A potentially hazardous evening is forecast for parts of southern England, with a yellow thunderstorm warning issued by the Met Office covering areas such as Reading in Berkshire from late this afternoon into the early hours. Heavy downpours, lightning strikes, hail, and strong gusts are predicted to cause localised disruption.
The affected regions can expect significant rainfall totals of 20-30mm within a short period, with some areas potentially seeing up to 40mm. Accompanying wind gusts could reach speeds of 30-40 mph, adding to the potential for damage and hazardous conditions due to surface water flooding from sudden, intense rainfall.
The warning primarily impacts the South East, particularly counties like Berkshire, Oxfordshire, and parts of Hampshire in England. While Scotland, Wales, and Northern Ireland are not currently under this specific thunderstorm warning, the broader UK weather pattern suggests a degree of instability.
Residents are advised to secure loose outdoor items, avoid travel during peak storm times if possible, and exercise caution when driving due to reduced visibility and the risk of aquaplaning. The Met Office also warns against sheltering under trees during lightning strikes and unplugging non-essential appliances to protect against power surges.
The warning comes as the UK experiences a period of unsettled weather following earlier warm spells. Such atmospheric conditions, where warm, moist air interacts with cooler air, often create ideal environments for thunderstorm development, which can pose significant risks despite being a common summer phenomenon in the region.