After a day of record temperatures, powerful thunderstorms passed over Switzerland on Tuesday night, with SRF Meteo reporting more than 70,000 flashes by 5am.

A woman was struck by lightning in Villars-sur-Glâne, western Switzerland, on Tuesday evening and was taken to hospital with serious injuries.

The strongest gale-force winds, of 144 km/h, were measured by MeteoNews on the Uetliberg mountain measuring station outside Zurich.