Figure 4

(a) Composite difference in the area-mean air temperature over East Europe (i.e., 42.5°–60°N, 30°–55°E) between the positive and negative phases of the EUQ; (b) 200 hPa height anomalies as a response to the prescribed diabatic heating over East Europe (i.e., 42.5°–60°N, 30°–55°E). This Figure is created by the NCL58 v6.4.0 (http://www.ncl.ucar.edu/).