El Nino is a condition wherein the surface waters in the equatorial Pacific Ocean, off the coast of South America, become unusually warm. Its opposite condition, when it becomes unusually cold, is termed, La Nina.
The El-Nino phenomenon, generally believed to have its impact on monsoon, will continue during the rainy season. However, there is a possibility of these conditions to turn neutral during the later part of the rainfall season, the IMD said.
The southwest monsoon covers most of the country and brings 70 per cent of India's annual rainfall. A forecast from the IMD, therefore, is important for governments, businesses and the general public due to its importance for the Indian economy.
Latest bulletins from weather agencies across the world show that a mild El Niño currently prevailing in the equatorial Pacific Ocean was likely to continue till the monsoon, and possibly the rest of the year as well.
India’s summer monsoon, in the months of June, July, August and September, which brings in about 70% of annual rainfall in the country, is already known to be heavily influenced by the variability in sea-surface temperatures of Pacific Ocean.
After two successive years of drought, a glimmer of hope finally seems to be appearing for the Indian monsoon. The first forecast for the monsoon rainfall this year is still three weeks away, but scientists are taking heart from the fact that a key indicator is showing signs of turning favourable in the coming days. […]