Met Office issues weather warning for rain in London

The Met Office has issued a yellow weather warning for rain between 12pm and 11.59pm on Monday, July 12, which covers the whole of London.

The weather forecasters warn of "heavy rain" which "may cause travel disruption and flooding in some places".

There is a possibility of "torrential downpours" in places, with 20 to 30mm of rainfall in an hour.

Some areas may experience 60mm for two or three hours, Met Office warns.

The weather warning is in place for tomorrow

The weather warning warns that spray and potential flooding could lead to difficult driving conditions and some road closures, as well as delays to public transport.

A spokesman for Met Office said: "Slow-moving, heavy showers, with some thunderstorms, are likely to break out during Monday afternoon.

"This may lead to torrential downpours in some places with 20 to 30 mm of rain in an hour and perhaps in excess of 60 mm in some spots in two or three hours.

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"There is also a chance of more persistent heavy rain developing over parts of southeast England during the afternoon or evening and persisting into early Tuesday.

"Were this to occur there is a chance of 60 to 90 mm rain falling in a few spots."

What to expect

• There is a small chance that homes and businesses could be flooded, causing damage to some buildings
• There is a small chance of fast flowing or deep floodwater causing danger to life
• Where flooding occurs, there is a slight chance of delays or cancellations to train and bus services
• Spray and flooding could lead to difficult driving conditions and some road closures
• There is a small chance that some communities will become cut off by flooded roads
• There is a slight chance of power cuts and loss of other services to some homes and businesses

London & South East England weather forecast

Today:

A fine start with sunny spells. Becoming cloudier from western parts into the afternoon, with occasional rain punctuated by sporadic heavy showers then spreading east to all parts by the end of the day. Light winds throughout. Maximum temperature 23C.

Tonight:

Largely cloudy with patchy light rain interspersed in places by further heavy showers, with these more likely in the south and east. Mild with light winds. Minimum temperature 13C.

Monday:

Rather cloudy, with showery rain developing into heavier and locally prolonged showers, with a risk of slow-moving torrential downpours and thunder. Feeling humid, with light winds. Maximum temperature 24C.

Outlook for Tuesday to Thursday:

Scattered sharp showers possible on Tuesday, but overall these should be fewer and lighter than on Monday. 

Conditions turning more settled from midweek with more in the way of sunshine.