Weather charts have revealed when the heavens are most likely to open over the South West when it is gripped by a four-day weather warning for thunderstorms.
The Met Office’s ‘danger to life’ warning states that flooding, lightning strikes and hail all have the potential to cause widespread disruption across large swatches of England and Wales until Saturday morning (June 19).
The heaviest rain is predicted to fall in the East of England at this stage, but if WX Charts, which provides international weather data, predictions are accurate, Bristol and the surrounding area could see 12 hours of persistent rain on Friday (June 20)
The Met Office extended its yellow thunderstorm warning into a fourth day, with extreme weather now forecast to cause disruption until 9am on Saturday (June 19).
Weather charts forecast heavy rain
While patchy rain is forecast for tomorrow and Thursday, the heaviest showers are expected in the Bristol area – and other areas of the south west – from 9am.
Come 12pm, Bristol could see nearly 3mm of rain per hour. The further west you go, the heavier it will become.
According to WX Charts, this rain will persist throughout much of Friday, and the chart below shows how intense it is expected to be at 3pm
At the time of writing, the charts remain a fairly consistent pattern heavy rain, until around midnight, when the weather system will move in a north easterly direction. Heavy rain could return on Saturday night.
The Met Office on what to expect
- There is a small chance that homes and businesses could be flooded quickly, with damage to some buildings from floodwater, lightning strikes, hail or strong winds
- There is a small chance of fast flowing or deep floodwater causing danger to life
- Where flooding or lightning strikes occur, there is a chance of delays and some cancellations to train and bus services
- Spray and sudden flooding could lead to difficult driving conditions and some road closures
- There is a small chance that some communities become cut off by flooded roads
- There is a slight chance that power cuts could occur and other services to some homes and businesses could be lost