A yellow weather warning for thunderstorms has been issued by the Met Office, covering parts of southeast England, specifically Kent, Surrey, and Sussex. The warning is in effect from late morning today and is expected to last throughout the afternoon and into the early evening. Residents in these areas are advised to prepare for potential disruption as heavy downpours, lightning, and hail are forecast.
The Met Office indicates that the storms could bring between 20-30mm of rain within an hour in some localised areas, with a small chance of up to 50mm over a few hours. This volume of rainfall increases the risk of localised flooding, particularly in urban areas and on roads, which could lead to difficult driving conditions and potential delays for commuters. Wind gusts are not expected to be a primary concern, generally remaining light, but sudden strong gusts could accompany intense downpours.
Temperatures across the affected regions are predicted to reach highs of around 22-24°C before the onset of the storms, creating the atmospheric conditions conducive to thunderstorm development. While the warning is focused on the three southern counties, the broader southeast of England could experience unsettled weather, though the most significant impacts are anticipated within the warning area. Other regions of the UK, including Scotland, Wales, and Northern Ireland, are not currently under any specific thunderstorm warnings, with generally more settled conditions forecast for those areas.
Practical safety advice from the Met Office includes being aware of potential hazards on roads, such as standing water and reduced visibility. People are urged to avoid driving through floodwater and to be cautious of lightning strikes. There is also a small chance of power cuts affecting homes and businesses due to lightning activity. It is recommended to secure outdoor items that could be blown away and to stay indoors during the peak of the storms if possible.
The current weather pattern is typical for late spring and early summer in the UK, where warmer temperatures can lead to convective activity and the formation of thunderstorms. The Met Office will continue to monitor the situation and provide updates as necessary. Residents are encouraged to check local forecasts and travel information before making journeys and to be prepared for sudden changes in weather conditions.