Rain Predictions cover

Vol no. 19 Issue No. 129

Expert Panel

B Meenakumari

Former Chairperson, National Biodiversity Authority, Chennai.

Ajit Tyagi

Air Vice Marshal (Retd) Former DG, India Meteorological Department (IMD), New Delhi

Rasik Ravindra

Geologist and Secretary General, 36 IGC, New Delhi.

Saraswati Raju

Former Professor, CSRD, Jawaharlal Nehru University, New Delhi.

Prithvish Nag

Former Vice Chancellor, MG Kashi Vidyapeeth, Varanasi

B Sengupta

Former Member Secretary, Central Pollution Control Board, New Delhi.

Sachidanand Sinha

Professor, CSRD, Jawaharlal Nehru University, New Delhi.

Dripto Mukhopadhaya

Chief Executive, ACRA, Noida, Uttar Pradesh.

Inside this issue

Rain Predictions

Climate change and the Indian Monsoon

By: Dr. Sabin T. P.

A decrease in monsoon precipitation has been observed from 1951 to 2015, especially in the west coast and central parts of India. Models simulate that the trend is expected to continue till 2050, after which it shall begin to recover.

Forecasting the MONSOON

By: By DS Pai, OP Sreejith, A Bandgar, D Surendren

Every year, India looks expectantly towards the southwest monsoon for its annual water requirements. An array of forecasting systems has been developed overtime by the India Meteorological Department to achieve optimum accuracy in predictions.

Extended Range Forecast

By: A K Sahai, R Chattopadhyay, S Joseph

Predicting wet or dry spells on a large scale, three to four weeks prior to its onset, is essential for agriculture and hydrology. Improved understanding of ocean and atmospheric interactions and innovation in forecast models in recent years have led to better predictions.

Monsoon Features-Analysis of Season 2018

By: A K Srivastava, Ajit Tyagi

The southwest monsoon begins its long journey from the high-pressure region of Mascarenes High, veering slowly towards the Indian subcontinent. During their course, they are influenced by a host of oceanic and topographical factors.

Enhancing Farm Outputs: Agro-Meteorological Advisory Services in India

By: S D Attri

High resolution weather forecast, satellite derived products, expert knowledge and new technologies in preparation and advisory dissemination have strengthened the decision making ability of farmers. It has also helped reduce losses by timely adaptive measures, enhancing the food security of India.

El NiÑo/La NiÑa and The Indian Monsoon

By: D R Pattanaik

The monsoon varies over intra-seasonal, inter-annual and multi-decadal time-scales—with the inter-annual variability being the most relevant to the season. Droughts and floods associated with this variability adversely impact agriculture, water resources and eventually, the Indian economy.

Drought Monitoring

By: Pulak Guhathakurta, Nilesh Wagh

Drought, being a natural disaster, debilitates human societies and ecosystems, albeit gradually and over large periods. Accurate prediction of timing, location, severity and pattern may mitigate its impact.


K J Ramesh | Bettering Monsoon Predictions

By: Staff Reporter

K J Ramesh, the Director General of the India Meteorological Department, Government of India.

In brief

Editor's Note

The monsoon is not unique to India. Countries close to India, that heavily rely on it like us are—Bangladesh, Pakistan, Sri Lanka and Myanmar, as also countries such as Vietnam, Thailand, Cambodia and Laos. Interestingly, the monsoon phenomenon is experienced in distant North American countries to

Guest Editor's Note

Agriculture remains one of the most important sectors of the Indian economy with 60 per cent of the net sown area being classified as rainfed—heavily dependent on the monsoon. Such is the importance of this phenomenon, that concerns over the performance of monsoon have been articulated by the form