Dr. Hanna Joos

Dr. Hanna Joos

Lecturer at the Department of Environmental Systems Science

ETH Zürich

Institut für Atmosphäre und Klima

CHN M 18

Universitätstrasse 16

8092 Zürich

Switzerland

Additional information

Additional information

Publications

Peer-reviewed articles

Joos, H., M. Sprenger, H. Binder, U. Beyerle, and H. Wenrli, 2023. Warm conveyor belts in present-day and future climate simulations – Part 1: Climatology and impacts. Weather Clim. Dynam., 4, 133-155

 

Binder, H., H. Joos, M. Sprenger, and H. Wernli, 2023. Warm conveyor belts in present-day and future climate simulations – Part 2: Role of potential vorticity production for cyclone intensification. Weather Clim. Dynam.4, 19-37

 

Bösiger, L., M. Sprenger, M. Boettcher, H. Joos, and T. Günther, 2022. Integration-based extraction and visualization of jet stream cores. Geosci. Model Dev., 15, 1079–1096.

 

Oertel, A., M. Sprenger, H. Joos, M. Boettcher, H. Konow, M. Hagen, and H. Wernli, 2021. Observations and simulation of intense convection embedded in a warm conveyor belt – how ambient vertical wind shear determines the dynamical impact. Weather Clim. Dynam., 2, 89–110.

 

Attinger, R., E. Spreitzer, M. Boettcher, H. Wernli, and H. Joos, 2021. Systematic assessment of the diabatic processes that modify low-level potential vorticity in extratropical cyclones. Weather Clim. Dynam., 2, 1073–1091.

 

Sodemann, H., and H. Joos, 2020. Numerical methods to identify model uncertainty. Pp. 309–327 in: Uncertainties in Numerical Weather Prediction, H. Olafsson, and J.-W. Bao (Eds.), Elsevier.

 

Oertel, A., M. Boettcher, H. Joos, M. Sprenger, and H. Wernli, 2020. Potential vorticity structure of embedded convection in a warm conveyor belt and its relevance for large-scale dynamics. Weather Clim. Dynam., 1, 127–153.

 

Binder, H., M. Boettcher, H. Joos, M. Sprenger, and H. Wernli, 2020. Vertical cloud structure of warm conveyor belts – a comparison and evaluation of ERA5 reanalysis, CloudSat and CALIPSO data. Weather Clim. Dynam., 1, 577–595.

 

Spreitzer, E., R. Attinger, M. Boettcher, R. Forbes, H. Wernli, and H. Joos, 2019. Modification of potential vorticity near the tropopause by nonconservative processes in the ECMWF model. J. Atmos. Sci., 76, 1709–1726.

 

Oertel, A., M. Boettcher, H. Joos, M. Sprenger, H. Konow, M. Hagen, and H. Wernli, 2019. 

Convective activity in an extratropical cyclone and its warm conveyor belt – a case-study 

combining observations and a convection-permitting model simulation. Quart. J. Roy. Meteorol. 

Soc., 145, 1406–1426.

 

Joos, H., 2019. Warm conveyor belts and their role for cloud radiative forcing in the extratropical storm tracks. J. Climate, 32, 5325–5343.

 

Attinger, R., E. Spreitzer, M. Boettcher, R. Forbes, H. Wernli, and H. Joos, 2019. Quantifying the role of individual diabatic processes for the formation of PV anomalies in a North Pacific cyclone. Quart. J. Roy. Meteorol. Soc., 145,2454–2476.

 

Binder, H., M. Boettcher, C. M. Grams, H. Joos, S. Pfahl, and H. Wernli, 2017. Exceptional airmass 

transport and dynamical drivers of an extreme wintertime Arctic warm event. Geophys. Res. Lett., 44, 12028–12036.

 

Joos, H., E. Madonna, K. Witlox, S. Ferrachat, H. Wernli, and U. Lohmann, 2017. Effect of        anthropogenic aerosol emissions on precipitation in warm conveyor belts in the western North 

Pacific in winter – a model study with ECHAM6-HAM. Atmos. Chem. Phys.17, 6243-6255, 

doi:10.5194/acp-17-6243-2017.

 

Crezee, B., H. Joos, and H. Wernli, 2017. Diabatic potential vorticity anomalies related to           clouds and precipitation in an idealized extratropical cyclone, J. Atmos. Sci.74, 1403-1416, 

doi:10.1175/JAS-D-16-0260.1.

 

Wernli, H., M. Boettcher, H. Joos, A. Miltenberger, and P. Spichtinger, 2016. A trajectory-based            classification of ERA-Interim ice clouds in the region of the North Atlantic storm track,         Geophys. Res. Lett.43, 6657-6664, doi:10.1002/2016GL068922.

 

Binder, H., M. Boettcher, H. Joos, H. Wernli, 2016. The role of warm conveyor belts for the       intensification of extratropical cyclones in Northern Hemisphere winter, J. Atmos. Sci., 73,

3997-4020, doi:10.1175/JAS-D-15-0302.1.

 

Joos, H., and R. Forbes, 2016. Impact of different IFS microphysics on a warm conveyor belt and the 

downstream flow evolution, Q. J. R. Meteorol. Soc.142, 2727-2739, doi:10.1002/qj.2863.

 

Martinez-Alvarado, O., E. Madonna, S. L. Gray, and H. Joos, 2016. A route to systematic error in 

forecasts of Rossby waves, Q. J. R. Meteorol. Soc.142, 196-210, doi:10.1002/qj.2645.

 

Catto, J. L.,E. Madonna, H. Joos, I. Rudeva, and I. Simmonds, 2015. Global Relationship between 

Fronts and Warm Conveyor Belts and the Impact on Extreme Precipitation, J.Clim.28, 8411-

8429, doi:10.1175/JCLI-D-15-0171.1.

