Climatic Control FeaturesSouth AmericaThe Bolivian High
Directs the Tropical flow across northern Peru and Ecuador…resulting in windward-side perturbations/cyclogenesis over the jungles of Peru and Ecuador.
- Due to conservation of Potential Vorticity (Holton)
During the Summer months, the intense Bolivian High blocks the northward amplification of polar troughs entering the continent to south of 30S/25S.