NOAA is to start using a new index, known as 'RONI,' to classify El Niño and La Niña events.

The powerful weather pattern is expected to shift into gear again around June, NOAA said, though its strength this time ...

The El Niño Southern Oscillation (ENSO) is a natural pattern of ocean and atmospheric changes in the tropical Pacific Ocean that can influence the weather pattern ...

El Niño might be back later this year; major climate agencies that closely watch the tropical Pacific have recently updated their outlooks. Latest obs.

One expert says 2027 could be even hotter than the last three years, which have been the top three warmest on record ...

A new index will help scientists and forecasters better identify El Niño and La Niña events in the future as the climate ...

El Nino could develop later this year, increasing the risk of record-breaking global heat, according to forecasts from several major weather agencies.

Feb 12 (Reuters) - There is a 60% chance of a shift in the climate phenomenon known as La Niña towards El Nino in ...

The tools scientists have relied on for decades to track El Niño and La Niña are breaking down, and the reason is ...

"A transition from La Niña to ENSO-neutral is expected in February-April 2026," the Climate Prediction Center said.

A new study by researchers from the University of Texas at Austin found that El Niño and La Niña cause extreme water events ...