What is the IMD Scientific Officer exam and how is it conducted?

The India Meteorological Department (IMD) Scientific Officer exam is conducted by the Union Public Service Commission (UPSC) for recruitment of Group A Gazetted Scientific Officers in IMD. The exam consists of a written test with objective-type questions in Meteorology, Physics, Mathematics, and General Studies, followed by a Personal Interview for shortlisted candidates. The exam is rated as very hard because of the technical depth required in meteorology, atmospheric dynamics, and numerical weather prediction — subjects that require a strong postgraduate-level understanding.

What meteorology topics are covered in the IMD Scientific Officer exam?

The exam covers atmospheric thermodynamics (first and second laws, potential temperature, CAPE), atmospheric dynamics (vorticity, divergence, jet streams, Coriolis force, pressure gradient force), synoptic meteorology (cyclone formation, monsoon dynamics, western disturbances), weather forecasting methods (numerical weather prediction, mesoscale models, ensemble forecasting), climatology (climate change, ENSO, IOD, MJO), radar and satellite meteorology, and surface and upper air observation methods. India's monsoon system, including the Arabian Sea branch and Bay of Bengal branch dynamics, is heavily tested.

How is IMD connected to environmental laws and the EIA process?

IMD provides meteorological baseline data essential for Environmental Impact Assessments under the EIA Notification 2006. Wind rose data, monsoon patterns, temperature inversion data, and air dispersion meteorology from IMD are used in EIA reports for industries under the Environment Protection Act 1986. IMD's wind and rainfall data informs site selection for industries, particularly regarding downwind impact on sensitive areas. IMD also issues heat action plans, flood forecasts, and cyclone warnings that have direct environmental governance implications under the Disaster Management Act 2005.

What mathematics and physics topics are tested in the IMD exam?

Physics questions focus on fluid dynamics, wave mechanics, thermodynamics, electromagnetic radiation, and optics related to atmospheric phenomena. Mathematics covers differential equations (used in atmospheric dynamics modelling), linear algebra, vector calculus, numerical methods for NWP, statistics for climate data analysis (regression, time series analysis, extreme value theory), and Fourier transforms used in spectral analysis of atmospheric data. The level is equivalent to B.Sc./M.Sc. Physics and Mathematics, and strong undergraduate-level foundations are essential.

What is the career profile and salary of an IMD Scientific Officer?

An IMD Scientific Officer is a Group A Gazetted Central Government officer in the pay level 10 (Rs. 56,100-1,77,500) under the 7th Pay Commission. Officers are posted across IMD's network of meteorological stations, regional offices in Delhi, Mumbai, Chennai, Kolkata, Pune, and Nagpur, and specialized divisions like cyclone warning, agro-meteorology, and climate change. Career progression leads to Deputy Director General, Additional Director General, and Director General of Meteorology (the apex position). Officers also get deputation opportunities with WMO (World Meteorological Organization) in Geneva.

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IMD Scientific Officer Meteorology UPSC Preparation Guide

India Meteorological Department via UPSC

Your Complete Preparation Guide for IMD Scientific Officer Meteorology UPSC 2027 — strategy, study plan, tips & more.

DifficultyVery Hard

Total Marks100

Duration120 min

Start Practising Now →Free Mock Tests

Exam Overview

Mode

Online CBT (UPSC) followed by Interview

Frequency

Annual (UPSC notified)

Next Exam Date

2026-10-05

EEligibility Criteria

M.Sc. in Physics/Mathematics/Meteorology or B.Tech in Meteorology/Atmospheric Science with minimum 55% marks. Age limit as per UPSC norms (typically 21-30 years, relaxable for reserved categories).

ANumber of Attempts

As per UPSC norms

Study Plan by Subject

Meteorology & Atmospheric Science

Week 1-4: Foundation

Core concepts & basics

Week 5-8: Deep Practice

Advanced problems & revision

Week 9-12: Mock Tests + Revision

Full-length tests & weak-area focus

Refer to official syllabus for complete topic list

Physics

Week 1-4: Foundation

Core concepts & basics

Week 5-8: Deep Practice

Advanced problems & revision

Week 9-12: Mock Tests + Revision

Full-length tests & weak-area focus

Refer to official syllabus for complete topic list

Mathematics

Week 1-4: Foundation

Core concepts & basics

Week 5-8: Deep Practice

Advanced problems & revision

Week 9-12: Mock Tests + Revision

Full-length tests & weak-area focus

Refer to official syllabus for complete topic list

General Studies

Week 1-4: Foundation

Core concepts & basics

Week 5-8: Deep Practice

Advanced problems & revision

Week 9-12: Mock Tests + Revision

Full-length tests & weak-area focus

Refer to official syllabus for complete topic list

Expert Preparation Tips

Build a strong foundation in atmospheric thermodynamics and dynamics — these form at least 40% of the meteorology paper, and conceptual clarity in these areas is non-negotiable.

Study India's monsoon system in depth: onset mechanism, active-break cycles, teleconnections with ENSO, IOD and MJO, and monsoon variability — this is IMD's primary operational focus.

Strengthen mathematics and physics — especially differential equations, vector calculus, and fluid dynamics which underpin numerical weather prediction models tested in the exam.

Follow IMD seasonal forecasts, cyclone bulletins, and the India Meteorological Monograph series as current affairs reading; questions often reference recent cyclone events and monsoon anomalies.

Exam Pattern at a Glance

Section	Questions	Marks	Duration (est.)
Meteorology & Atmospheric Science	25	25	30 min
Physics	25	25	30 min
Mathematics	25	25	30 min
General Studies	25	25	30 min
Total	100	100	120 min

Important Dates

Registration Opens

2026-07-20

Next Exam Date

2026-10-05

Conducted By

India Meteorological Department via UPSC

Frequently Asked Questions

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