Articles | Volume 21, issue 6 
            
                
                    
            
            
            https://doi.org/10.5194/acp-21-5151-2021
                    © Author(s) 2021. This work is distributed under 
the Creative Commons Attribution 4.0 License.
                the Creative Commons Attribution 4.0 License.
https://doi.org/10.5194/acp-21-5151-2021
                    © Author(s) 2021. This work is distributed under 
the Creative Commons Attribution 4.0 License.
                the Creative Commons Attribution 4.0 License.
Influence of low-level blocking and turbulence on the microphysics of a mixed-phase cloud in an inner-Alpine valley
Fabiola Ramelli
CORRESPONDING AUTHOR
                                            
                                    
                                            Institute for Atmospheric and Climate Science, ETH Zurich, Zurich, Switzerland
                                        
                                    Jan Henneberger
CORRESPONDING AUTHOR
                                            
                                    
                                            Institute for Atmospheric and Climate Science, ETH Zurich, Zurich, Switzerland
                                        
                                    Robert O. David
                                            Department of Geosciences, University of Oslo, Oslo, Norway
                                        
                                    Annika Lauber
                                            Institute for Atmospheric and Climate Science, ETH Zurich, Zurich, Switzerland
                                        
                                    Julie T. Pasquier
                                            Institute for Atmospheric and Climate Science, ETH Zurich, Zurich, Switzerland
                                        
                                    Jörg Wieder
                                            Institute for Atmospheric and Climate Science, ETH Zurich, Zurich, Switzerland
                                        
                                    Johannes Bühl
                                            Leibniz Institute for Tropospheric Research, Leipzig, Germany
                                        
                                    Patric Seifert
                                            Leibniz Institute for Tropospheric Research, Leipzig, Germany
                                        
                                    Ronny Engelmann
                                            Leibniz Institute for Tropospheric Research, Leipzig, Germany
                                        
                                    Maxime Hervo
                                            Federal Office of Meteorology and Climatology MeteoSwiss, Payerne, Switzerland
                                        
                                    Ulrike Lohmann
                                            Institute for Atmospheric and Climate Science, ETH Zurich, Zurich, Switzerland
                                        
