While the rest of this winter will be dictated by a weak La Niña setup, the pattern is changing. A return to neutral status ...

Conventional knowledge in California about whether significant rainfall is in store for any given year has largely been tied up in the climate patterns of El Niño and La Niña. But a new study ...

El Niño and La Niña are climate phenomena that are generally associated with wetter and drier winter conditions in the Southwestern United States, respectively. In 2023, however, a La Niña year proved ...

An atmospheric phenomenon called a Pineapple Express is expected to bring heavy rains and snowfall to California and the ... They occur most often when the El Niño weather pattern is in force ...

This winter is exhibiting one of the latest precipitation windows in Southern California within the last few years. Last ...

The Climate Prediction Center’s latest outlooks for March and upcoming spring months call for wetter-than-average weather in the northernmost parts of California and drier-than-average conditions in ...

Seasonal forecasts for rain and snow in California have relied on El Niño and La Niña. But atmospheric rivers can make those predictions obsolete.

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An accurate read is essential for governments, energy markets and farmers, especially as global warming exacerbates extreme ...