The Met Office has taken the unusual step of issuing a rare weather warning for 'thundersnow' today, 19th November 2025, as a severe Arctic cold front descends upon the United Kingdom.
What is Thundersnow?
This dramatic weather event, known as thundersnow, involves thunderstorms where the primary form of precipitation is heavy snowfall instead of rain. The phenomenon is typically accompanied by thunder and lightning, creating a spectacular but potentially hazardous atmospheric display. Thundersnow is a rare occurrence, happening only around 10 times per year across the entire globe.
The Impending Arctic Snap
The trigger for this extreme weather is a life-threatening Arctic snap pushing into the UK. This sudden plunge in temperatures brings with it the unique conditions necessary for thundersnow to develop, posing significant risks to public safety and travel.
A Developing Situation
This remains a breaking news story, and the situation is evolving rapidly. The Met Office warning underscores the severity of the incoming weather system. Residents across affected areas are urged to monitor official updates and prepare for potentially dangerous conditions.
