The Met Office has issued a yellow alert for rain, ensuring the public to "be alert" of potential torrential downpours today.
A Met Office forecaster said: "Isolated thunderstorms with very heavy rain, hail and gusty winds are possible later this afternoon and early evening.
"The public should be aware of the risk of very localised surface water flooding, particularly if the thunderstorms affect urban areas".
"These could produce 30 mm of rain in less than an hour, large hail and also squally winds".
More top news
ITV News has obtained the first video from inside the Hatton Garden vault that was raided over the Easter Bank Holiday weekend.
London students are saying they will withhold their final rent until they get compensation over claims of cockroach and rodent infestation
Martin Stew speaks to this year's marathon competitors - including Paula Radcliffe - to discover the secret to surviving the weather.