Poster Influence of the Eurasian snow on the negative North Atlantic Oscillation in subseasonal forecasts of the cold winter 2009/2010. Senan, R.; Orsolini, Y.J.; Weisheimer, A.; Vitart, F.; Balsamo, G.; Doblas-Reyes, F.J. Publikasjonsdetaljer Poster presented at Workshop on sub-seasonal predictability, ECMWF, Reading (UK), 2-5 November 2015.