The Met Office has issued an 11-hour warning after heavy rain and thunderstorms battered Britain overnight.
Meteorologists have issued two yellow warnings for thunderstorms across southern and south-west England, one of which has been extended due to severe weather.
Areas affected include London and nearby towns in the west, including Oxford, Reading and Slough. In the east, this applies to Southend-on-Sea, Luton, Essex, Thurrock and parts of Hertfordshire.
The Japan Meteorological Agency said in an update that the warning has been extended until 10am as the risk of thunderstorms remains.
They have updated the warning area as the thunderstorms move into large parts of Sussex and Kent.
“However, the thunderstorms are expected to continue into the morning and then gradually move westwards.
“Thunderstorms are moving westward in some areas this morning, bringing heavy rain with thunder, with some places receiving 15 to 25 mm of rain over the next 1 to 2 hours.” Further west, the Met Office has issued a yellow thunderstorm warning for much of Devon and South Wales. was. This alert is in effect from 8pm yesterday until 8am today.
The Japan Meteorological Agency predicted the possibility of “rain with thunderstorms and frequent lightning strikes.”
He added: “20 to 40 millimeters of rain could fall over wide areas, with up to 50 millimeters possible in some places.” Depending on your location, much of this rain could fall within a few hours. ”
Met Office meteorologist Alex Deakin told Sky: Heading south tonight. A large amount of heavy rain is falling in a short period of time. ”
Mr Deakin added that there would be a “cloudy start to Thursday” with a few more heavy showers to begin with. In the south-west he
However, he added that while the rain “could be on a easing trend”, “there is always a chance of further rain in southern England and south-central Wales”.