International workshop on “Stratosphere-Troposphere Interactions and Prediction of Monsoon weather EXtremes” (STIPMEX)at IITM, Pune during
3-7 June 2024

Day 0

2 June 2024
Training agenda TBD

Day 1

Monday 3 June 2024
9:30 to 10:15 Inaugural Session
10:15 to 10:45 Keynote Dr. Michael Höpfner, Karlsruhe Institute of Technology (KIT), Germany Composition, origin, and fate of the Asian Tropopause Aerosol Layer – a view from aircraft and satellite by infrared remote sounding
10:45 to 11:15 Group Photo & Tea/Coffee break
11:15-13:00 - Session I: Atmospheric composition, chemistry, and dynamics of the UTLS
Chair: Dr. Marc von Hobe, Jülich, Germany, Co-chair: Dr. Sidharth S. Das, SPL, VSSC, India,
Rapporteur: Dr. Satheesh Chandran
11:15 to 11:40 Invited Prof. Greg Carmichael, IOWA, USA Advancing Atmospheric Composition Predictions and Related Services to Meet the Growing Societal Needs
11:40 to 12:05 Invited Dr. Mijeong Park, NCAR, USA Relationship between Water Vapor and Cold Point Tropopause during Boreal Summer
12:05 to 13:05
12 Minutes Each Oral
Dr. Ajll Kottayil, CUSAT, Kerala, India The influence of monsoon sub-seasonal variability on the occurrence of sub-visible cirrus clouds over the Asian monsoon region.
Dr. Dmitry A. Belikov, Chiba University, Japan Study the influence of the Asian Summer Monsoon on the Upper Troposphere and Lower Stratosphere Using Methane Distributions
Dr. Pawan Vats, IIT Delhi, India Implication of precursors of secondary organic aerosols on UTLS and its impact on the Indian Summer monsoon
Dr. Sanjay Kumar Mehta, SRM, Chennai, India Relative Roles of Convection and Advection in the Sustenance of the Asian Summer Monsoon Anticyclone
G. S. Gopikrishnan ,IIT, Kharagpur, India Impact of large-scale atmospheric circulation on the ozone variability in the Upper Troposphere-Lower Stratosphere (UTLS) of the Asian Summer Monsoon Anticyclone (ASMA)
13:05 to 14:00 Lunch break
14:00-16:00 -Session II: Response of the Asian summer monsoon to volcanic eruptions, large wildfires, anthropogenic emissions, and potential Stratospheric Aerosol Injection (SAI) scenarios
Chair: Dr. Jean-Paul Vernier, NASA, USA, Co-chair: Prof. Tarun Gupta, IIT Kanpur, India
Rapporteur: Dr. Chaitri Roy
14:00 to 14:25 Invited Dr. R. Krishnan, IITM Pune, India Role of large volcanic eruptions on the ENSO and Indian Monsoon coupling
14:25 to 14:50 Invited Dr. Bala Govindasamy, IISc, Bengaluru, India How would stratospheric aerosol geoengineering affect tropical monsoon rainfall
14:50 to 15:15 Dr. Simone Tilmes, NCAR, USA Stratospheric Aerosol Climate Intervention: Efficiency, Impacts and Uncertainties
15:15 to 16:05
12 Minutes Each, Oral
Dr. Bernd Heinold, TROPOS Leipzig, Germany Stratospheric Smoke Injections from the 2019–20 Australian Bushfires: Impacts on Radiation, Global Circulation, and Adjustments
Dr. S. Sridharan, NARL, India Influence of Merapi volcanic eruption on the stratospheric water vapour
Dr. Bomidi Lakshmi Madhavan, NARL India Stratospheric Aerosol Characteristics during the Volcanic Eruptions using the SAGE III/ISS Observations
Dr. Ghouse Basha, NARL, India Disturbing the Middle Stratospheric Balance: The Enduring Impact of Hunga Tonga-Hunga Ha'apai volcanic eruption
16:05 to 16:15 Break
16:15 to 17:15 Public Talk by Prof. Timothy Palmer, Oxford University on “Primacy of doubt” (online), Chair Dr. R. Krishnan
17:15 to 19:00 Tea/Coffee and Poster session

