Twentieth Century Winter Changes in Southern Hemisphere Synoptic Weather Modes

Figure 3

Difference between (1997–2006) and (1949–68) basic states of vertical cross-section of July 500 hPa temperature (K) (a), 500 hPa geopotential height (m) (b), and sea-level pressure (hPa) (c).

(a)

(b)

(c)