The conversation between human and AI assistant.
[|Human|] What is an "El NiÃ±o" weather pattern?
[|AI|] El NiÃ±o (/Él ËniËnjoÊ/ el NEEN-yoh, Spanish: [el ËniÉ²o]; lit.â'The Boy') is the warm phase of the El NiÃ±oâSouthern Oscillation (ENSO) and is associated with a band of warm ocean water that develops in the central and east-central equatorial Pacific (approximately between the International Date Line and 120Â°W), including the area off the Pacific coast of South America.
[|Human|] 
What is an "El NiÃ±o" weather pattern?