El Niño may take shape later this year, and the ripple effects could show up in U.S. weather during the second half of 2026.

The Pacific Ocean is warming so quickly that scientists had to find a new method for detecting and predicting El Niño and La Niña events.

The Weather Channel's Jen Carfagno says we often hear about El Nino, she explains just what it is.

While La Niña is currently holding its own, the expectation is that an El Niño will develop by the peak of hurricane season. Here's why that's a big deal.

CNN’s 5 Things PM brings you the stories you might have missed during your busy day.

Stronger El Niño events are more likely when springtime surface waters in the western Pacific Ocean become unusually salty, a new study in Geophysical Research Letters suggests. Traditionally, ...

Two major weather agencies think it's increasingly likely that El Niño will form in the eastern tropical Pacific Ocean later ...

The year 2024 was the warmest year on record – fuelled in part by El Niño – and 2025 was the third warmest globally. The pattern is becoming clear, and the next El Niño could well be devastating. And ...

Add Yahoo as a preferred source to see more of our stories on Google. Residents are in for a characteristically Australian, mixed-bag year of weather this year. Dark red shading indicates the regions ...

Farmers across the U.S. are watching the Pacific closely this year as NOAA predicts La Niña could exit faster than expected, potentially giving way to an El Niño later in 2026. While this transition ...

And there are signs that conditions will get even worse in the next 12 months. I can reveal that La Nina is about to end and an El Nino is on the horizon. South Australia, Victoria and parts of New ...