आईआईटीएम
IITM

Honours

• Member of Expert group for preparation of National Disaster Management Guidelines for preparation of Action plan for thunderstorms, lightning, squall and heavy winds.
• Expert Member of the committee on “Clouds and Precipitation” by National Atmospheric Research Laboratory, Gadanki 
• Member of sub-committee for drawing outline for the revision of syllabus of the subject - Observational system for various IMD Training Courses.
• Expert Member of Lightning and Thunderstorm Monitoring System Review Committee, Satish Dhawan Space Centre, Sriharikota.  

Publications

1. Hosalikar K.S., Mukhopadhyay P., Sen Roy S., Pawar S.D., Zacharia S., Kumari Priya, Muppa S.K., Mohapatra M., Unfolding the mechanisms of the development of thunderstorms over eastern India: THUNDER-F field experiment, Journal of Earth System Science, 133: 216, October 2024, DOI:10.1007/s12040-024-02430-z, 1-18
2. Mallick C., Dutta U., Bhowmik M., Mohan G.M., Hazra A., Ghosh R., Pawar S.D., Chen J.P., Comparison of Two-Moment and Three-Moment Bulk Microphysics Schemes in Thunderstorm Simulations over Indian Subcontinent, Atmospheric Research, 310: 107614, November 2024, DOI:10.1016/j.atmosres.2024.107614, 1-19
3. Pawar R.P., Priyadarshini P., Dharmaraj T., Nade D.P., Patil M.N., Patil O.M., Victor N.J., Pawar S.M., Kanase D.G., Pawar S.D., Study of boundary layer characteristics during the landfalling of a Nisarga cyclone, Tropical Cyclone Research and Review, 13, June 2024, DOI:10.1016/j.tcrr.2024.06.001, 55-71
4. Prasanna K., Gopalakrishnan V., Biswasharma Rupraj, Pawar S.D., Empirical orthogonal function analysis of lightning flashes over India, Journal of Atmospheric and Solar Terrestrial Physics, 262: 106311, September 2024, DOI:10.1016/j.jastp.2024.106311, 1-13
5. Lal D.M., Umakanth N., Domkawale M.A., Gopalakrishnan V., Srivastava M.K., Pawar S.D., Association of lightning with LCL, EL, humidity at 850 mb and at 200 mb during various CAPE, over northern India, Science of The Total Environment, 915: 169947,March 2024, DOI:10.1016/j.scitotenv.2024.169947, 1-12
6. Prasanna K., Gopalakrishnan V., Pawar S.D., Trends of lightning flash density over India during different seasons, International Journal of Climatology, 44, April 2024, DOI:10.1002/joc.8400, 1587-1610
7. Srivastava A., Kundu S.S., Pawar S.D., Gogoi R.B., Chakravorty A., Chhari A., Gopalkrishnan V., Aggarwal S.P., Evaluation of WRF-ELEC model to forecast lightning over the North Eastern region of India, Meteorology and Atmospheric Physics, 135: 39, June 2023, DOI:10.1007/s00703-023-00977-y, 1-10
8. Jeeva K., Sinha A.K., Seemala G.K., Pawar S.D., Guha A., Kamra A.K., Williams E.R., Ravichandran M., The global representativeness of fair-weather atmospheric electricity parameters from the coastal station Maitri, Antarctica, Journal of Geophysical Research: Atmospheres, 128: e2022JD037696, May 2023, DOI:10.1029/2022JD037696, 1-17
9. Toropova M.L., Sin’kevich A.A., Pawar S.D., Gopalakrishnan V., Mikhailovskii Yu. P., Characteristics of Thunderstorms during the Monsoon and Post-monsoon Seasons in India, Russian Meteorology and Hydrology, 47, August 2022, DOI:10.3103/S1068373922080088, 620-628
10. Lal D.M., Mahakur M., Gopalakrishnan V., Srivastava M.K., Ghude S.D., Pawar S.D., Lightning over Tibetan Plateau and its relation with winds associated with CAPE, Meteorology and Atmospheric Physics, 134: 93, September 2022, DOI:10.1007/s00703-022-00930-5, 1-14
11. Sarkar R., Mukhopadhyay P., Bechtold P., Lopez P., Pawar S.D., Chakravarty Kaustav, Evaluation of ECMWF Lightning Flash Forecast over Indian Subcontinent during MAM 2020, Atmosphere, 13: 1520, September 2022, DOI:10.3390/ atmos13091520, 1-13
12. Jnanesh S.P., Lal D.M., Gopalakrishnan V., Ghude S.D., Pawar S.D., Tiwari Suresh, Srivastava M.K., Lightning characteristics over humid regions and arid regions and their association with aerosols over Northern India, Pure and Applied Geophysics, 179, April 2022, DOI:10.1007/s00024-022-02981-6, 1403–1419
