“A strong winter bite in February cannot be ruled out”: does warming in the stratosphere cause the polar vortex to disintegrate?

High above the North Pole, temperatures appear to be rising sharply in the coming days. This is referred to as a ‘sudden stratospheric warming’, and that can have a major impact on our weather. HLN science expert Martijn Peters explains how this phenomenon can end our winter with a cold bang. “In 2018, the temperature quickly fell below -10 °C in our country at night.”

ttn-3