The term “polar vortex” usually refers to the gigantic circular upper air weather pattern in the Arctic region. It is a normal pattern that is stronger in the winter and keeps some of the ...

Winter weather lingers as a major shift in the weather pattern could have millions across the United States once again ...

Korea prepares for spring wildfires after erratic winter weather Koreas climate analysis reveals significant weather ...

Britain is set to enjoy a brief spell of spring-like warmth with temperatures potentially reaching 16-17C on Thursday - ...

February rounded out the 2024-2025 winter season notably colder than the 1991-2020 thirty year average by 1.2 degrees, the ...

The polar vortex is an area of low pressure and cold air that encircles both the Earth’s polar regions, according to the National Weather Service. The Arctic polar vortex and its proximity to North ...

This winter, the polar vortex winds have stayed consistently ... This corresponds to a strongly negative phase of the Arctic Oscillation. 2. Note that the forecast models do not include ...

Orbe and L.M. Polvani: More Positive and Less Variable North Atlantic Oscillation at High CO2 ... Screen: The weakening of the stratospheric polar vortex and the subsequent surface impacts as ...

Less than a week after snow, sleet and freezing rain, we're now forecasting highs in the 70s. During its coldest point, last week saw wind chills drop to -30° to -50° in states like Iowa, Wisconsin, ...

This means that the bulk of brutally cold air stays in close proximity to the Arctic. How does a stable polar vortex behave ... are the North Atlantic Oscillation (NAO) and Pacific-North American ...

Christopher Neely reports. January marked the coldest January in the contiguous United States in decades, mostly due to a distorted polar vortex that brought colder weather down from the Arctic.