The Polar Vortex in the upper atmosphere has disintegrated ... Tornado season is intensifying further south in the United States, where the current weather pattern has caused multi-day bouts ...

An April cold snap is expected to bring unusually cold temperatures to the eastern half of the US next week. The cold snap could impact new spring vegetation and lead to frost in some areas.

A sudden stratospheric warming event reversed the winds that make up the northern polar vortex on March 9. A new animation shows the vortex also moved away from the Arctic towards Europe.

To place additional focus on that threat, the National Hurricane Center is launching a new rip current risk map during the season that starts June 1 to highlight the risks. The graphic will be ...

April 5, 2025 - By Laura Ciasto and Amy Butler - After spending much of the season with super strong wind speeds, the polar vortex bowed out two weeks ago, with the core west-to-east winds sliding ...

Accuweather Senior Meteorologist Paul Pastelok says the March polar vortex disruption is one of the largest meteorologists have seen in a long time. A polar vortex is a large area of low pressure ...

The polar vortex is an area of low pressure and cold air circulating around the poles in the stratosphere — a layer in the atmosphere hovering between 7.5 and 31 miles (12 and 50 kilometers ...