During La Niña, wind shear—a change in wind direction and velocity with height in the atmosphere—also typically decreases in the Atlantic Ocean. A reduction in wind shear can favor cyclone development ...

Meteorologist Tony Pann describes what La Nina weather patterns are, and why recent and future storms show that we are experiencing one.

(NEXSTAR) – After months of teasing, a La Niña winter has finally started – but we don’t blame you if you haven’t noticed. This year’s La Niña is looking short and weak. That makes it ...

If many climate-watchers expected the world to cool slightly this year thanks to the natural La Niña phenomenon, the climate itself didn’t seem to get the memo. In fact, January 2025’s record ...

Many wonder why, but the lack of snow potential is mainly due to a weak La Niña. This means sea-surface temperatures over the Pacific Ocean are slightly cooler than average. This affects jet ...

You can thank La Niña. La Niña, which means ‘small girl’ in Spanish, is a climatic condition occurring when the Pacific Ocean cools near the equator, pushing the high-altitude jet stream north.