13. Mudiar D., Hazra A., Pawar S.D., Karumuri R.K., Konwar M., Mukherjee Subrata, Srivastava M.K., Goswami B.N., Williams E., Role of electrical effects in intensifying rainfall rates in the tropics, Geophysical Research Letters, 49: e2021GL096276, January 2022, DOI:10.1029/2021GL096276, 1-11
14. Sin’kevich A.A., Boe B., Pawar S.D., Kurov A.B., Gopalakrishnan V., Investigation of Radar and Electrical Characteristics of Thunderclouds Seeded with a Glaciogenic Reagent in Karnataka, India, Russian Meteorology and Hydrology, 46, August 2021, DOI:10.3103/S1068373921080069, 545–552
15. Sin'kevich A. A., Popov V.B., Abshaev A.M., Boe B.A., Pawar S.D., Mikhailovskii Yu. P., Toropova M.L., Gopalakrishnan V., Gekkieva Zh. M., Radar Characteristics of Convective Clouds during Transition to the Cumulonimbus Stage in Different Regions of the World, Atmospheric and Oceanic Optics, 34, March 2021,135-140
16. Mohan G.M., Vani K.G., Hazra A., Mallick C., Chaudhari H.S., Pokhrel S., Pawar S.D., Konwar M., Saha Subodh K., Das S.K., Deshpande S., Ghude S., Barth M.C., Rao Suryachandra A., Nanjundiah R.S., Rajeevan M., Evaluating different lightning parameterization schemes to simulate lightning flash counts over Maharashtra, India, Atmospheric Research, 255: 105532, June 2021,DOI:10.1016/j.atmosres.2021.105532, 1-22
17. Mudiar D., Pawar S.D., Hazra A., Gopalakrishnana V., Lal D.M., Chakravarty Kaustav, Domkawale M.A., Srivastava M.K., Goswami B.N., William E., Lightning and precipitation: The possible electrical modification of observed raindrop size distributions, Atmospheric Research, 259: 105663, September 2021,DOI: 10.1016/j.atmosres.2021.105663, 1-17
18. Mukhopadhyay P., Bechtold P., Zhu Y., Krishna R.P.M., Kumar Siddharth, Ganai M., Tirkey S., Goswami T., Mahakur M., Deshpande M., Prasad V.S., Johny C.J., Mitra A., Ashrit R., Sarkar A., Sarkar Sahadat, Roy Kumar, Andrews E., Kanase R., Malviya S., Abhilash S., Domkawle M., Pawar S.D., Mamgain A., Durai V.R., Nanjundiah R.S., Mitra A.K., Rajagopal E.N., Mohapatra M., Rajeevan M., Unravelling the mechanism for extreme rain events in Kerala, India (NOWCAST: Papers of Note), Bulletin of the American Meteorological Society, , May 2021,400-401
19. Mukhopadhyay P., Bechtold P., Zhu Y., Krishna R.P.M., Kumar Siddharth, Ganai M., Tirkey S., Goswami T., Mahakur M., Deshpande M., Prasad V.S., Johny C.J., Mitra A., Ashrit R., Sarkar A., Sarkar Sahadat, Roy Kumar, Andrews E., Kanase R., Malviya S., Abhilash S., Domkawle M., Pawar S.D., Mamgain A., Durai V.R., Nanjundiah R.S., Mitra A.K., Rajagopal E.N., Mohapatra M., Rajeevan M., Unravelling the mechanism of extreme (more than 30 sigma) precipitation during August 2018 and 2019 over Kerala, India, Weather and Forecasting, 36, August 2021,DOI:10.1175/WAF-D-20-0162.1, 1253-1273
20. Halder M., Kanase R., Mukhopadhyay P., Halder S., Pawar S.D., Domkawle M., Pandey A.C., Latest approaches to thunderstorm/lightning and severe weather forecasting using high resolution numerical model, Vayumandal, 47, June 2021,42-52
21. Mudiar D., Pawar S.D., Gopalakrishnan V., Williams E., Electric field enlarges raindrops beneath electrified clouds: Observational evidence, Geophysical Research Letters, 48: e2021GL093577, July 2021,DOI:10.1029/2021GL093577, 1-10
22. Gopalakrishnan V., Pawar S.D., Domkawale M.A., Charging processes during the dissipation stage of thunderstorms, Meteorology and Atmospheric Physics, 133, June 2021,DOI:10.1007/s00703-020-00755-0, 467-478
23. Sin’kevich A., Boe B., Pawar S.D., Yang J., Abshaev A., Dovgaluk Y., Gekkieva J., Gopalakrishnan V., Kurov A., Mikhailovskii Y., Toropova M., Veremei N., Investigation of thundercloud features in different regions, Remote Sensing, 13, August 2021,DOI:10.3390/rs13163216, 1-19
