A major Sudden Stratospheric Warming event is expected to bring bitter winds and heavy snow to London as early as later this month. The phenomenon, described as 'unprecedented', could trigger the so-called 'Beast from the East' weather pattern. This pattern typically brings cold air from Siberia, leading to significant temperature drops and snowfall in the UK.

The event is linked to a rapid warming in the stratosphere, which disrupts the polar vortex and allows colder air to move southward. Forecasters suggest the impact could be felt in the coming days, with wind speeds potentially reaching up to 60 mph and snowfall expected in parts of the capital.

This weather pattern is not uncommon in winter but is considered rare in early spring. The last notable occurrence was in 2018, when similar conditions led to widespread disruption across the UK. Scientists are monitoring the situation closely, as the event could have broader implications for weather patterns in the region.