France is preparing for an intense heatwave as temperatures across mainland Europe rise. Approximately half of the country is expected to be placed on "red alert" due to the extreme conditions. Forecasts indicate that temperatures will climb beyond 40 degrees Celsius. This level of alert signifies a high risk to public health and safety. Authorities are monitoring the situation closely to mitigate potential dangers. The heatwave is affecting a broad region of the European continent. Residents are advised to take necessary precautions against the heat.