Atmospheric climate model output of the COSMO-CLM2 regional climate model hindcast run over Antarctica (1987-2016)

The dataset contains monthly output of a COSMO-CLM² (COSMO-CLM coupled to the Community Land Model) atmospheric hindcast simulation over Antarctica which is described and evaluated in the following paper: Souverijns, N., Gossart, A., Demuzere, M., Lenaerts, J.T.M., Medley, B., Gorodetskaya, I.V., Vanden Broucke, S., van Lipzig, N.P.M., 2019. A new Regional Climate Model for POLAR-CORDEX: Evaluation of a 30-year Hindcast with COSMO-CLM² over Antarctica. Journal of Geophysical Research: Atmospheres, 124, 1405-1427. (doi:10.1029/2018JD028862) Details of the model simulation:<br> - COSMO-CLM version 5.0_clm6<br> - Community Land Model version 4.5<br> - Horizontal resolution: 0.25°x0.25°<br> - Vertical resolution: 40 levels<br> - Time period: 1987-2016 (excluding 4 years of spin-up)<br> - Driving model: ERA-Interim<br> The data provided here has a monthly time resolution and contains the monthly average of all variables except denoted otherwise below. As such, each file consists of 360 time steps.<br> - AEVAP_S: Surface evaporation [kg m-2] (summed value for each month)<br> - ALB: Surface albedo [-] (only for austral summer months)<br> - ALHFL_S: Surface latent heat flux [W m-2]<br> - ALWD_S: Downward longwave radiation at the surface [W m-2]<br> - ALWU_S: Upward longwave radiation at the surface [W m-2]<br> - ASHFL_S: Surface sensible heat flux [W m-2]<br> - ASOB_S: Surface net downward shortwave radiation [W m-2]<br> - ASWDIFD_S: Diffuse downward shortwave radiation at the surface [W m-2]<br> - ASWDIFU_S: Diffuse upward shortwave radiation at the surface [W m-2]<br> - ASWDIR_S: Direct downward shortwave radiation at the surface [W m-2]<br> - ATHB_S: Surface net downward longwave radiation at the surface [W m-2]<br> - P: Pressure at 40 vertical levels [Pa]<br> - QV: Specific humidity at 40 vertical levels [kg kg-1]<br> - RH2M: Relative humidity at 2 meter [%]<br> - SNOW_GSP: Surface snowfall amount [kg m-2] (summed value for each month)<br> - T2M: Temperature at 2 meter [K]<br> - T: Temperature at 40 vertical levels [K]<br> - WS10M: Wind speed at 10 meter [m s-1]<br> - WS: Wind speed at 40 vertical levels [m s-1]本数据集包含南极地区COSMO-CLM²（与陆面过程模型Community Land Model耦合的COSMO-CLM）大气回溯模拟的逐月输出结果，相关研究已在以下论文中完成描述与评估： Souverijns, N., Gossart, A., Demuzere, M., Lenaerts, J.T.M., Medley, B., Gorodetskaya, I.V., Vanden Broucke, S., van Lipzig, N.P.M., 2019. 适用于POLAR-CORDEX的新型区域气候模型：基于COSMO-CLM²的南极30年回溯模拟评估. 《地球物理研究杂志：大气》, 124, 1405-1427. (doi:10.1029/2018JD028862) 模型模拟详情如下： - COSMO-CLM版本：5.0_clm6 - 陆面过程模型（Community Land Model）版本：4.5 - 水平分辨率：0.25°×0.25° - 垂直层数：40层 - 模拟时段：1987-2016年（已剔除4年的自旋启动阶段） - 驱动模式：ERA-Interim 本数据集采用逐月时间分辨率，除下文特别注明的变量外，其余所有变量均为逐月平均值。据此，每个数据文件包含360个时间步长。 - AEVAP_S：地表蒸发量 [kg·m⁻²]（为当月累计值） - ALB：地表反照率 [-]（仅包含南极夏季月份数据） - ALHFL_S：地表潜热通量 [W·m⁻²] - ALWD_S：地表向下长波辐射 [W·m⁻²] - ALWU_S：地表向上长波辐射 [W·m⁻²] - ASHFL_S：地表感热通量 [W·m⁻²] - ASOB_S：地表净向下短波辐射 [W·m⁻²] - ASWDIFD_S：地表向下散射短波辐射 [W·m⁻²] - ASWDIFU_S：地表向上散射短波辐射 [W·m⁻²] - ASWDIR_S：地表向下直接短波辐射 [W·m⁻²] - ATHB_S：地表净向下长波辐射 [W·m⁻²] - P：40层垂直高度处的气压 [Pa] - QV：40层垂直高度处的比湿 [kg·kg⁻¹] - RH2M：2米高度处的相对湿度 [%] - SNOW_GSP：地表降雪量 [kg·m⁻²]（为当月累计值） - T2M：2米高度处的气温 [K] - T：40层垂直高度处的气温 [K] - WS10M：10米高度处的风速 [m·s⁻¹] - WS：40层垂直高度处的风速 [m·s⁻¹]