Heavy, thunderous rain is expected to develop and move across east and southeast England beginning Thursday morning. 10-20 mm of rain is expected over a wide area, but with some embedded thunderstorms, some locations may see 30 to 40 mm in 2-3 hours and possibly 50 mm or more over 6 hours. Lightning will be another hazard. The rain is expected to subside from the southwest before dissipating into the North Sea on Thursday afternoon.
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Driving conditions are likely to be hampered by spray, standing water, and/or hail, resulting in longer journey times by car and bus.
Train services may be delayed.
There may be some short-term disruptions in power and other services.
Lightning strikes may have caused some damage to a few buildings and structures.
Some flooding is likely in a few homes and businesses, causing some damage to buildings or structures.