
El Niño is weakening. What impacts did it have on winter weather? And what's this about La Niña?

Where are my El Niño impacts?!

How strong is our strong El Niño? And what could El Niño have to do with the Denver Broncos? Blogger Emily Becker answers questions about ENSO events, current and past.

How likely is a La Niña the year after an El Niño, and in particular after a strong one like this year's? IRI's Tony Barnston analyzes the history of ENSO behavior since 1950 for a possible answer.

The tropical Pacific is an exciting place these days. What’s been going on recently?

Was El Niño to blame for the above-average temperatures during November and December 2015? As always, the answer is not that simple.

Just how powerful is the current El Niño? There’s more to the story than the very warm equatorial Pacific.

Few places on Earth are more strongly affected by El Niño than the Galápagos Islands, which straddle the equator in the eastern tropical Pacific. Guest blogger Kris Karnauskas explains why these unique islands are so biologically productive—and what happens to that productivity during El Niño.

With multiple sea surface temperature datasets come questions. What are they all for?

Warmer-than-average waters in the tropical Pacific are expected to reach their peak soon. How has El Niño affected global weather so far this year?