How warm UK could be today as red extreme heat warnings come into force

• The UK is bracing for record-breaking temperatures, with a red weather warning for extreme heat issued by the Met Office for large parts of England and Wales from Wednesday to Thursday.
• Temperatures could reach 40C, potentially surpassing the UK's all-time high of 40.3C, due to a 'heat-dome' settling over western Europe.
• Schools are closing or partially closing across several counties, and transport services, including National Rail and Eurostar, are experiencing significant disruptions and cancellations.
• The UK Health Security Agency has issued red heat health alerts, while the NHS and London Fire Brigade have provided advice on coping with the heat and preventing fires.
• The Army has cancelled ceremonial operations in London and Windsor, and the Mayor of London has triggered a 'high' air pollution alert due to the extreme conditions.

IN FULL

UK braced for record breaking heat as rare red weather warnings come into force