"Latitudinal shifts" refers to the movement or change in position of something, such as weather patterns or species, from one latitude to another on the Earth's surface. Full definition
4) The evidence that those variations go beyond a basic level of chaotic variability is those cyclical latitudinal shifts in the air circulation systems which always follow changes in SSTs on at least the 3 time scales we have evidence for. (newclimatemodel.com)
There has been a 4 degree latitudinal shift, which i believe was expected of the jet stream system. (realclimate.org)
Thus there is a back and forth in global cloudiness as the Sun's activity level changes over the decades and centuries — such as during the period covering the Medieval Warm Period, the Little Ice Age, and the current warm period — through latitudinal shifting of the jet stream tracks and permanent climate zones. (newclimatemodel.com)