 

Miltenberger, A. K., A. Seifert, H. Joos, and H. Wernli, 2015. Scaling relation for warm-phase    orographic precipitation - A Lagrangian analysis for 2D mountains, Q. J. R. Meteorol.Soc.

141, 2185-2198, doi:10.1002/qj.2514.

 

Madonna, E., M. Boettcher, C. Grams, H. Joos, O. Martius and H. Wernli, 2015. Verification of north 

atlantic warm conveyor belt outflows in ECMWF forecasts, Q. J. R. Meteorol. Soc.141, 1333-

1344, doi:10.1002/qj.2442 .

 

Madonna, E., S. Limbach, C. Aebi, H. Joos, H. Wernli, and O. Martius, 2014. On the co-occurence of 

warm conveyor belt outflows and PV streamers. J. Atmos. Sci., 71, 3668-   3673, doi:10.1175/JAS-D-14-0119.1.

 

Joos, H., P. Spichtinger, P. Reutter and F. Fusina, 2014. Influence of heterogeneous freezing on the 

microphysical and radiative properties of orographic cirrus clouds. Atmos. Chem. Phys.14

6835-6852, doi:10.5194/acp-14-6835-2014.

 

Martinez-Alvarado, O., H. Joos, J. Chagnon, M. Boettcher, S.L. Gray, R.S. Plant, J. Methven, and H.     Wernli, 2014. The dichotomous structure of the warm conveyor belt. Q. J. R. Meteorol. Soc.

140, 1809-1824, doi:10.1002/qj.2276.

 

Pfahl, S., E. Madonna, M. Boettcher, H. Joos, and H. Wernli, 2014. Warm Conveyor Belts in the ERA-

Interim Dataset (1979–2010). Part II: Moisture Origin and Relevance for Precipitation. J. Clim.

27, 27-40, doi: 10.1175/JCLI-D-13-00223.1.

 

Madonna, E., H. Wernli, H. Joos, and O. Martius, 2014. Warm conveyor belts in the ERA-Interim 

dataset (1979-2010). Part I: Climatology and potential vorticity evolution. J. Clim.27, 3-26, 

doi:10.1175/JCLI-D-12-00720.1.

 

Martius, O., H. Sodemann, H. Joos, S. Pfahl, A. Winschall, M. Croci-Maspoli, M. Graf, E. Madonna, 

B. Mueller, S. Schemm, J. Sedlacek, M. Sprenger, and H. Wernli, 2013. The role of upper-level 

dynamics and surface processes for the Pakistan flood in July 2010. Q. J. R. Meteorol. Soc.

139, 1780-1797, doi:10.1002/qj.2082.

 

Bornmann, L., H. Herich, H. Joos, and H.D. Daniel, 2012. In public peer review of submitted      manuscripts, how do reviewer comments differ from comments written by interested members 

of the scientific community? A content analysis of comments written for Atmospheric 

Chemistry and Physics. Scientometrics93, 915-929, doi:10.1007/s11192- 012-0731-8.

 

Joos, H., and H. Wernli, 2012. Influence of microphysical processes on the potential vorticity 

development in a warm conveyor belt: a case study with the limited area model COSMO. Q. J.    R. Meteorol. Soc., 138, 407-418, doi:10.1002/qj.934.

 

Joos, H., P. Spichtinger, and U. Lohmann, 2010. Influence of a future climate on the microphysical and 

optical properties of orographic cirrus clouds in ECHAM5. J. Geophys. Res., 115, D19129, 

doi:10.1029/2010JD013824.

 

Quaas,J., O. Boucher, A. Jones, G.P. Weedon, J. Kieser, H. Joos, 2009. Exploiting the weekly cycle as 

observed over Europe to analyse aerosol indirect effects in two climate models. Atmos. Chem. 

Phys.9, 8493-8501.

 

Joos, H., P. Spichtinger, and U. Lohmann, 2009. Orographic cirrus in a future climate. Atmos. Chem. 

Phys., 9, 7825-7845.

 

Joos, H., P. Spichtinger, U. Lohmann, J.-F. Gayet, and A. Minikin, 2008. Orographic cirrus in the 

global climate model ECHAM5. J. Geophys. Res.113, D18205, doi:10.1029/2007JD009605.

 

Invited talks:

 

2018

 

Joos, H., Importance of cloud microphysics for extra-tropical dynamics, Seminar, University of Leipzig, 11 Jan 2018.

Joos, H., Importance of cloud microphysics for extra-tropical dynamics, Seminar, University of Bern, 21 March 2018.

Joos, H., and H. Wernli, Warm conveyor belts and cloud radiative forcing, EGU General Assembly, Vienna, 13 April 2018.

Joos, H., Importance of microphysics for extratropical dynamics, 4th annual meeting of W2W, Landau, 12 Nov 2018.

 

2019

 

Joos, H., Importance of cloud microphysics for extra-tropical dynamics, Seminar KIT Karlsruhe, 15 Jan 2019.

 

2020

 

Joos, H., Tendency diagnostics – a Lagrangian perspective on the importance of diabatic processes for extra-tropical dynamics, virtual CHESS course “State of the Art Weather and Climate Modeling”, University of Bergen, 16 Nov 2020.

 

2022

 

Joos, H., Diabatic processes in the extratropical stormtracks. Stormtrack Workshop, Oléron, France, 30 May 2022.

Joos, H., Investigating atmospheric dynamics with IFS physical tendencies. ECMWF Fellows’ Meeting on Stormtracks, Reading, 10 Oct 2022

 

2023

 

Joos, H., Importance of diabatic processes for extratropical dynamics, Meteorological Colloquium, University of Mainz, University of Frankfurt, 23 November 2023

 

 

 

 

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