Altdorf

- Warning valid below 600 m a.s.l. - Possible impacts: Moderate risk of circulatory problems and physical discomfort. - Recommendations for action: Drink at least 1.5 litres per day, preferably unsweetened and non-alcoholic drinks. Keep your body cool: seek shade and cool rooms, protect yourself with suitable clothing, headgear and sunscreen, shade windows and ventilate your home early in the morning. - Highest temperatures and humidity: 30 - 33 °C, 40 - 50 % - Lowest night temperatures: 17 - 20 °C

- Warning valid below 600 m a.s.l. - Possible impacts: Moderate risk of circulatory problems and physical discomfort. - Recommendations for action: Drink at least 1.5 litres per day, preferably unsweetened and non-alcoholic drinks. Keep your body cool: seek shade and cool rooms, protect yourself with suitable clothing, headgear and sunscreen, shade windows and ventilate your home early in the morning. - Highest temperatures and humidity: 30 - 33 °C, 40 - 50 % - Lowest night temperatures: 17 - 20 °C