Home › Weather › Bermuda Heat Dome Uk Weather
Live forecasts update automatically; written guidance last reviewed 20 June 2026 by the Southampton Wire weather desk. Data from national met services via Open-Meteo.
A Bermuda heat dome is expected to push hot air across the UK this week, bringing a significant rise in temperatures. The live forecast above shows the likely peak, with a heat health alert already in place for parts of England.
Where will the Bermuda heat dome hit hardest?
The west midlands heatwave met office warning covers a broad area, with the south and east also facing high temperatures. Southern coastal counties, including Hampshire and the Isle of Wight, are likely to see the most sustained heat, while inland spots such as Southampton itself could experience severe daytime peaks. The amber heat alert uk currently applies to several regions, with the South East and London under the highest risk.
How long will the heat wave last and what should you do?
The hot conditions are expected to last for at least three to five days, with a gradual easing towards the end of the week. The question of how long will heat wave last depends on how the high pressure ridge develops, but early signs point to a slow decline after the weekend. The Met Office has issued guidance for vulnerable groups, and england hot weather maps show widespread 30°C+ readings. A 38 degree heatwave is possible in spots, particularly in the South East. Stay hydrated, keep indoors during peak sun, and check on elderly neighbours. The NHS advises looking out for symptoms of heat exhaustion.
What is a Bermuda heat dome?
A Bermuda heat dome is a persistent area of high pressure near the island of Bermuda that pushes very warm air north-eastwards towards the UK. It acts like a lid, trapping heat and preventing cooler air from breaking through.
Is a heat health alert in place for the west midlands?
Yes, the UK Health Security Agency has issued a yellow or amber heat health alert covering the West Midlands and other regions. The Met Office the west midlands heatwave met office warning advises residents to take precautions, especially during the hottest afternoons.
Will the hot weather coming affect pets?
Yes, the RSPCA warns never to leave pets in parked cars, even with windows open, and to provide shade and plenty of water. Walk dogs early or late to avoid burnt paws on hot pavements.
For the latest updates, check our UK weather hub and 10 day weather forecast UK pages. You can also see local conditions for Birmingham Weather and Bristol Weather.