Signal: warmed cold events
Jet stream Europe winter 2010

Winter 2010 in Europe moderated by climate change

The winter of 2009/2010 was characterized by record persistence of the negative phase of the North-Atlantic Oscillation (NAO) which caused several severe cold spells over Northern and Western Europe.  We show however that the cold European temperature anomaly of winter 2010 was (i) not extreme relative to winters of the past six decades, and (ii) [...]