This spot is famous for creating oscillating weather patterns known as El Niño and La Niña. Here's how these patterns control winter weather in the United States. Following is a transcript of ...

However, one agricultural meteorologist says as El Niño fades, La Niña is already knocking at the door, and it could bring dryness to the southern U.S. The biggest question is now timing.

ENSO cycles, with their El Niño and La Niña phases, impact infectious disease spread by altering weather patterns, affecting disease vectors like mosquitoes, and disrupting healthcare responses.

During these anomalous years, just a few powerful atmospheric rivers could transform an expected dry La Niña year into a wet one (1967, 2011, 2017 and 2023), or their absence could turn a ...

The term La Niña is used to define the phenomenon in which the water temperature of the Pacific Ocean periodically cools and produces a measurable shift in the weather pattern. El Niño is the opposite ...

we’re expected to return to ENSO Neutral (neither La Niña nor El Niño) within the next month as sea surface temperatures in the Niño Zones return to near average, away from their cooler-than ...

La Niña, the cool-water “little sister” of El Niño, took its time coming to life this season. Sea surface temperatures in the ...

This page contains information on El Niño, La Niña, and how these important ... including here in Canada. Diagram image courtesy of NOAA. Under normal conditions, prevailing winds blow from ...