The Met Office has issued three distinct yellow weather warnings for thunderstorms affecting various parts of the UK today, bringing with them a significant risk of flash flooding and disruption. These warnings highlight the potential for intense downpours, frequent lightning, and strong winds across several regions.
The first warning, active from 13:00 BST until 22:00 BST on Tuesday, covers a broad swathe of England, including much of the Midlands, East Anglia, and parts of the South East and North West. Within this area, forecasters anticipate heavy showers and thunderstorms developing, with some locations experiencing 30-40mm of rain within an hour, and isolated totals of 50-60mm over a few hours. This volume of rainfall increases the likelihood of localised flash flooding, particularly in urban areas and where drainage systems may struggle to cope.
A second yellow warning applies to a large portion of Wales, also in effect from 13:00 BST to 22:00 BST. Similar conditions are expected here, with potential for heavy and thundery showers to form. The Met Office cautions that these downpours could lead to difficult driving conditions, spray on roads, and potential disruption to power supplies due to lightning strikes. Residents are advised to prepare for sudden changes in weather and potential impacts on travel.
Northern Ireland is under a third yellow warning for thunderstorms, valid from 13:00 BST until 20:00 BST. Here too, the risk of heavy rain, lightning, and strong gusts is present. While Scotland is not currently under any specific thunderstorm warnings for today, localised showers are still possible in some areas. The Met Office encourages vigilance across all affected regions, urging individuals to stay updated with the latest forecasts.
Temperatures across the UK today are expected to remain mild to warm in many areas before the storms arrive, with highs potentially reaching 20-22°C in parts of southern England. Wind speeds during the thunderstorms could reach 30-40 mph in gusts, exacerbating the risk of falling debris. The primary concern remains the intensity of the rainfall and its capacity to cause rapid accumulation of water on roads and low-lying areas, posing a hazard to pedestrians and motorists alike.