State of China’s climate in 2024
September 2025
The year 2024 witnessed remarkable climatic anomalies across China, characterized by pronounced warm and wet conditions. The annual mean temperature soared to a record high since 1951, with seasonal...
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State of the climate over the Three Gorges Region of the Yangtze River basin in 2024
September 2025
The Three Gorges Region (TGR) of the Yangtze River basin exhibited warm and dry climatic characteristics in 2024. The annual mean temperature in the TGR was 18.6 °C, which was 1.2 °C above normal and...
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Impact of deforestation on precipitation extremes in China based on land use model intercomparison project models
September 2025
Deforestation has a significant influence on the hydrological cycle. Understanding the impact of deforestation on precipitation extremes is crucial for addressing global environmental challenges. This...
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Characteristics and possible causes of the Meiyu over the Yangtze–Huaihe River Basin in 2023
September 2025
The Meiyu in the Yangtze–Huaihe River basin (YHRB) in 2023 was featured by delayed onset and retreat, a shorter duration, and below-normal Meiyu precipitation. The relatively weak cold air invading...
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The strongest early-summer drought–flood abrupt alternation event over the Huang–Huai–Hai River Basin in 2024 since the 1980s: Perspective of anomalous subseasonal circulation evolution
September 2025
Since the 21st century, the Huang–Huai–Hai River Basin (HHHRB) in China has experienced increased frequency and severity of drought–flood abrupt alternation (DFAA) events during early summer, characterized...
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Skillful bias correction of offshore near-surface wind field forecasting based on a multi-task machine learning model
September 2025
Accurate short-term forecast of offshore wind fields is still challenging for numerical weather prediction models. Based on three years of 48-hour forecast data from the European Centre for Medium-Range...
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Trends and characteristics of global CH4 emissions: Insights from UNFCCC greenhouse gas inventories
September 2025
The trends and characteristics of global CH4 emissions were analyzed using greenhouse gas data reported by both Annex I and non-Annex I countries under the United Nations Framework Convention on Climate...
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Subseasonal impact of extreme Tibetan Plateau snow cover on the local atmosphere in summer
September 2025
Due to the high elevation and cold climate of the Tibetan Plateau, the western region retains extensive snow cover during the summer, which can exhibit rapid variability over the course of just a few...
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Evaluation of surface wind speed over East Asia and the adjacent ocean in three reanalyses using satellite and in-situ observations
September 2025
Surface wind speed (SWS) not only plays a crucial role in regulating the Earth's energy and hydrological cycle, but also is an important source of sustainable renewable energy. This study assesses the...
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A non-ENSO driver of the South China Sea winter monsoon: North Pacific sea ice
September 2025
The South China Sea winter monsoon (SCSWM), an integral component of the East Asian winter monsoon, connects extratropical and tropical regions. Utilizing ERA5 reanalysis and PAMIP simulations, the...
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Impacts of observation-based cloud droplet size distributions on the simulation of warm stratiform precipitation using a double-moment microphysics scheme
September 2025
A double-moment cloud microphysics scheme requires an assumption for cloud droplet size distributions (DSDs). However, since observations of cloud DSDs are limited, default values for shape parameters...
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Compound extreme events and health risks in China: A review
September 2025
Against the backdrop of global warming, China has been facing increasingly frequent and severe extreme weather and climate events, with a prominent risk of compound extreme events induced by interactions...
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Evaluating vector winds over eastern China in 2022 predicted by the CMA-MESO model and ECMWF forecast
July 2025
Vector winds play a crucial role in weather and climate, as well as the effective utilization of wind energy resources. However, limited research has been conducted on treating the wind field as a vector...
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Impacts of meteorological conditions on the NASM pollution data assimilation system
July 2025
Since meteorological conditions are the main factor driving the transport and dispersion of air pollutants, an accurate simulation of the meteorological field will directly affect the accuracy of the...
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Fluctuations in the relationship between the Silk Road Pattern and the summer North Atlantic Oscillation
July 2025
This study investigated the fluctuations in the relationship between the Silk Road Pattern (SRP) and the boreal summer North Atlantic Oscillation (SNAO). The results indicated that the SRP–SNAO relationship...
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Evaluation of the simulation performance of WRF-Solar for a summer month in China using ground observation network data
July 2025
Solar energy is a pivotal clean energy source in the transition to carbon neutrality from fossil fuels. However, the intermittent and stochastic characteristics of solar radiation pose challenges for...
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Impact of the Changbai Mountains’ topography on spring fog over the Bohai Sea
July 2025
Fog is a highly complex weather phenomenon influenced by numerous factors. This study investigated the impact of the Changbai Mountains’ topography on the formation and development of spring fog in...
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The asymmetry of air temperature: A new potential method to predict precipitation frequency
July 2025
There is a significant bias in the precipitation frequency (PF) obtained from numerical model simulations. In this study, the authors use the temperature asymmetry (TA) as an indirect indicator to predict...
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GF-4 high-resolution texture and FY-4A multispectral data fusion: Two case studies for enhancing early convective cloud detection
July 2025
Early detection of convective clouds is vital for minimizing hazardous impacts. Forecasting convective initiation (CI) using current multispectral geostationary meteorological satellites is often challenged...
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Employment of an Arctic sea-ice data assimilation scheme in the coupled climate system model FGOALS-f3-L and its preliminary results
July 2025
Arctic sea ice is an important component of the global climate system and has experienced rapid changes during in the past few decades, the prediction of which is a significant application for climate...
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Visible and shortwave-infrared spectral characteristics of mixed-phase clouds in typical satellite radiometer channels
July 2025
Mixed-phase clouds (MPCs) involve complex microphysical and dynamical processes of cloud formation and dissipation, which are crucial for numerical weather prediction and cloud-climate feedback. However,...
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Prediction of net primary productivity in the middle-to-high latitudes of Eurasia based on snow and soil temperature
July 2025
Net primary productivity (NPP) is the net accumulation of organic matter by vegetation through photosynthesis and serves as a key indicator for exploring vegetation responses to climate change. Considering...
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Global warming intensifies once-in-a-decade extreme precipitation in summer in China
July 2025
The intensification of extreme precipitation (EP) under global warming presents a substantial risk to human safety and societal progress. Studying the specific impacts of global warming on rare EP events...
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The increase in hot–dry events with a high risk of mortality in China associated with the phase transition of the Atlantic Multidecadal Oscillation
July 2025
Compound extreme climate events involving multiple meteorological elements usually have a more severe impact on the environment and human health than single-element extreme events. However, the current...
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Significantly improved representation of the stratospheric quasi-biennial oscillation in the CMA-RA V1.5 reanalysis dataset
Available online 23 July 2025
CRA-40 and CMA-RA V1.5 are two sets of global atmospheric reanalysis data released successively by the China Meteorological Administration. Previous studies have indicated that CRA-40 is inadequate...
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