24. Sin kevich A. A., Popov V.B., Abshaev A.M., Boe B.A., Pawar S.D., Mikhailovskii Yu. P., Toropova M.L., Gopalakrishnan V., Gekkieva Zh. M., Radar characteristics of Cu during their transition to thunderstorm in different regions of the world, Atmospheric and Oceanic Optics, 33, December 2020
25. Gopalakrishnan V., Pawar S.D., Domkawale M.A., Charging processes during the dissipation stage of thunderstorms, Meteorology and Atmospheric Physics, Online, September 2020, DOI:10.1007/s00703-020-00755-0, 1-12
26. Nade D.P., Potdar S.S., Pawar R.P., Taori A., Kulkarni G., Siingh D., Pawar S.D., Intra-annual variations of regional total column ozone, aerosol optical depth, and water vapor from ground-based, satellite-based and model-based observations, Atmospheric Research, 237, June 2020, DOI:10.1016/j.atmosres.2020.104860, 1-16
27. Patil M.N., Dharmaraj T., Pawar S.D., Influence of Land Surface Characteristics on the Evolution of Convective Boundary Layer over Semi-arid Region, Journal of Indian Geophysical Union, 24, May 2020, 49-56
28. Bankar R.M., Patil R.M., Nimbalkar R., Pardessi R., Pandit A., Pawar S.D., Aircraft mounted field mill for meteorological applications, Journal of Indian Geophysical Union, 24, January 2020, 78-90
29. Nade D.P., Potdar S.S., Pawar R.P., Taori A., Kulkarni G., Siingh D., Pawar S.D., Intra-annual variations of regional total column ozone, aerosol optical depth, and water vapor from ground-based, satellite-based and model-based observations, Atmospheric Research, 237, June 2020, DOI:10.1016/j.atmosres.2020.104860, 1-16
30. Bankar R.M., Patil R.M., Nimbalkar R., Pardessi R., Pandit A., Pawar S.D., Aircraft mounted field mill for meteorological applications, Journal of Indian Geophysical Union, 24, January 2020, 78-90
31. Chinthalu G.R., Dharmaraj T., Patil M.N., Dhakate A.R., Pawar S.D., Siingh D., Severe cyclonic storm JAL, air-sea interaction perspectives and floods along Andhra Pradesh-Tamilnadu coast, Journal of Indian Geophysical Union, 22, May 2018, 341-348
32. Mudiar D., Pawar S.D., Hazra A., Konwar M., Gopalkrishnan V., Srivastava M.K., Goswami B.N., Quantification of observed electrical effect on the raindrop size distribution in Tropical Clouds, Journal of Geophysical Research, 123, April 2018, DOI:10.1029/2017JD028205, 1-18
33. Sin’kevich A.A., Boe B., Mikhailovskii Y.P., Dovgalyuk Y.A., Veremei N.E., Gopalakrishnan V., Murugavel P., Pawar S.D., Investigation of Cu cong seeding effect during rainfall augmentation in India, Russian Meteorology and Hydrology, 43, April 2018, 209-217
34. Pawar S.D., Gopalakrishnan V., Murugavel P., Veremey N.E., Sinkevich A.A., Possible role of aerosols in the charge structure of isolated thunderstorms, Atmospheric Research, 183, 2017, DOI:10.1016/j.atmosres.2016.09.016, 331–340
35. Ranalkar M.R., Pawar S.D., Pradeep Kumar P., Characteristics of lightning activity in tropical cyclones developed over North Indian Ocean basin during 2010–2015, Atmospheric Research, 187, 2017, DOI:10.1016/j.atmosres.2016.12.003, 16–32
36. Veremei N.E., Dovgalyuk Yu. A., Gopalakrishnan V., Komarovskrikh K.F., Murugavel P., Pawar S.D., Sinkevich A.A., Studying the effects of severe Aerosol Pollution of the atmosphere on the dynamics of cumulonimbus cloud charge structure by Numerical Modeling, Russian Meteorology and Hydrology, 40, 2015, DOI:10.3103/S1068373915120018, 777-786
37. Role of orography in inducing high lightning flash rate at the foothills of Himalaya, Pawar S.D., Gopalakrishnan V., Murugavel P. Earth, Planets and Space, 67:51, April 2015, DOI:10.1186/s40623-015-0221-3, 1-7
38. Effect of environmental conditions in inducing charge structure of thunderstorms over the Eastern part of India, S. D Pawar, V. Gopalakrishnan, P. Murugavel, A.A.Sinkevich and D. M. Lal, 67(1), 51 Earth, Planets and Space, 2014.
