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Standardised anomalies of meteorological fields (Z500, 10-m zonal wind, incoming solar radiation flux at surface, precipitation, 2-m specific humidity, 2-m daily maximum temperature) during 15 March – 30 April 2020 with respect to the same period in 1981–2010. Stippling indicates grid cells where the 2020 and 1981–2010 distributions are statistically different at the 95% confidence level (determined through two-sample Kolmogorov-Smirnov tests).