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                            Cited
15 citations as recorded by crossref.
- Microphysical investigation of the seeder and feeder region of an Alpine mixed-phase cloud F. Ramelli et al. 10.5194/acp-21-6681-2021
- Unveiling atmospheric transport and mixing mechanisms of ice-nucleating particles over the Alps J. Wieder et al. 10.5194/acp-22-3111-2022
- A phase separation inlet for droplets, ice residuals, and interstitial aerosol particles L. Koolik et al. 10.5194/amt-15-3213-2022
- Environmental and Climatic Drivers of Phytoplankton Communities in Central Asia F. Zi et al. 10.3390/biology13090717
- On the drivers of droplet variability in alpine mixed-phase clouds P. Georgakaki et al. 10.5194/acp-21-10993-2021
- Snowfall Model Validation Using Surface Observations and an Optimal Estimation Snowfall Retrieval F. Hellmuth et al. 10.1175/WAF-D-20-0220.1
- Aircraft observation of aerosol and mixed-phase cloud microphysical over the North China Plain, China: Vertical distribution, size distribution, and effects of cloud seeding in two-layered clouds Z. Wang et al. 10.1016/j.atmosres.2024.107758
- Retrieving ice-nucleating particle concentration and ice multiplication factors using active remote sensing validated by in situ observations J. Wieder et al. 10.5194/acp-22-9767-2022
- Sensitivity of precipitation formation to secondary ice production in winter orographic mixed-phase clouds Z. Dedekind et al. 10.5194/acp-21-15115-2021
- Aspects of melting layer and fall streaks in stratiform cloud system over the Western Ghats, India from Ka-band polarimetric radar observations S. Das et al. 10.1016/j.atmosres.2022.106463
- The characteristics of cloud macro-parameters caused by the seeder–feeder process inside clouds measured by millimeter-wave cloud radar in Xi'an, China H. Di & Y. Yuan 10.5194/acp-24-5783-2024
- Cloud Seeding Evidenced by Coherent Doppler Wind Lidar J. Yuan et al. 10.3390/rs13193815
- MASCDB, a database of images, descriptors and microphysical properties of individual snowflakes in free fall J. Grazioli et al. 10.1038/s41597-022-01269-7
- Influence of low-level blocking and turbulence on the microphysics of a mixed-phase cloud in an inner-Alpine valley F. Ramelli et al. 10.5194/acp-21-5151-2021
- Continuous secondary-ice production initiated by updrafts through the melting layer in mountainous regions A. Lauber et al. 10.5194/acp-21-3855-2021
13 citations as recorded by crossref.
- Microphysical investigation of the seeder and feeder region of an Alpine mixed-phase cloud F. Ramelli et al. 10.5194/acp-21-6681-2021
- Unveiling atmospheric transport and mixing mechanisms of ice-nucleating particles over the Alps J. Wieder et al. 10.5194/acp-22-3111-2022
- A phase separation inlet for droplets, ice residuals, and interstitial aerosol particles L. Koolik et al. 10.5194/amt-15-3213-2022
- Environmental and Climatic Drivers of Phytoplankton Communities in Central Asia F. Zi et al. 10.3390/biology13090717
- On the drivers of droplet variability in alpine mixed-phase clouds P. Georgakaki et al. 10.5194/acp-21-10993-2021
- Snowfall Model Validation Using Surface Observations and an Optimal Estimation Snowfall Retrieval F. Hellmuth et al. 10.1175/WAF-D-20-0220.1
- Aircraft observation of aerosol and mixed-phase cloud microphysical over the North China Plain, China: Vertical distribution, size distribution, and effects of cloud seeding in two-layered clouds Z. Wang et al. 10.1016/j.atmosres.2024.107758
- Retrieving ice-nucleating particle concentration and ice multiplication factors using active remote sensing validated by in situ observations J. Wieder et al. 10.5194/acp-22-9767-2022
- Sensitivity of precipitation formation to secondary ice production in winter orographic mixed-phase clouds Z. Dedekind et al. 10.5194/acp-21-15115-2021
- Aspects of melting layer and fall streaks in stratiform cloud system over the Western Ghats, India from Ka-band polarimetric radar observations S. Das et al. 10.1016/j.atmosres.2022.106463
- The characteristics of cloud macro-parameters caused by the seeder–feeder process inside clouds measured by millimeter-wave cloud radar in Xi'an, China H. Di & Y. Yuan 10.5194/acp-24-5783-2024
- Cloud Seeding Evidenced by Coherent Doppler Wind Lidar J. Yuan et al. 10.3390/rs13193815
- MASCDB, a database of images, descriptors and microphysical properties of individual snowflakes in free fall J. Grazioli et al. 10.1038/s41597-022-01269-7
2 citations as recorded by crossref.
- Influence of low-level blocking and turbulence on the microphysics of a mixed-phase cloud in an inner-Alpine valley F. Ramelli et al. 10.5194/acp-21-5151-2021
- Continuous secondary-ice production initiated by updrafts through the melting layer in mountainous regions A. Lauber et al. 10.5194/acp-21-3855-2021
Latest update: 30 Oct 2025
Short summary
                    Interactions between dynamics, microphysics and orography can enhance precipitation. Yet the exact role of these interactions is still uncertain. Here we investigate the role of low-level blocking and turbulence for precipitation by combining remote sensing and in situ observations. The observations show that blocked flow can induce the formation of feeder clouds and that turbulence can enhance hydrometeor growth, demonstrating the importance of local flow effects for orographic precipitation.
                    Interactions between dynamics, microphysics and orography can enhance precipitation. Yet the...
                    
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