UKHSA Amber Heat Alerts Across England, 36C Expected Thursday

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- UKHSA issued amber heat-health alerts for 8 English regions — Yorkshire and the Humber, West Midlands, East Midlands, East of England, South East, London, South West and North West — from 9am Tuesday 11 August to 9pm Friday 14 August; the North East is under a yellow alert over the same period.
- Met Office spokesperson Grahame Madge said temperatures will "peak on Thursday" with mid-30s values expected, "possibly highest in the East," after fresher conditions on Monday.
- England recorded just 7% of long-term average July rainfall, with southern England at 1%, and the Thames at Reading hitting its lowest ever recorded level amid the ongoing dry spell.
- Chessington World of Adventures theme park closed after a burst water main on Leatherhead Road, with Thames Water saying repairs were under way; affected tickets will be automatically revalidated under the park's "Returns Promise."
- New Forest National Park Authority said a fire on internationally protected heathland — described as habitat "more rare than rainforest" hosting all six UK native reptiles — started after a vehicle caught fire on the nearby A31.
- Downing Street convened the national drought group on Monday, with a spokesperson stating "droughts are becoming more common" and backing investment in water infrastructure including new reservoirs.
- An 18-year-old died after getting into difficulty in the sea at Camber Sands beach, East Sussex, bringing Press Association-estimated open-water deaths over the hot, dry summer to over 40.
Why it matters: The amber alert activation triggers formal preparation requirements across health and social care services for vulnerable groups during a heatwave arriving atop an existing water crisis. With the Thames at Reading at its lowest level on record and a national drought group now meeting, the heat event deepens supply strain that has already forced infrastructure disruptions including the Chessington closure.
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