Powernext Weather is aimed mainly at the energy sector, but can also be used as a basis for financial coverage tools and insurance contracts, says the exchange. Weather is the clearest measure energy companies have of their volumetric risk – that is, of how much electricity they will need to produce, and therefore how much fuel they will need, at a certain time.

Powernext and Météo France are developing a range of indexes available on a daily basis as observations (D-1) and forecasts (from D