United Kingdom & Germany — Deutscher Wetterdienst

United Kingdom: The United Kingdom recorded its hottest June day on record, leading to a surge in life-threatening emergency calls, school closures, and critical incidents declared by hospitals. The heatwave has highlighted the country's inadequate infrastructure for extreme heat.

Germany — Deutscher Wetterdienst: Germany — Deutscher Wetterdienst issued extreme heat warnings for nearly all of Germany, providing official weather advisories and reporting record temperatures.

United Kingdom: The United Kingdom issued heat health alerts, broke a provisional June temperature record, and experienced water-related deaths and flight disruptions due to thunderstorms.

Germany — Deutscher Wetterdienst: The Germany — Deutscher Wetterdienst provided forecasts used in the analysis of the heatwave's impact across Europe.