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

ORLANDO, Fla. – As predicted, La Niña came to fruition at the tail-end of September, with cooler than average water temperature anomalies spreading out across each of its individual “regions” through ...

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 ...

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

The tools scientists have relied on for decades to track El Niño and La Niña are breaking down, and the reason is straightforward: the ocean is warming so fast that the old measuring sticks can no ...

The large-scale Pacific Ocean climate patterns that help steer weather patterns around the globe are shifting yet again.

FILE - El Niño conditions in 2015 had much to do with the record 62.61 inches of rain recorded in North Texas that year. If you hear meteorologists talking about temperatures in the Pacific Ocean, you ...

CLEVELAND — Hundreds of years ago, fishermen casting their nets off the coast of Peru and Ecuador noticed something unusual. Every few years, the ocean water in their usually productive fishing ...

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

AUSTIN (KXAN) — Before we’re even done with this current La Niña episode, we’re already seeing some signs of El Niño developing in a few months. La Niña is the cool phase of the climate pattern known ...