“El Niño conditions have developed in the tropical Pacific and are forecast to strengthen rapidly over the coming months," UN weather agency says.

Climate agencies and experts are urging caution and preparedness as there is a real possibility of a difficult year ahead.

Super El Niño has officially begun in the tropical Pacific and is now rapidly strengthening, scientists warn.

El Niño's intensification may lead to extreme weather worldwide, including heatwaves, droughts, and heavy rainfall, warns WMO.