Cloudy and humid tonight with heavy showery outbreaks of rain.
One or two light and scattered showers in the west by the evening.
Warm, dry and settled tonight.
- Great Dunmow in Essex recorded one of the highest rainfall totals as 43mm of rain fell in just one hour
- However, 15 miles away, in Writtle in Essex, residents saw only 6mm over a 14-hour period
- In Northolt, north-west London, 43.8mm of rain fell from 1am to 3pm
- In Bexley, south east London, just 1.6mm of rain was recorded
– Transport for London
Due to adverse weather earlier this morning the A40 remains closed in both directions between Swakeleys Roundabout and Hillingdon Circus.
It is currently expected to re-open tomorrow (Tuesday) morning.
Contractors are on site pumping the flood waters away and we are working hard to reopen the road as soon as possible.
We are sorry for any inconvenience this is causing to people’s journeys
Traffic update 3pm Monday 28th July A40 will be closed until later tonight due to flooding please avoid Hillingdon and A40
Dozens of families have relied on the help of London Fire Brigade during the floods today. Among them, this family in Ruislip, whose home - and pet - were left looking rather damp.