In this article considers the nature of the atmospheric circulation in the atlantic-eurasian sector of the hemisphere with the use of multiyear averages maps of the surface of the AT-500 Hpa, corresponding to different periods of state of the climate system (stabilization, the second wave of the global warming). On the basis of the dynamics of change of temperature fields on the average level of the troposphere conclusion is made about the forthcoming changes of winter conditions on the Russian plain