Day 2

Tuesday 4 June 2024
9:30 to 13:00 -Session III:  Observations in monsoon region with a special focus on recent field campaigns
Chair: Dr. Bernd Heinold, TROPOS, Germany,  Co-chair: Dr. Padma Kumari, IITM, Pune, India
Rapporteur: Dr. Bhupendra Bahadur Singh
9:30 to 9:55 Invited Dr. M. Venkat Ratnam, NARL, India Unravelling the Dynamics of the Indian Summer Monsoon Circulation: Insights into ASMA Variability, Aerosol Distribution, and Pollution Transport
9:55 to 10:20 Invited Dr. Ren Smith, NCAR, USA Transport by Asian Monsoon Convection to the Upper Troposphere and Lower Stratosphere during the 2022 ACCLIP Campaign
10:20 to 11:00
12 Minutes Each, Oral
Dr. Amit Kumar Pandit, NIA, USA In situ and satellite observations of tropopause cirrus clouds during the Asian Summer Monsoon: Results from the BATAL Campaign
Dr. Siddarth Shankar Das, SPL, VSSC, India Network of ST/MST radars and balloon borne measurement Campaigns of the Asian Summer Monsoon Anticyclone (NetRAD-ASMA) - Initial Results
Dr. Sunil Kumar S V., SPL, VSSC, India Insights from Tropical Tropopause Dynamics Experiments under GARNETS program over the Indian monsoon region
11:00 to 11:25 Tea/Coffee break
11:25 to 11:45 Lead oral Dr. Jean-Paul, Vernier, NASA, LaRC, USA ATAL’s inter-annual variability derived from satellite observations and airborne measurements
11:45 to 12:05 Lead oral Dr. Marc von Hobe, IEK-7 stratosphere, Jülich, Germany Strategy for more ground-based observations to constrain the lower boundary condition in atmospheric models
12:05 to 12:25 Lead oral Dr. Manish Naja, ARIES,  Nainital, India Variability in the tropospheric ozone in Asian Summer Monsoon region: Ozonesonde observations (2011-2023) from ARIES, Nainital
12:25 to 13:00
12 Minutes Each, Oral
 V. N. Santhosh, NARL, India Quantifying the Radiative Impact of Asian Tropopause Aerosol Layer using the Balloon-borne Field Campaign Measurements
Nabarun Poddar, SPL, VSSC, India Understanding the stratosphere-troposphere exchange processes through the direct measurements of vertical air motion over central Himalayan region using 206.5 MHz Stratosphere-Troposphere Radar
Dr.  Corinna Kloss, IEK-7 stratosphere, Jülich, Germany Juelich, Germany Reconsidering the existence of a trend in the Asian Tropopause Aerosol Layer (ATAL) from 1979 to 2017
13:00 to 14:00 Lunch break
14:00 to 15:15 -Session IV: Inter-connections of Asian summer monsoon with large scale atmospheric patterns such as Brewer-Dobson Circulation, QBO and ENSO, SSW
Chair:Dr.  Manish Naja, ARIES, Nainital, India,  Co-chair: Dr. B. Praphulla Chandra, SSSIHL, AP, India
Rapporteur: Sunil Sonbawne
14:00 to 14:25 Invited Prof. K. Mohanakumar, CUSAT, India  
14:25 to 15:15
12 Minutes Each, Oral
Dr. Kishore Kumar, SPL, VSSC, India Does the Quasi-Biennial Oscillation Modulates Monsoon Hadley Circulation?  
Dr. Uma Das, IIIT, West Bengal, India Tidal variability and aliasing effects from contemporaneous satellite, model, and reanalysis data in the Stratosphere
 Prashant Chavan, IITM, Pune, India Impact of volcanic aerosols on the tropical stratosphere and disruption of the QBO
Dr Chirag Dhara, Krea University, AP, India Impact of rapid reductions in regional aerosols on the near-future strengthening of the South Asian Monsoon
15:15 to 15:30 Break
15:30 to 16:30 Public Talk by Dr. V Ramaswamy, GFDL NOAA, USA, Chair Dr. Rolf. Müller
16:30 to 18:00 Tea/coffee and Poster session
19:00 onwards Workshop Dinner

