The Met Office has issued a stark warning for Wales: 10 hours of severe thunderstorms are set to sweep across much of the country today. A yellow alert, in place from midday until 10pm BST, forecasts heavy downpours, lightning strikes, hail, and gale-force winds that could cause widespread disruption.
Forecasters predict that some areas will be battered by 20-30mm of rain within an hour, with isolated spots possibly seeing up to 50mm in just a few hours. This intense precipitation dramatically increases the risk of localised flooding, particularly in urban areas and on roads, which could lead to hazardous driving conditions and travel chaos.
The warning covers a significant swathe of Wales, including much of its central and southern regions. While specific towns have not been named, the broad coverage suggests that many residents will be affected. Meanwhile, other parts of the UK – England, Scotland, and Northern Ireland – are not currently under similar threat, though scattered showers may occur elsewhere.
The Met Office highlights several potential impacts, including train and bus cancellations or delays, power cuts due to lightning strikes, and hazardous driving conditions caused by spray and sudden flooding. Drivers are advised to exercise extreme caution and consider delaying non-essential journeys if conditions worsen.
Safety advice from the Met Office includes securing loose garden furniture, avoiding flooded areas, and being aware of lightning risks. If caught outdoors during a storm, individuals should seek shelter and avoid open spaces, isolated trees, or metal objects. Staying informed through local news and Met Office updates is crucial for those in affected areas.