39. Climatology of lightning over Indian region and its relationship with convective available potential energy,  Murugavel P., Pawar S.D., Gopalakrishan International Journal of Climatology, online, January 2014, DOI:10.1002/joc.3901, 1-9.
40. Laboratory Investigations of the Impact of Sand and Clay Particles on Water Drop Crystallization Processes. A.A. Sinkevich,  S.D. Pawar, A.B.Kurov, N.N.Volkov, V.Yu. Michailivsky, V.Gopalakrishnan, Trudy MGO,  2014,  вып. 570.  
41. Impact of High Atmospheric Pollution by Aerosols on the Development of High Depth Cb,  AA Sinkevich , TV Kraus, S.D. Pawar , NE Confusion , YA Dovgalyuk , AB Kurov , V. Gopalakryshnan .  Russian Meteorology and Hydrology.  
42. Investigation of the Impact of High Atmospheric Pollution by Aerosols on the Development of  High Depth Cb with the Help of 3-D Model, A.A. Sinkevich, T.W. Krauss, S.D. Pawar, N.E. Veremey,Yu.A. Dovgaluk, А.B.Kurov, V.Gopalakrishnan TRUDY, MGO , 2014, Vol , 2014, Vol. 570.
43. Recovery curves of the lightning discharges occurring in the dissipation stage of thunderstorms, Pawar S. D. and Kamra A. K., 122 (2), pp. 531-536, Journal of Earth System Science, 2013 .
44. Electrical conductivity of the stratosphere, Kamsali Nagaraja, S.D. Pawar, P Murugavel and V Gopalakrishnan,  Mapana Journal of Sciences, Vol.12, 39-48, 2013.
45. Variation of aerosol optical thickness due to rainfall and its influence on agriculture, Kamsali Nagaraja, S.D. Pawar, H.T. Ananda,and  Lalu Das Journal of Agrometeorology, Volume-14, Special Issue 2012
46. Lightning characteristics over central India during Indian summer monsoon, Pawar, S D. Lal, D M and Murugavel P, Atmos Res, 106, January 2012, 44-49.
47. Possible Source of Intermediate Ions overMarine Environment, Pawar S.D., Gopalkrishnan V., The Scientific World Journal, 2012, June 2012, DOI:10.1100/2012/425838, ID 425838, 1-8.
48. Effect of lightning activity on Surface NO_x and O₃ over a tropical station during premonsoon and monsoon seasons, Pawar, V., S. D. Pawar, G. Beig, and S. K. Sahu, J. Geophys. Res., 117, D05310, doi:10.1029/2011JD016930, 2012.
49. Electrical characteristics of thunderstorms in the Eastern part of India, Gopalakrishnan V., Pawar S.D., Murugavel P., Johare K.P, Journal of Atmospheric and Solar Terrestrial Physics, online, May 2011, doi:10.1016/j.jastp.2011.04.022, 1-7.
50. New particle formation by Ion-Induced nucleation during dissipation stage of thunderstorm, Pawar, S. D. ,  P Murugavel and Gopalakrishnan V, Journal of Earth System Science, vol. 120, no. 5, pp. 843–849, 2011.
51. Estimation of small ion concentration near the Earth’s surface, Kamsali N., Pawar S.D., Murugavel P., Gopalakrishnan V, J. Atmos Solar Terr Phys 73, October 2011, doi:10.1016/j.jastp.2011.07.011, 2345-2351.
52. Trends of Convective Available Potential Energy over the Indian region and its effect on rainfall, Murugavel P., Pawar S.D., Gopalakrishnan V, Int. J.  Climatology, online, July 2011, DOI: 10.1002/joc.2359, 1-11.
53. Effect Of Urbanization On Lightning Over Four Metropolitan Cities Of India D M Lal and Pawar, S. D., Atmos. Environ 10.1016/j.atmosenv.2010.09.027, 2010.