Day 3

Wednesday 5 June 2024
9:30 to 13:05 -Session V: Modelling studies on the transport of pollutants and feedback processes associated with the Asian summer monsoon
Chair: Dr. Simone Tilmes, NCAR USA, Co-chair: Dr. Kishore Kumar, SPL VSSC, India
Rapporteur: Ms. Aathira Maria Jose
9:30 to 9:55 Invited Dr. Peter Hitchcock, Cornell University, USA  Assessing stratospheric contributions to subseasonal prediction: the SNAPSI project
9:55 to 10:20 Invited Dr. David Plummer, Environment and Climate Change Canada The challenges and need for multi-model intercomparisons of chemistry climate models in the troposphere
10:20 to 11:00
12 Minutes Each, Oral
V. K. Patel, IIT, Kharagpur, India Changes in water vapour in the Upper Troposphere and Lower Stratosphere (UTLS) of the global tropics: role of surface warming in recent decades and future scenarios
P. P. Musaid, SRM, Chennai, India Physical and dynamical factors affecting the boundary layer tracer pathway to the Asian Summer Monsoon Anticyclone
 Dr. C. Sivan, IITM, Pune, India Estimation of target density and age of air transported from the Asian monsoon anticyclone to the Arctic
11:00 to 11:30 Tea/Coffee break
11:30 to 11:55 Invited Dr. Rolf Müller, IEK-7 stratosphere, Jülich, Germany Juelich, Germany Reconstructing high-resolution in-situ vertical profiles measured in the sparsely monitored Asian monsoon region
11:55 to 12:20 Invited Dr. Bärbel Vogel, IEK-7 stratosphere, Jülich, Germany Juelich, Germany Horizontal transport of Asian summer monsoon air into the northern lower stratosphere: the PHILEAS campaign 2023
12:20 to 12:40 Lead Oral Dr. Suvarna Fadnavis, IITM, Pune, India  An overview of pollution transport in the Asian summer monsoon Anticyclone and their impacts
12:40 to 13:05
12 Minutes Each, Oral
Dr. Kseniia Didenko, IZMIRAN, Russian Academy of Sciences, Russia Numerical modeling of QBO and ENSO phase impact on the evolvement of sudden stratospheric warming and waves processes
Dr. Shubha Singh, NCMRWF, Noida, India Assessing Upper Tropospheric Humidity during Monsoon Depressio using NCMRWF unified Model forecasts
13:05 to 14:00 Lunch break
14:00 to 16:05 -Session VI: Stratosphere troposphere exchange processes and their association with monsoon extremes
Chair: Dr. Sajay Mehata, SRM, Chennai, India, Co-chair: Dr. Somkumar Sharma, PRL, Ahmedabad, India
Rapporteur: Dr. C. Sivan
14:00 to 14:25 Invited Prof. Seok-Woo Son, Seoul National University, South Korea QBO-MJO connection and its implication to South Asian precipitation
14:25 to 14:50 Invited Prof. T. G. Shepherd, University of Reading, UK Causal prediction and attribution of extreme weather events
14:50 to 15:51
12 Minutes Each, Oral
Dr. Maria Emmanue, MoES,Delhi, India MJO effect on the tropopause, UTLS water vapour and cirrus over the Indian Peninsula
Dr. Saginela Ravindra Babu, National Central University, Taiwan Extreme UTLS ozone enhancement over the southern flank of Asian summer monsoon anticyclone in August 2022
Tesna Maria CUSAT, Kerala, Inia The Impact of the Mesoscale Convective System on the Upper Troposphere Lower Stratosphere (UTLS) Composition over the Asian Monsoon Region
Dr. Prashant Singh, Goethe University Frankfurt, Germany Water Vapor Transport to the Upper Troposphere/Lower Stratosphere via Lightning-Intense Deep Convective Systems in the Third Pole Region
Dr. Atul Kumar Srivastava, IITM, Delhi, India Assessment of surface air pollutants over the Indian Summer Monsoon region: Linkage to their characteristics in the upper atmosphere
Session VII: Asian summer monsoon and its association with tropospheric processes
Chair: Dr. R. Subramanian; CSTEP, Bangalore, India, Co-chair: Dr. Anoop Mahajan, IITM, Pune, India
Rapporteur: Dr. Annada Padhi
15:51 to 16:11 Lead Oral Dr. M. Mujumdar, IITM, Pune, India The evolution of monsoonal Hydro-Meteorological extremes over India in the backdrop of changing climate
16: 11 to 16:46
12 Minutes Each, Oral
Dr. R. Kriplani, Ex IITM, Pune, India Response of the Asian Summer Monsoon to Aerosol Reductions due to COVID-19 lockdown regulations
Dr. Abhishek Anand, IMD, Kolkata, India Role of the Himalaya-Tibetan Plateau in Moistening the Tropopause as Inferred from the Model Simulations
Dr. Yuanpu Li, NCAR, USA  QBO impacts Asian summer monsoon precipitation by modulating the Walker circulation
16:46 to 18:30 Poster session on Monsoon Weather Extreme

