Schedule

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

Day 0

Training Programme Agenda

2 June 2024

Participants: 100

0930-0945 AM | Brief remark by Dr. E. N. Rajagopal, IMPO Introduction: Dr. Vinu Valsala

Training Session on Stratosphere-Troposphere Exchange processes

Venue	Aryabhatta Hall, IITM, Pune
09:45 - 10:00	Brief introduction to Stratosphere-Troposphere Exchange processes.
10:00 - 11:00	Introduction to balloonsonde launching techniques (1) The cryogenic frost point hygrometer (CFH) for measurements of water vapour and (2) the Compact Optical Backscatter Aerosol Detector (COBALD)
11:00 - 11:15 \| Tea Break.
11:15 - 13:00	Hands-on launching of balloonsonde with suitable sensors followed by data acquisition techniques.
13:00 - 14:00 \| Lunch Break.
14:00 - 15:00	Satellite and in-situ data analysis, with a special focus on the UTLS region.
15:00 - 16:00	Analysis and visualization of big-data from global chemistry-climate models.
16:00 - 16:30 \| Tea break.
16:30 - 17:30	Inter-comparison of observational and model data.
17:30 - 18:00	Discussions

Training Session on Prediction of Monsoon Weather Extremes

To be coordinated by Dr. Vinu Valsala, Dr. R. Phani Murali Krishna, Dr. Malay Ganai, Dr. Revanth Reddy

Venue	Varahamihir Hall, IITM, Pune
0945-1030AM	Dr. Estibaliz Gascon, ECMWF	Introduction of ECMWF's Forecasting Systems and related Extreme Weather Products
1030-1115AM	Dr. W. –K. Tao, GSFC, NASA	Relating vertical velocity and cloud/precipitation properties: A numerical modeling study of Tropical convection Goddard Space Flight Centre, NASA, USA
Tea/Coffee Break \| 1115-1130
1130-1215PM	Dr. Saulo Freitas, INPE, Brazil	Operational wildfire smoke forecast in Brazil.
1215-0100PM	Dr. Fanglin Yang, NCEP, USA	NCEP Forecasting system, Model putput and diagnostic
0100-0130PM \| Lunch Break
0130-0215PM	Dr. Paul Davies	On UKMO Forecast diagnostic
0215-0300PM	Dr. Dev Niyogi	Making weather and climate information useful to usable
0300-0345PM	Dr. Estibaliz Gascon, ECMWF, Bonn	Practical session on predicting extreme events using ECMWF products
0345-0400PM \| Q&A
0400-0415PM \| Tea/Coffee break
0415-0500PM	Prof. Xubin Zeng, University of Arizona	On GPEX and organized convection
0500-0545PM	Dr. Toru Terao, Kagawa Univ.	On ASIAPEX
0545-0600PM \| Student/ECR Feedback End of Training session

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
	Veenus Venugopal, Space Physics Laboratory, Vikram Sarabhai Space Centre, Thiruvananthapuram, India	A composite study on the effect of SSW and QBO on stratospheric meridional circulation: Implications on ozone and water vapor distribution
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	Modulation of Quasi-Biennial Oscillation on the Coupling Between Sudden Stratospheric Warming and Tropical Weather Systems
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		Association of aerosols in the Asian summer monsoon anticyclone with Indian summer monsoon rainfall
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 6^th 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) "The Physics of the Build-up of Large Values of Convective Available Potential Energy (CAPE)"
10:30 to 11:00	Invited	Dr. Estibaliz Gascon ECMWF, Bonn, Germany "ECMWF's Journey in Advancing Extreme Weather Prediction"
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 Zeng, University of Arizona "On GPEX and organized convection"
10:00 to 10:30	Invited	Dr. W K. Tao, GSFC, NASA “Developing, Improving, and Applying Cloud-Resolving Models to Study Precipitation Processes”
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: Shri K. S. Hosalikar, Co-chair: Dr. Susmitha Joseph 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 Panelists: Coordinator: Dr. Vinu Valsala