NOAA reports the end of La Niña, with the Pacific Ocean now in a neutral state, complicating seasonal forecasts.

La Niña is over, scientists declared Thursday. And while the climate pattern was notably brief and had been waning, scientists said the episode was not as weak as it once seemed. When the planet ...

Now, neither La Niña nor its counterpart El Niño are present and a so-called neutral phase has begun, according to a new National Oceanic and Atmospheric Administration report.

Awakening a Shy La Niña La Niña, the cool-water “little sister” of El Niño, took its time coming to life this season. Sea surface temperatures in the equatorial Pacific didn’t definitively dip below ...

Though La Nina and El Nino are natural patterns, their relative impacts can vary depending on their timing, duration and complex climate influences that include human-induced global heating.

MANILA, Philippines — The Philippines remains under a La Niña alert, with weak La Niña conditions likely to persist until the February-March-April season, the Philippine Atmospheric ...

NOAA has declared that a La Niña is underway. This cool weather event is likely to be shorter and weaker than usual, but will still affect global weather and climate.

This event is considered a "weak" La Niña, with it expected to be over in March. Southern California needs rain, but a La Niña could make it challenging. Watch our latest newscast coverage here.

La Niña, the periodic cooling of Pacific Ocean waters, has finally arrived, but forecasters predict it is weak and unlikely to cause as many weather problems as typically seen. Why It Matters ...

La Niña’s arrival was a long time coming Long-range forecasters at the CPC first raised the possibility of a switch to La Niña back in February 2024 when El Niño was still very strong.

La Niña is the cool phase of ENSO (El Niño-Southern Oscillation) that is marked by sea-surface water temperatures 0.5ºC below the climatological average in a key area of the eastern Pacific.