CFD | Rhie-Chow interpolation Rhie-Chow Interpolation Instead of storing and updating vector velocity \(\mathbf{U}\) directly at the cell faces (a layout known as a staggered grid), modern unstructured CFD solvers like OpenFOAM pr 2026-09-04 CFD #HPC #OpenFOAM #Rhie-Chow
TimesFM | time-series foundation model | Google TimesFM https://github.com/google-research/timesfm https://research.google/blog/a-decoder-only-foundation-model-for-time-series-forecasting/ TimesFM (Time Series Foundation Model) is a pretrained 2026-09-02 NWP #NWP #ECMWF #AI #ML #Google #Anemoi #TimesFM #time-series forecasting
AI-DOP | Artificial Intelligence-Direct Observation Prediction | ECMWF AIFS-DOP We introduce the Artificial Intelligence Forecasting System for Direct Observation Prediction (AIFS-DOP). AIFS-DOP is trained on a 40-year harmonized dataset of gridded observations, without 2026-09-01 NWP #NWP #ECMWF #AI #ML #Anemoi #AIFS #AI–DOP
Anemoi applications | ECMWF AICON 德国国家气象局用自己的数据体系,训练AICON并真正部署进业务 | 那么预报员怎么说? https://arxiv.org/pdf/2608.24651 德国国家气象局用自己的数据体系,训练AICON并真正部署进业务 (预报员, 国家气象业务) Anemoi 框架 接使用 ICON 的 terrain-following 模式层 宁愿牺牲部分长时效 RMSE,也尽量保住高分辨率 2026-09-01 NWP #NWP #ECMWF #AI #ML #Anemoi #AIFS #AICON
China Weather Radar | 中国天气雷达基数据 pycwr PyCWR简介 PyCWR 解决的是中国天气雷达基数据“格式多、年代跨度大、业务链路不一致”的现实问题。 它把 reader、体扫对象、绘图、QC、HID、风场反演、插值和标准格式导出连成一条 连贯的 Python 工作流,让你不必为每一种输入格式单独重写处理逻辑。 https://pycwr.readthedocs.io/en/latest/PyCWR_intro.html htt 2026-08-28 NWP #NWP #WRF #MPAS #DA #Radar
MPAS | MPAS UCM | Urban Canopy Model | HKUST MPAS | Convert LCZs into static.nc WRF | MPAS | UCM Urban canopy parameters (UCPs) WRF | MPAS | UCM and LCZs Map of Local Climate Zones (LCZs) MPAS workshop 2025 Developing and Evaluating the MPAS 2026-08-18 MPAS #NWP #WRF #MPAS
NWP | Microphysics | Convert moisture variables q's into rainfall Atmospheric models convert moisture variables (\(q_v, q_c, q_r, q_i, q_s, q_g\)) into rainfall and precipitation through microphysics parameterizations that simulate microphysical phase changes and dr 2026-07-02 NWP #NWP #WRF #MPAS #Microphysics
MPAS | CRITICAL ERROR NaN detected in 'w' field" crash after MPASv8.0.0 | config_len_disp config_len_disp Regarding the 'config_len_disp' option, with MPAS v8.0 it's no longer necessary to specify this length scale if you're using new meshes from the mesh download page, since these new mes 2026-06-30 MPAS #NWP #WRF #MPAS #NaN #config_len_disp
MPAS | Joint MPAS/WRF Users Workshop 2026 | MPASv8.4.1 Joint MPAS/WRF Users Workshop 2026 MPAS-Atmosphere: Update Data Assimilation with MPAS-JEDI: 2026 Annual update The Weather Research and Forecasting Model: 2026 Annual Update WRF development has sl 2026-06-25 MPAS #NWP #WRF #MPAS
CFD | Urban CFD | Atmospheric Boundary Layer (ABL) simulation Wall function Wall functions act as a boundary condition on this first cell. Instead of resolving the complicated flow within the viscous sublayer directly, the software bridges the gap by using semi- 2026-06-24 CFD #HPC #Urban #OpenFOAM #CFD #ABL