The inventory of climate-related disasters is emblematic of the increasing impact of climate change and the concomitant rise in climate migration risk. It is becoming clear that, in the words of Ban Ki-moon, "no country or city – rich or poor – is immune". At the same time, the design of normative measures is undergoing a radical redefinition, towards assuming a "preventive" role dictated by the imminent need to give a legal meaning to the uncertainty of this new epoch. The article starts from the recent adoption by the Parliamentary Assembly of the Council of Europe of a resolution on "A legal status for 'climate refugees'" to explore the potential role an anticipatory approach may play in shaping disaster-affected mobility regimes. [---]