Looks like the #PolarVortex is trying to emerge over #Greenland, displacing warm air over #Siberia into the #Arctic and cold air over #NorthAmerica. #ClimateChange

Have a look at the Sea Surface Temperature Anomaly of the Arctic Ocean. Some spots are more than 9°C warmer than normal. https://earth.nullschool.net/#current/ocean/surface/currents/overlay=sea_surface_temp_anomaly/orthographic=-327.10,84.77,905/loc=79.812,75.990