54. Thunderstorm Electrical Parameters Vis-a-vis Rainfall and Surface Air Temperatures Over a Tropical Inland Station, Pune, India” Md. Iqbal R. Tinmaker, Kaushar Ali, S D Pawar , J.  Met. Soc.  Jap, Vol. 88, No. 6. December 2010.
55. Anomalous electric field changes and high flash rate beneath a thunderstorm in northeast India,  S D Pawar, P Murugavel and V Gopalakrishnan, J. Earth Syst. Sci. 119, No. 5, October 2010.
56. The Maxwell current density characteristics below isolated thunderstorms in tropics,  Pawar S. D. and A K Kamra , J. Geophys.  Res., 114, D04208, 1-12, 2009.
57. Effect of relative humidity and sea level pressure on electrical conductivity of air over Indian Ocean.,. Pawar , S. D, P. Murugavel and D. M. Lal ,  . J. Geophys.  Res , 114, D02205, doi:10.1029/2007JD009716 , 24 January 2009.
58. Relationship between rainfall and lightning over central Indian region in monsoon and premonsoon seasons,  D. M. Lal and S. D. Pawar,  Atmospheric Research  doi: 10.1016/j.atmosres.12.009, 1-28, 2009.
59. The end-of-storm-oscillation in tropical air-mass thunderstorms, Pawar, S.  D. and A.  K.  Kamra , J. Geophys. Res, 112, doi:10.1029/2005JD006997,   2007.
60. Evolution of lightning in an isolated hailstorm of moderate size in the tropics, Kamra A K and Pawar S. D., J. Geophys. Res., 112, D20205, doi: 10.1029/2006JD007820,  2007.
61. The effect of the onset of southwest monsoon on the atmospheric electric conductivity over the Arabian Sea, S. D. Pawar,  Devendraa Siingh, V Gopalakrishnan and A K Kamra, J. Geophys. Res., 110 , D10204, doi: 10.1029/2004JD005689, 2005.
62. Measurements of the ion concentrations and conductivity over the Arabian Sea during the ARMEX,  Devendraa Siingh, S.D. Pawar, V. Gopalakrishnan and A. K. Kamra  J. Geophys. Res, 110,D18207, doi:10.1029/2005/JD005765, 2005
63. Intermediate ion formation in the ship’s exhaust,  Gopalakrishnan, V., S. D. Pawar, Devendraa Siingh, and A. K. Kamra, Geophys. Res. Lett.,  32,  L18, 06, doi:10.1029/2005G L022613, 2005.
64. Evolution of lightning and the possible initiation/triggering of lightning discharges by the lower positive charge centre in an isolated thundercloud in Tropics, S D Pawar and A K Kamra, J. Geophys. Res. Vol. 109, No.D2 D0220510.1029/2003JD003735, 2004.
65. Measured size distributions of aerosols over the Indian Ocean during the INDOEX, A K Kamra, P Murugavel and S. D. Pawar,   J. Geophys. Res., 108, D3, February 2003.
66. Radon and its short – lived progeny: Variations near the ground”, Nagaraja K, B S N Prasad, M S Madhava, M S Chandrashekara, L Paramesh, J Sannappa, S D Pawar, P Murugavelu and A K Kamra, Radiation Measurements, vol. 36, 413-417, 2003.
67. Recovery curves of the surface electric field after lightning discharges occurring between the positive charge pocket and negative charge center  in a thundercloud, Pawar  S. D. and A K Kamra,  Geophys. Res. Lett., 29, 2108, December 2002.
68. Size distribution of submicron aerosol particles over the Indian Ocean during IFP-99 of INDOEX, P Murugavel, S. D. Pawar and A K Kamra, Current Science, 80, 123-127, 2001.
69. Background aerosol concentration derived from the atmospheric electric conductivity measurements made over the Indian Ocean during INDOEX , A K Kamra, P. Murugavel, S. D. Pawar and V Gopalakrishnan,  J. Geophys. Res., 106, D22, 28643-28652, 2001.
70. Comparative measurements of the atmospheric electric space charge density made with the filtration and Faraday cage techniques, S.  D. Pawar and A K Kamra, Atmospheric Research, 54, 105-116, 2000.
71. Biswasharma R., Umakanth N., Pongener I., Longkumer I., Mohan Rao K.M., Pawar S.D., Gopalkrishnan V., Sharma S., Sensitivity analysis of cumulus and microphysics schemes in the WRF model in simulating Extreme Rainfall Events over the hilly terrain of Nagaland, Atmospheric Research, 304: 107393, July 2024, DOI:10.1016/j.atmosres.2024.107393, 1-14