To the 85th Birthday of Yu. A. Izrael

5

V. P. Gorbatenko, S. Yu. Krechetova, M. Yu. Belikova, and O. E. Nechepurenko

The Comparison of Atmospheric Instability IndicesRetrieved from the Data of Radio Sounding and MODIS Spectroradiometer on Thunderstorm Days over West Siberia

10

E. V. Kazakova, M. M. Chumakov, and I. A. Rozinkina

The System for Computing Snow Cover Parametersfor Forming the Initial Fields for Numerical WeatherPrediction Based on COSMO-Ru Model

20

V. I. Bychkova, K. G. Rubinshtein, and A. P. Makshtas

Assessing the Sensitivity of WRF-ARW Modelto the Methods of the Arctic Ice Cover Description

33

E. V. Kaplya

Parametric Approximation of Probability Density Functionof Relative Air Humidity under Conditions of Continental Climate 

44

A. P. Zhichkin

Peculiarities of Interannual and Seasonal Variationsof the Barents Sea Ice Coverage Anomalies

52

V. B. Titov and N. I. Kuzevanova

Estimating the Long-term Trend of Air Temperaturein the Black Sea Region

63

L. M. Sorokovikova, V. N. Sinyukovich, O. G. Netsvetaeva, I. V. Tomberg,

N. P. Sez’ko, and I. N. Lopatina

Chemical Composition of Snow Water and River Wateron the Southeastern Shore of Lake Baikal

71

G. P. Struchkova, V. V. Timofeeva, and T. A. Kapitonova

The Statistical Model of Floods during the Spring Tidesand Ice Drifting on the Lena River near Yakutsk

84

P. I. Normatov, R. Armstrong, I. Sh. Normatov, and N. Narzulloev

Monitoring Extreme Water Factors and Studyingthe Anthropogenic Load of Industrial Objectson the Water Quality in the Zeravshan River Basin

89

A. A. Vasil’ev

A. D. Kharlashin “The History of International Research and Development Cooperation in Hydrometcenter of Russia (1930–2013)”, Hydrometcenter of Russia, Moscow,2014, 134 p.

98

R. M. Vil’fand and A. A. Vasil’ev

Contribution of Hydrometeorologists to the Victory in the Great Patriotic War

99

V. M. Kattsov and K. Sh. Khairullin  

Main Geophysical Observatory in the Yearsof the Great Patriotic War

105

V. Yu. Georgievskii and I. L. Kalyuzhnyi

State Hydrological Institute in the Years of the GreatPatriotic War

108

E. S. Dmitrevskaya, T. A. Krasil’nikova, and O. A. Markova

Environmental Pollution and Radiation Situationon the Russian Federation Territory in February 2015

114

L. N. Parshina and L. K. Ozerskaya  

Weather on the Russian Federation Territoryin February 2015

121

T. V. Berezhnaya, A. D. Golubev, and L. N. Parshina 

Anomalous Hydrometeorological Phenomena on the Russian Federation Territory in February 2015

127

A. M. Zvyagintsev, N. S. Ivanova, G. M. Kruchenitskii, and I. N. Kuznetsova

Ozone Content over the Russian Federation in the FirstQuarter of 2015

135