The United Nations weather agency raised its forecast for the rapid emergence of a strong El Nino in the coming months, warning that the phenomenon is likely to drive global temper

The United Nations weather agency raised its forecast for the rapid emergence of a strong El Nino in the coming months, warning that the phenomenon is likely to drive global temperatures higher. Link Strong El Nino will develop rapidly over coming months, says UN weather agency El Nino is a periodic warming of sea surface temperatures in the central and eastern Pacific Ocean, which typically lasts between nine and 12 months, that can drive up global temperatures.