florida this week ... but isn’t directly tied to the wobbly polar vortex, which slid off the top of the world last month ...