It brings the risk of impacts to health, especially for vulnerable people, and the danger of sunburn and heat exhaustion in the wider population.
This is only the sixth amber extreme heat warning that has been issued by the Met Office since they were introduced in 2021 - and the first since August 2022.
Heat has also been building across Europe this week and will continue to intensify over the next few days.
À LIRE AUSSI :
Jusqu’à 43 °C attendus lundi : suivez en cartes l’évolution de la vague de chaleur : Une intense vague de chaleur s’est installée sur la France, avec des températures pouvant dépasser localement les normales de saison de près de 18 °C. Tour d’horizon des prévisions. »