Impact of severe convection on the water vapor mixing ratio in the extra-tropical stratosphere / von Dina Khordakova. Wuppertal, 11. Februar 2022
Inhalt
- Introduction
- Water vapor in the lower stratosphere
- Convective storms in the extra-tropics
- Pyro-convection in the extra-tropics
- Theoretical background of convective storms
- Balloon-borne measurements
- Vaisala Radiosonde RS41
- Electrochemical concentration cell (ECC)
- Cryogenic frost-point hygrometer (CFH)
- Towards the development of a new CFH cooling agent
- Enhanced water vapor in the LS caused by convective storms
- Data and methods
- Balloon measurements within MOSES
- Aura Microwave Limb Sounder (MLS)
- ECMWF ERA5
- Trajectory calculation
- Measurement results and analysis
- Meteorological situation at the time of the case study
- Water vapor injection captured by balloon profiles
- Source of the ozone peak at 150hPa
- Comparison to the ERA5 reanalysis
- Origin and evolution of the water vapor enhancement along the CLaMS trajectories
- Overshooting events in satellite data
- Discussion
- Conclusions
- Highly enhanced stratospheric water vapor caused by forest fires
- Methods
- Water vapor signal in the LS
- Horizontal plume distribution
- Vertical plume distribution
- PV anomalies in ECMWF ERA5
- Summary and conclusion
- Summary and outlook
- List of figures
- List of tables
- List of abbreviations
- Bibliography
- Theory of balloon-launching operations and buoyancy
- Supplements for Chapter 3
- Supplements for Chapter 4
- Supplements for Chapter 5