A unique weather phenomenon could bring extreme conditions to Edinburgh within the coming weeks, according to the Met Office.
The same cause of 2018’s Beast from the East, this polar vortex could arrive in the middle of February. Met Office forecasters have said the high-altitude polar vortex winds, which spin around the North Pole and keep cold air trapped in the Arctic, are forecast to weaken this week.
A knock-on effect of this weakens the jet stream, which would usually bring Scotland mild westerly Atlantic breezes, meaning Arctic air will make its way to Scotland two weeks later. Freezing temperatures could plunge below -10C, with snow likely in many regions.
