Vol. 51, No. 3, 2026

Russian Meteorology and Hydrology

Global Estimates and Spatial Distribution of 20-year Trends in Annual Mean Temperature and Annual Precipitation in 1940–2020

S. M. Semenov, K. M. Kutuzova, and N. Yu. Dobrolyubov p. 185 abstract

Modeling Average Daily Runoff Time Series of Russia’s Small and Medium Rivers Using Recurrent Neural Networks

D. V. Abramov, L. S. Kurochkina, and V. M. Moreido p. 191 abstract

Terrain-constrained Multi-source Precipitation Fusion: A Spatially Adaptive Framework for Extreme Event Monitoring

Zhiyong Luo, Jingzun Wu, Qiyuan Yin, Leiwen Chen, Zhongda Liu, Dongbin Hu, and Shuman Zhu p. 204 abstract

Analysis of Water Balance Based on Long-term Observations and ERA5-Land Reanalysis in the Podkamennaya Tunguska River Basin

I. V. Danilova, E. V. Fedotova, and T. A. Burenina p. 223 abstract

Developing a Database of Hydrological, Meteorological, and Physiographic Characteristics for River Catchments of the Russian Federation

D. V. Abramov, L. S. Kurochkina, and V. M. Moreido p. 232 abstract

Changes in the River Runoff of a Small Freeze-out River in the Continuous Permafrost Zone of Central Yakutia and Its Causes

L. S. Lebedeva p. 243 abstract

Thermal Regime of the Mouth Area of the Mezen and Kuloy Rivers

E. A. Rakcheeva, O. V. Gorelits, N. A. Demidenko, and A. A. Sapozhnikova p. 252 abstract

Temperature Effects on the Formation of CO₂ and H₂O Fluxes in the Upper Layer of a Reclaimed Peatland in Southern Karelia

E. V. Linkevich, V. M. Prokopyuk, E. N. Gulyaeva, A. Yu. Rodin, and O. L. Kuznetsov p. 261 abstract

Estimation of Spring Methane Emission from the Mozhaysk Reservoir

V. S. Kazantsev, L. A. Krivenok, M. G. Grechushnikova, V. A. Lomov, and I. A. Repina p. 270 abstract