'Tropical' heavy rain and thunder are forecast to arrive in the UK over the coming days. Tropical maritime air, moving in from the Atlantic, is set to bring a spell of muggy weather.
Showers moving in from the Atlantic will lash southern areas of the England and Wales on Sunday, which will also be hot and humid. Forecasters say the “tropical” conditions will continue until Wednesday - with temperatures climbing into the high twenties.
Greg Dewhurst, a Met Office forecaster, told the PA news agency: “A changeable picture will emerge over the coming days with it being on the warm and humid side for many. Sunday morning is looking cloudy, with outbreaks of rain in parts of Wales and central England, with heavy showers moving in across southern and eastern England, including London, in the afternoon.