A switch from El Niño to La Niña can also bring a change in the upper-air flow across the U.S. The long-range forecast produced by NOAA incorporates this El Niño to La Niña switch.

Both of these cycles have longstanding climate patterns. Scientists stunned after satellite data unveils new information ...

After three consecutive years of an unusually stubborn pattern, La Niña has officially ended and El Niño is on the way, the National Oceanic and Atmospheric Administration said Thursday.

The latest forecast indicates La Niña conditions could return just in time for winter despite El Niño-Southern ...

The current El Niño is now one of the strongest on record, new data shows, catapulting it into rare “super El Niño” territory, but forecasters believe that La Niña is likely to develop in ...

El Nino and La Nina Warming sea surfaces in the tropical Pacific, in an image released July 5th, 2012. There's a greater than 50 percent chance that El Niño conditions will develop during the ...

I’ve also identified this warm and dry possibility with my experience of a few years of El Niño to La Niña in summer. The summers of 1988 and 1995 had this situation. Both were memorable hot ...

El Niño and La Niña sometimes don’t follow the expected patterns. And strength matters: A strong El Niño, for instance (as measured by how high sea-surface temperatures are above normal) ...

El Niño and La Niña drive seasonal weather patterns over Canada and across the world. Explore these high-impact events and how they affect weather here at home.

After three consecutive years of an unusually stubborn pattern, La Niña has officially ended and El Niño is on the way, the National Oceanic and Atmospheric Administration said Thursday.