Sometimes though, atmospheric waves called Rossby waves push up and weaken the polar vortex, causing some of that cold air to ...

The ‘explainers’ on the media talk about a rogue ‘Arctic vortex,’ but what’s really ... developed long S-shaped kinks called Rossby waves: Big loops extending far north and south of ...

A new class of exact vortex dipole solutions is derived for surface quasigeostrophic ... In particular, the basic dipole propagates counter to the phase speed of linear Rossby waves in the presence of ...

This is a video of how the Rossby wave propagates, together with the matching ocean bottom pressure time series. The sound is the actual note played by the ocean, sped up to the audible range ...

The polar vortex can be disrupted by factors such as natural turbulence, high-latitude ocean warming, sea ice loss, sudden atmospheric warming, planetary waves and climate change, says the National ...

This winter, it seems as if temperatures have been fluctuating more significantly. Over the past year, it seems as if severe weather events have been occurring more frequently as well. Answers as ...