It is reported that on the Russian Plain "the invasion of the cold front from the Arctic Ocean begins."

A cloud ridge connected with a cold front "stretches from the mouth of the Ob and Yenisei to the coast of the Baltic Sea."

It is noted that "the flow of cold will make its way deeper into the continent" and, according to forecasts, only the extreme south of Russia will remain outside the zone of "Arctic invasion" by the weekend.

According to weather forecasters, on Saturday, July 13, in most of the Central part and North-West of Russia, air temperature is expected to not exceed +20 ° С. 

Earlier, Newinform reported that on Wednesday, June 10, in most of the Leningrad region, short-term rains are expected, in some areas - thunderstorms and showers.