Day 4

Thursday 6th June 2024
9:30 to 11:15 -Session VII: Extreme weather events and prediction
Chair: Dr. Rupakumar Kolli, Co-chair: Dr. Satyaban B. Ratna,
Rapporteur: Dr. Medha Deshpande
9:30 to 10:00 Keynote Dr. M. Rajeevan, Atria University, India
10:00 to 10:30 Invited Prof. Kerry Emanuel, MIT, USA (online)
10:30 to 11:00 Invited Dr. Estibaliz Gascon ECMWF, Bonn, Germany
11:00 to 11:15 Dr. Sailendra Rai, Allahabad University Oral Predictability of widespread extreme precipitation events during the northeast monsoon season over south peninsular India from CORDEX models
11:15 to 11:30 Tea/Coffee break
11:30 to 13:00 -Session VIII: Extreme weather prediction
Chair: Dr. A. K. Sahai, Co-chair: Dr. S. D. Pawar,
Rapporteur: Dr. Radhika Kanase
11:30 to 12:00 Invited Dr. Fanglin Yang NCEP, USA 
12:00 to 12:30 Invited Dr. Takuya Kawabata, MRI, JMA, Japan
12:30 to 13:00 Invited Dr. Paul Davies, UKMO, UK
13:00 to 14:00 Lunch break
14:00 to 14:20 Lead Oral Dr. Mukul Tiwari, IBM, USA
14:20 to 14:35 Dr. Indrani Roy, University College London (UCL), UK, Oral East African October to December rainy season- major drivers, mechanism and  improved predictability
14:35 to 14:50 Mr. Vaibhav Tyagi, Indian Institute of Technology Indore Oral Interplay of Background Dynamics and Large-Scale Circulations in the Kerala Extreme Rainfall Event of August 2019
14:50 to 15:00 Break
15:00-17:25 – Session IX: New approaches for extreme weather events prediction Chair: Dr. A. Suryachandra Rao; Co-chair: Dr. J. Sanjay Rapporteur: Ms. Rituparna Sarkar
15:00 to 15:30 Keynote Dr. M Mohapatra IMD
15:30 to 16:00 Invited Dr. Saulo Freitas, INPE, Brazil
16:00 to 16:30 Invited Prof. Arindam Chakraborty IISc, Bengaluru
16:30 to 16:50 Lead oral Dr. R. Ashrit NCMRWF
16:50 to 17:10 Lead oral Dr. P. Mukhopadhyay, IITM, Pune
17:10 to 17:25 Ms. Sreevidya Ravi, CUSAT, Kochi Oral Dynamical Aspects of Heavy Rainfall Events Over Southern Peninsular India during Northeast Monsoon Season and its Association with Indian Ocean Warming and Madden Julian Oscillation
17:30 to 19:00 Tea/Coffee break and Poster session on Monsoon Weather Extreme
19:00 to 20:30 Cultural Program
20:30 to 22:00 Dinner at IITM front lawn

