By A K Sahai, R Chattopadhyay & S Joseph
The authors are scientists at Indian Institute of Tropical Meteorology, Ministry of Earth Sciences. firstname.lastname@example.org. The article should be cited as Sahai A.K., R. Chattopadhyay, S. Joseph, 2019. Extended Range Forecast, Geography and You, 19(18): 16-21
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.
The monsoon in India is responsible for meeting the freshwater requirements of more than 1.3 billion people living in the country. The moist southwest monsoon winds bring plenty of rainfall from June to September. India’s GDP is closely linked with the monsoon as agricultural production is largely dependent on the quantum of rainfall (Gadgil and Kumar, 2006). Moreover, the monsoon renews water in dams which is used in the drier seasons for domestic consumption, irrigation and construction. Therefore, getting an...