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

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

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

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.

Rules for classifying the two patterns recently changed.

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

Climate change amplifies El Nino impact; warmer seas previously linked to 13,000 deaths in Libya, says Bogazici University researcher - Anadolu Ajansı ...

The APEC Climate Center’s (APCC) has issued an “El Nino” watch, which means the drought-bearing weather could emerge in the upcoming seasons.

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

NOAA’s latest climate update about one of the biggest drivers for this spring and summer is here.