A Dynamic Analysis of the Role of the Planetary- and Synoptic-Scale in the Summer of 2010 Blocking Episodes over the European Part of Russia

Figure 6

The IRE (×10⁻¹⁰m²s⁻²) for the (a) May, (b) June, (c) July, and (d) August 2010 blocking event where the solid line is the planetary-scale IRE (left ordinate) and the dotted line is the synoptic-scale IRE (right ordinate). The left (right) vertical line represents block onset (termination).

(a)

(b)

(c)

(d)