The Met Office says delays to rail services are likely, while driving conditions could be treacherous. Flooding is possible, with up to 80mm of rain expected to fall in three hours in some places and there is a risk of damage to buildings. The warning covers areas of England stretching from Devon to north of Stoke-on-Trent and extends across much of Wales, including Cardiff. It runs from 14:00 today until 02:00 on Tuesday. Get the five-day forecast right where you are The Met Office warns: • Driving conditions are likely to be affected by spray, standing water, hail and gusty winds, leading to longer travel times by car and bus • Possible flooding of some homes and businesses, leading to some damage to buildings or structures • Delays on some rail services are possible• Some damage to some buildings and structures from either lightning or gale-force winds is possible• Some short-term loss of power and other services is possible Met Office spokesman Oli Claydon said conditions should clear by the weekend, but said there could be unsettled days after the storm warning timescale. He explained: “The main factor driving our weather over the next few days and indeed through the week is an area of ​​low pressure coming into the west of the UK. “And it’s been sitting there all week, moving very slowly to the east. “Out of that low pressure area we’re going to get a series of fronts that sort of break away from it, as well as the storms that push up from the south. “We also have a cold front moving east from this low pressure, bringing further rain as well.” Read more: What happens during a drought – and how can you help? Why 40C is more deadly in the UK than in other countries Use Chrome browser for more accessible video player 23:52 The Climate Show with Tom Heap With summer officially over, conditions represent a stark change from the prolonged drought conditions seen in recent months. The Met Office confirmed last week that England had just experienced its hottest summer on record, with temperatures rising above 40C for the first time. Britons have been warned that future summers are likely to be longer and drier due to climate change. Watch the Daily Climate Show at 3.30pm Monday to Friday and The Climate Show with Tom Heap on Saturday and Sunday at 3.30pm and 7.30pm. All on Sky News, the Sky News website and app, YouTube and Twitter. The show explores how global warming is changing our landscape and highlights solutions to the crisis.