V.V. Dorofeev − Dr.Sc. (Geograph.), Professor, Department of Hydrometeorological Support, Educational Research Centre of Air Force «Air Force Academy named after professor N.E. Zhukovsky and Y.A. Gagarin» (Voronezh) of the Ministry of Defense of the Russian Federation A.V. Stepanov − Ph.D. (Geograph.), Deputy Head of Department Hydrometeorological Support, Educational Research Centre of Air Force «Air Force Academy named after professor N.E. Zhukovsky and Y.A. Gagarin» (Voronezh) of the Ministry of Defense of the Russian Federation. E-mail: step_al@mail.ru D.V. Bulgin − Listener, Department Operations Support Aviation, Educational Research Centre of Air Force «Air Force Academy named after professor N.E. Zhukovsky and Y.A. Gagarin» (Voronezh) of the Ministry of Defense of the Russian Federation. e-mail: d.bulgin77@yandex.ru