Day 5

Friday 7 June 2024
9:30 to 11:15 - Session X: Observation campaign for understanding processes associated with extreme precipitation events Session
Chair: Dr. Thara Prabhakaran, Co-chair: Dr. G. Pandithurai,
Rapporteur: Ms. Monokranthi
9:30 to 10:00 Keynote Prof. Xubin Zheng Arizona University, USA
10:00 to 10:30 Invited Dr. W K. Tao, GSFC, NASA
10:30 to 11:00 Invited Prof. Toru Terao, Kagawa University, Japan
11:00 to 11:15 Mr. Harshad S. Hanmante, IITM, Pune Oral Rain-type classification and convective clustering in heavy rain events: Radar observations and numerical simulation
11.15 to 11.30 Tea/Coffee break
11:30 to 13:15 -Sessions XI: AI/ML in Weather prediction
Chair: Dr. E. N. Rajagopal, Co-chair: Dr. C. Gnanaseelan,
Rapporteur: Dr. Siddharth Kumar
11:30 to 12:00 Keynote Prof. Dev Niyogi, University of Texas, Austin, USA
12:00 to 12:30 Invited Dr. Pierre Gentine, Univ: of Columbia, USA (Online)
12:30 to 12:45 Ms. Aayushi Tandon, University of Petroleum & Energy Studies, Dehradun, Oral A Machine Learning Based Approach to Predict Extreme Rainfall Events in India's Uttarakhand Region
12:45 to 13:00 Dr. Yesubabu Viswanadhapalli, NARL, ISRO Oral Impact of Western Ghats orography on the simulation of extreme precipitation over Kerala, India during 14–17 August 2018
13:00 to 13:15 Dr. Ayantika D. C. Oral Understanding the extreme precipitating monsoon rainstorms over Pakistan
13:15 to 14:00 Lunch break
14:00 to 15:30 -Session XII: Application of Monsoon Weather Forecast for various sectors
Chair: Dr. Susmitha Joseph, Co-chair: Shri K. S. Hosalikar
Rapporteur: Dr. Soumyajoti Jana
14:00 to 14:30 Keynote DG, NIWE, India
14:30 to 15:00 Invited Prof. Vimal Mishra, IIT, Gandhinagar, India
15:00 to 15:30 Invited Dr. Tune Usha, NCCR, MoES, Chennai, India
15:30 to 16:30 -Session XIII: Stakeholders’ Discussion on Renewable Energy & Weather Forecasts
Chair: Dr. P. Mukhopadhyay, Co-chair: Dr. Raghu Ashrit,
Rapporteur: Ms. Snehlata Tirkey
Panelists: NDMA (Flood & Lightning management), SDMA, Assam on Flood; Tata Power, Mumbai; Adani Green, Ahmedabad; WRLDC (Grid India); Renew Power, Delhi & Suzlon, Pune
16:30 to 17:00 Tea/Coffee break
17:00 to 18:00 –Session XIV: Panel discussion, recommendation and concluding remarks
Coordinator: Dr. Vinu Valsala