We hear more and more speaking about heat waves. But what exactly is a heat wave? A heat wave occurs when there is a period of 3-6 consecutive days (short heat wave) or at least 7 consecutive days (long heat wave) with an average daily temperature greater than a standard deviation  (calculated over the period 1981-2010 or if available 1991-2020) compared to the average “normal” … Continue reading 8 Useful Tips to Cope with the Next Heat Wave