Polar vortex

The first two months of winter – December and January – were the warmest on record across the U.S., the NOAA says.

Just how bad was this winter? Bad. Really, really bad as this terrifying visualization of global temperatures during these last few months shows.

Mother nature is a powerful force.

NASA image shows the polar vortex as it plunged into the United States, on its peak day of January 6, 2014.

Forecasters are trotting out “polar vortex” and atypical terms like “Nor’easter bomb” and “bombogenesis.” These words signal the unusual and dangerous conditions forecast for winter storm Grayson and their implications for the Southeast US, Mid-Atlantic, and eventually New England and beyond. What

NASA's Atmospheric Infrared Sounder (AIRS) instrument captured the polar vortex as it moved southward from central Canada into the U.S. Midwest from January 20 to January 29.

Spring weather in the United States and Europe will also be impacted by the current strong collapse event of the stratospheric Polar Vortex

United States and Europe will see a similar Winter weather pattern as in January 1929, which was one of the coldest winters of 20th century

Polar Vortex returns for Winter 2021/2022, together with a strong easterly wind anomaly high above the Equator, impacting the Winter season