US heatwave brings historically high temperatures to dozens of states

Temperatures between 20 and 30F above average in the mid-Atlantic and north-east, with Washington set to hit 96F (35.5C)

Dozens of states across the US began the weekend grappling with historically high spring temperatures, as a blistering heatwave that has scorched the country's south and west moves east.

The early arrival of sweltering weather, before what's expected to be another hot, dry summer, is forecast to break or tie roughly 130 heat records for this time of year, with temperatures between 20F and 30F above average in the mid-Atlantic and north-east.