This is due to the passage of a cold air front

Forecasters warned of unusual climatic phenomenon — the temperature gradient. That means a big temperature difference in some areas, which can be up to 15 degrees, reports TASS.

The formation of such a natural phenomenon associated with the passage of a cold air front, said the scientific Director of the hydrometeorological center of Russia Roman Vilfand.

According to him, on Wednesday, in Moscow is still hot, 26-28 degrees of heat, in the East of the Moscow region — up to +33C, and the West — from 18 to 23 degrees. That’s really unusual.