Flight restrictions have been introduced at airports in Pskov, Yaroslavl, and Zhukovsky.

"Zhukovsky (Ramenskoye), Pskov, and Yaroslavl (Tunoshna) – temporary restrictions on the arrival and departure of aircraft have been introduced," according to a post on the Telegram channel.

This is necessary to ensure flight safety, Korenyako explained.

Earlier in the night, restrictions were introduced at the airports of Kaluga (Grabtsevo), Penza and Samara (Kurumoch).

At 05:39 Moscow time, restrictions were lifted in Penza.