Climate indicators: heat wave duration index (hwdi)

TechnicalInfo: cdo -eca_hwdi TX.nc -ydrunmean,5 TXref.nc out.nc Other: Duration of Heat Wave: Let TXt be the daily maximum temperature on day t and TX’t be the climatological average of a running 5 day mean (1981-2010), then Hwdi is the longest period of consecutive days (≥ 6 days) in one year, where TXt > TX’t +5°C.