SS

Shiwam Singh

PhD Researcher, Atmospheric Science — IIT Roorkee
shiwam_s@dm.iitr.ac.in shivambela1@gmail.com linkedin.com/in/shiwam-singh
Research focus

Boundary layer meteorology and surface layer parameterization in NWP models, aimed at improving weather prediction over mountainous terrain — surface–atmosphere exchange, model tuning for complex topography, and real-time forecasting in the mountains.

Surface layer Boundary layer Free atmosphere

Doctoral studies

July 2023 – present (3rd year)
PhD in Disaster Mitigation & Management
Indian Institute of Technology Roorkee
Centre of Excellence in Disaster Mitigation and Management
Nov 2022 – Jul 2023
Junior Research Fellow
IIT Roorkee, CoEDMM
Topic: "Improved representation of surface layer parameterizations in the WRF model"

Previous degrees

2020 – 2022
M.Sc. Mathematics
IIT Hyderabad
2016 – 2019
B.Sc. Mathematics
Kisan P.G. College, Dr. RMLAU Ayodhya
2014 – 2016
Class XII
R.S. Inter College, Shivpur, Bahraich
2013 – 2014
Class X
Mahanand Awasthi Inter College, Shivpur, Bahraich

Master's projects

Jul 2021 – Dec 2021
Riemann–Roch theorem for function fields
IIT Hyderabad
Jan 2022 – Jun 2022
Arcs in finite projective spaces
IIT Hyderabad

Research experience

Nov 2022 – Jul 2023
Junior Research Fellow
Surface layer parameterizations in the WRF model · CoEDMM, IIT Roorkee
Nov 2023 – present
Numerical weather prediction (NWP)
CoEDMM, IIT Roorkee
Hands-on work with WRF-ARW, WRF-UCM, WRF-Chem, and RegCM for high-resolution weather and climate simulation, and subgrid-scale parameterization using high-frequency eddy covariance observations over complex mountainous terrain.

Modeling expertise

WRF-ARWWRF-UCMWRF-ChemRegCM Boundary layer meteorologySurface layer parameterization High-frequency observationsEddy covariance

Journal publications

  1. Parameterization of surface layer processes in extreme weather conditions over a mountainous region.
    Singh, S. & Srivastava, P. (2025). Weather and Forecasting. doi:10.1175/WAF-D-24-0178.1
  2. Chronicle of destruction: the Wayanad landslide of July 30, 2024.
    Yunus, A.P., Sajinkumar, K.S., Gopinath, G., Subramanian, S.S., Kaushal, S., Thanveer, J., Achu, A.L., Islam, S.M.U., Ishan, A., Krishnapriya, V.K., Rajaneesh, A., Dewrari, M., Dixit, S., Singh, S., Srivastava, P., Oommen, T., Nedumpallile-Vasu, N., Sen, S., Narayana, A.C., Ambili, V., Pradeep, G.S. & Kuriakose, S.L. (2025). Landslides. doi:10.1007/s10346-025-02494-y

Conference presentations

  1. Srivastava, P. & Singh, S. (2024). Towards improved parameterization of surface turbulent fluxes in extreme weather conditions over a mountainous region. 9th GEWEX Open Science Conference, 7–12 July 2024, Sapporo, Japan.
  2. Singh, S. & Srivastava, P. (2024). Applicability of Monin–Obukhov similarity theory in stable conditions over a mountainous region. AGU Fall Meeting, Issue 2168, NH31F-2168.
  3. Utpal, A., Srivastava, P., Singh, S. & Subramanian, S.S. (2025). Modelling and analysis of heat stress over an urban city in India. JpGU Meeting 2025, Session A-AS05.
  4. Srivastava, P., Singh, S., Singh, S., Prabhakaran, A., Subramanian, S.S. & Pulpadan, Y.A. (2025). NWP model underestimated the extent of the extreme rainfall event during the 2024 Wayanad (Kerala, India) landslide. JpGU Meeting 2025, Session A-AS03, 26–31 May 2025, Chiba, Japan.
  5. Yalakala, G., Srivastava, P. & Singh, S. (2025). Evaluation of the impacts of land use/land cover changes on weather forecast using the WRF model over an urban area (Dehradun), India. AOGS 2025, Abstract AS66-A012, Singapore.
  6. Singh, S. & Srivastava, P. (2025). Evaluation of different similarity functions under stable conditions over a mountainous region. INTROMET-2025, IITM Pune, India.
  7. Singh, S. & Srivastava, P. (2025). Evaluation of different parameterizations for the computation of surface fluxes over a mountainous region. AGU Fall Meeting, A41L-VR8809.
  8. Singh, S. & Srivastava, P. (2026). Parameterization of surface layer processes under stable conditions over a mountainous region. EGU General Assembly 2026, Abstract EGU26-801, Vienna, Austria.

Honors & awards

Early Career Scientist Travel Support Awardee
EGU General Assembly 2026, Vienna, Austria
Registration waiver · €300 travel support · APC refund
Travel Grant Awardee
HPC4Climate Summer School 2025, Max Planck Institute for Meteorology, Germany
€500 travel grant
2nd Prize, Poster Presentation
Research Scholar's Day, CoEDMM, IIT Roorkee (13 Oct 2025) — "Analysis of observed behavior of heat and momentum fluxes over a mountainous region"
GATE & JAM qualified
GATE 2022 & 2023 · JAM 2019 & 2020

Scholastic achievements

  1. Joint Admission Test for Masters (JAM) — 2019 & 2020
  2. Graduate Aptitude Test in Engineering (GATE) — 2022 & 2023

Workshops & training

  • MTTS Programme — Level 0, IIT Guwahati (28 May–23 Jun 2018); Levels I & II, IISER Thiruvananthapuram (2019, 2020).
  • FORESEED Workshop — Forecasting and early warning of extreme events and disasters, CoEDMM IIT Roorkee (2–8 Jan 2023).
  • Disaster Risk Reduction for Museums — Heritage safety in the Himalayan region, CoEDMM IIT Roorkee (24–25 Feb 2023).
  • Earthquake Early Warning System (EEWS) — Technical workshop, CoEDMM IIT Roorkee (10–12 Apr 2023).
  • Weather Prediction and Climate Model — IIT Roorkee (16–20 Oct 2023).
  • Data Assimilation in Weather and Climate Models — ICTS Bengaluru (6–17 May 2024).
  • Advanced Data Assimilation and Inverse Modelling — NRSC Hyderabad (21–24 Jan 2025).
  • CRITICAL Workshop — Co-producing risk-informed, gender-responsive actions & adaptation pathways, CoEDMM IIT Roorkee (30 Jan 2025).
  • Eddy Covariance Training — Campbell Scientific India, New Delhi (2 May 2025).
  • HPC4Climate Summer School 2025 — Max Planck Institute for Meteorology, Lauenburg, Germany (28 Jul–7 Aug 2025).

Technical skills

Languages
C++RPythonMATLABFortran
Work environments
LinuxLaTeX
GIS & graphing
ArcGISERDAS ImagineGrADSOriginProNcview
Modeling
WRF-ARWWRF-ChemWRF-UCMRegCM

Coursework

Algebra
Advanced linear algebraGroups & ringsFields & modulesAlgebraic geometryModern number theoryAlgebraic coding theory
Analysis
Real analysisComplex analysisNumerical analysisFunctional analysis
Applied mathematics
ODEsPDEsProbability theory
Climate & disaster management
Vulnerability & risk analysisLandslide hazard assessment & mitigationRemote sensing & GIS applicationsGeospatial data for disaster mitigation