Brits in 51 counties across the UK have been warned to brace for dangerously high temperatures in the coming days as the mercury is set to soar over the weekend and into next week

Brits are set to bake by the end of the week as the UK Health Security Agency issues heat alerts and the Met Office predicts heatwave conditions for swathes of the country

Millions of Brits are being warned to prepare for a spell of dangerously hot weather worse than the May heatwave, with government health alerts coming now in force and lasting…